US Pat. No. 11,028,727

FOAMING NOZZLE OF A CLEANING SYSTEM FOR TURBINE ENGINES

General Electric Company,...

1. A turbine engine cleaning system comprising:a foaming chamber configured to receive a detergent; and
a foaming nozzle disposed inside the foaming chamber and configured to pass an aerating gas to the foaming chamber to aerate the detergent and generate foam, wherein the foaming nozzle comprises:
an aerating gas inlet configured to receive the aerating gas;
a wall comprising a thickness between an outer surface of the wall and an inner surface of the wall, wherein the outer surface of the wall is configured to contact the detergent wherein the inner surface of the wall surrounds an inner plenum of the foaming nozzle, and wherein the inner plenum is configured to receive the aerating gas from the aerating gas inlet;
a first row of first through holes configured to pass the aerating gas from the inner plenum into the foaming chamber and fluidly coupled to, and extending between, a first row of first through hole inlets at the inner surface of the wall and
a first row of first through hole outlets at the outer surface of the wall; and
a second row of second through holes configured to pass the aerating gas from the inner plenum into the foaming chamber and disposed axially adjacent to the first row of first through holes with respect to a longitudinal axis of the foaming nozzle, wherein the second row of second through holes is fluidly coupled to, and extending between, a second row of second through hole inlets at the inner surface of the wall and a second row of second through hole outlets at the outer surface of the wall, and wherein cross-sections of the first through holes and the second through holes comprise regular shapes; and
a foam delivery assembly coupled to the foaming chamber and configured to route the foam to a turbine engine, wherein each first through hole comprises a radial vector and an axial vector, with respect to the longitudinal axis, between the inner surface of the foaming nozzle and the outer surface of the foaming nozzle, and wherein the axial vector is oriented upwardly toward a head portion of the foaming nozzle or downwardly toward a base of the foaming nozzle.

US Pat. No. 11,028,726

STARTER AIR VALVE SYSTEMS CONFIGURED FOR LOW SPEED MOTORING

Hamilton Sundstrand Corpo...

1. A starter air valve (SAV) system comprising:a pressure actuated SAV actuator configured to be operatively connected to a SAV;
a first pressure valve configured to selectively allow pressure from a pressure source to the SAV actuator when in fluid communication with the SAV actuator, wherein the first pressure valve is a pulse-width modulation solenoid valve configured to provide a duty cycle of pressure from the pressure source to the SAV actuator;
a first controller in operable communication with at least the first pressure valve and configured to control the first pressure valve;
a second pressure valve configured to selectively allow pressure from the pressure source to the SAV actuator when in fluid communication with the SAV actuator;
a second controller in operable communication with at least the second pressure valve and configured to control the second pressure valve; and
a manual override (MOR) valve selector disposed between the first pressure valve, the second pressure valve, and the SAV actuator, the MOR valve selector configured to selectively fluidly connect the first pressure valve and the SAV actuator in a first position and to fluidly connect the second pressure valve and the SAV actuator in a second position.

US Pat. No. 11,028,725

ADAPTIVE MORPHING ENGINE GEOMETRY

Raytheon Technologies Cor...

1. A morphing aerodynamic control surface geometry comprising:a control surface having an articulated portion comprising a flexible skin coupled at an exterior of said articulated portion, said flexible skin comprising opposed interlocking elements sandwiched within a flexible polymer coupled to said interlocking elements; wherein said flexible skin is configured compliant responsive to an articulation of said articulated portion; said interlocking elements comprise at least one upper element and at least one lower element opposite said at least one upper element; said at least one upper element comprises an upper element exterior surface and an upper element interior surface having a feature opposite said upper element exterior surface; said at least one lower element comprises a lower element exterior surface and a lower element interior surface with a feature opposite said lower element exterior surface; said upper element interior feature configured to interlock with a lower element interior feature; said upper element interior feature comprises a peg extending out of a portion of said upper element interior surface and said lower element interior feature comprises a receiver formed in said lower element interior surface.

US Pat. No. 11,028,724

PARTIAL ADMISSION OPERATION TURBINE APPARATUS FOR IMPROVING EFFICIENCY OF CONTINUOUS PARTIAL ADMISSION OPERATION AND METHOD FOR OPERATING TURBINE APPARATUS USING SAME

KOREA INSTITUTE OF ENERGY...

1. A partial admission operation turbine apparatus comprising:a rotor portion rotatably coupled to a rotary shaft of a turbine and including a plurality of rotor blades;
a nozzle portion disposed in front of the rotor portion and guiding and supplying a working fluid to the rotor blades through a plurality of nozzle blades; and
an inlet disk disposed in front of the nozzle portion in a plate shape and having a plurality of admission holes formed therein so as to supply the working fluid to the nozzle portion to partially admit the working fluid into the nozzle portion,
wherein each of the admission holes is formed to have at least two different passage cross-sectional areas, so that the opening and closing of the admission holes are controlled according to operating flow rate conditions to control a partial admission ratio of the working fluid supplied to the nozzle portion, and
wherein the plurality of nozzle blades form differently a flow path passage area of the working fluid that flows between the nozzle blades due to the different passage cross-sectional areas of the admission holes.

US Pat. No. 11,028,723

GAS TURBINE GENERATOR LOAD LEVEL CONTROL SYSTEM

ROLLS-ROYCE MARINE NORTH ...

1. A system comprising:a gas turbine engine;
a generator coupled with the gas turbine engine, the generator rotatable by the gas turbine engine to generate electric power on a load bus;
controller circuitry configured to control the load bus to manage an output torque of the gas turbine engine in accordance with a load demand present on the generator; and
a first load and a second load, the controller circuitry configured to dynamically alternate supply of electric power from the load bus to the first load and the second load to maintain operational transient parameters of the gas turbine engine within a predetermined range.

US Pat. No. 11,028,722

CERAMIC MATRIX COMPOSITE BLADE TRACK ASSEMBLY WITH TIP CLEARANCE CONTROL

Rolls-Royce North America...

1. A blade track assembly adapted for use around a turbine wheel in a gas turbine engine, the assembly comprisinga plurality of blade track segments made from ceramic matrix composite materials, the plurality of blade track segments including a first segment and a second segment spaced apart circumferentially from the first segment and each shaped to include a runner that extends partway around a central axis to define a primary gas path and a hanger-receiving slot arranged to open facing circumferentially around the central axis, and
a tip clearance control system configured to move the plurality of blade track segments radially inward and outward relative to the central axis, the tip clearance control system including a metallic case that extends around the central axis radially outward of the plurality of blade track segments and a hanger coupled to the metallic case that extends to the plurality of blade track segments,
wherein the hanger is slidably received within the hanger-receiving slot of the first segment and is slidably received within the hanger-receiving slot of the second segment so that the first segment and the second segment are mounted for movement circumferentially toward and away from one another in response to radially outward and inward movement of the metallic case,
wherein the hanger includes a radially-extending trunk that extends radially between a first end and a second end, a first circumferentially-extending leg that extends from the second end of the radially-extending trunk into the hanger-receiving channel of the first segment, and a second circumferentially-extending leg that extends from the second end of the radially-extending trunk opposite the first circumferentially-extending leg into the hanger-receiving channel of the second segment, and
wherein the radially-extending trunk is pivotably coupled with the metallic case at the first end of the radially-extending trunk.

US Pat. No. 11,028,721

COATING TO IMPROVE OXIDATION AND CORROSION RESISTANCE OF ABRASIVE TIP SYSTEM

Ratheon Technologies Corp...

1. An abrasive coating for a substrate of a component in a gas path exposed to a maximum temperature of 500 degrees Fahrenheit, comprising:a plurality of grit particles adapted to be placed on a top surface of said substrate;
a matrix material bonded to said top surface; said matrix material partially surrounds said grit particles, wherein said grit particles extend above said matrix material relative to said top surface; and
a film of oxidant resistant coating applied over said plurality of grit particles and said matrix material, wherein said film of oxidant resistant coating consists of a mixture of aluminum and zirconium oxide, and zirconium toughened aluminum oxide.

US Pat. No. 11,028,720

TURBINE RING ASSEMBLY

SAFRAN AIRCRAFT ENGINES, ...

1. A turbine ring assembly comprising a plurality of ring sectors forming a turbine ring and a ring support structure, each ring sector having, along a section plane defined by an axial direction and a radial direction of the turbine ring, a portion forming an annular base with, in the radial direction of the turbine ring, an inner face defining the inner face of the turbine ring and an outer face from which a first and a second attachment tabs protrude, the ring support structure including a central shroud from which a first and a second radial clamps protrude between which the first and second attachment tabs of each ring sector are maintained,wherein the turbine comprises a one-piece annular flange removably fastened to the central shroud, the annular flange including a first free end, a second end coupled to the central shroud, a first portion extending from the first end, a second portion extending between the first portion and the second end, the first portion includes first and second tabs distinct from each other, the first tab bearing against the first attachment tab and the second tab being spaced apart from the first tab in the axial direction, the second tab being upstream of the first tab with respect to the direction of an air flow intended to pass through the turbine ring assembly,
the second portion of the annular flange comprising a bearing shroud protruding downstream in the axial direction, the bearing shroud including a radial bearing in contact with the central shroud of the ring support structure.

US Pat. No. 11,028,719

BRUSH SEAL REPAIR METHOD

Raytheon Technologies Cor...

1. A method of repairing a brush seal assembly for a turbine engine, the method comprising:removing an alignment tab from a used brush seal assembly;
restoring at least one dimension of the alignment tab to a desired condition; and
attaching the restored alignment tab to a new brush seal assembly.

US Pat. No. 11,028,718

SEAL ASSEMBLY FOR COUNTER ROTATING TURBINE ASSEMBLY

General Electric Company,...

1. A gas turbine engine, comprising:a first turbine rotor, the first turbine rotor comprising a rotatable outer shroud;
a turbine frame surrounding the rotatable outer shroud of the first turbine rotor;
a seal assembly positioned in operable arrangement at the turbine frame and the first turbine rotor, the seal assembly comprising a fluid bearing positioned between the first turbine rotor and the turbine frame; and
a clearance gap between a second turbine rotor and the rotatable outer shroud of the first turbine rotor.

US Pat. No. 11,028,717

BEARING ASSEMBLY FOR GAS TURBINE ENGINES

RAYTHEON TECHNOLOGIES COR...

1. A bearing assembly comprising:a bearing situated in a bearing compartment;
a seal assembly defining the bearing compartment;
at least one deflector between the bearing and the seal assembly that is rotatable about an axis; and
a coalescer at least partially extending about the at least one deflector to define a fluid passage, wherein the coalescer includes a ring-shaped coalescer body that circumferentially extends about the deflector and is attached to a static structure, the at least one deflector includes a ring-shaped deflector body that radially opposes the coalescer body to define a radial gap along the fluid passage, and the deflector body is rotatable about the axis.

US Pat. No. 11,028,716

LEAF SEAL

CROSS MANUFACTURING COMPA...

1. An assembly, comprising:a rotating component and a stationary component, wherein the rotating component is spaced apart from the stationary component defining a gap therebetween, and wherein fluid flows through the gap in an operative state; and
a leaf seal assembly located within the gap, the leaf seal assembly comprising:
a first leaf seal having a generally planar surface;
a second leaf seal having a generally planar surface, and spaced apart along an axial direction of the gap from the first leaf seal, such that the first leaf seal is located axially upstream of the second leaf seal with respect to a direction of fluid flowing through the gap in the operative state;
a support coupled to proximal ends of the first and second leaf seals configured to be located proximal to the stationary component, whereby the support fixedly connects the leaf seal assembly to the stationary component;
a runner coupled to distal ends of the first and second leaf seals configured to be located proximal to the rotating component, the runner comprising a Rayleigh step at an axially upstream side of the runner such that the first and second leaf seals maintain the runner in a first position away from the rotating component in an unpressurised inoperative state and moves the runner to a second position, close to, but not contacting, the rotating component in the operative state, whereby the operative state is pressurised;
wherein a cavity is defined by the first leaf seal, second leaf seal and runner and wherein the first leaf seal is vented such that the cavity is pressurised when the rotating component is in the pressurised operative state; and
wherein the first and second leaf seals are angled in the direction of fluid flow through the gap in the operative state, such that the distal ends of the first and second leaf seals are arranged axially downstream from the proximal ends of the first and second leaf seals with respect to the direction of fluid flow through the gap in the operative state.

US Pat. No. 11,028,715

REDUCED LEAKAGE AIR SEAL

Rolls-Royce North America...

1. A reduced leakage seal for a gas turbine, comprising:a control ring having a radially outward facing control surface and a radially inward facing control surface, the control ring having a thermal expansion time constant; the control ring coaxial with an axis;
an outer ring having a radially inward facing outer stator; the outer ring having a radially inward contact surface cooperating with the radially outward facing control surface limiting a radially inward position of the outer ring with respect to the control ring; the outer ring having a second thermal expansion time constant;
an inner ring having a radially outward facing inner stator, the inner ring having a radially outward contact surface cooperating with the radially inward facing control surface limiting a radially outward position of the inner ring with respect to the control ring; the inner ring having a third thermal expansion time constant;
a plurality of alignment restraints, the plurality of alignment restraints restricting axial translation of the control ring, the outer ring, and the inner ring with respect to one another; and
a rotating structure comprising an axially extending arm comprising a first set of outward facing knives and a second set of inward facing knives, wherein the outward facing knives are axially aligned and opposing the outer stator and the inward facing knives are axially aligned and opposing the inner stator, and wherein the axially extending arm at least in part separates a first volume and a second volume;
wherein the thermal expansion time constant of the control ring is greater than the second thermal expansion time constant of the outer ring.

US Pat. No. 11,028,714

FAN PLATFORM WEDGE SEAL

Raytheon Technologies Cor...

1. A fan rotor comprising:a fan hub and a plurality of fan blades extending radially outwardly from said fan hub, platforms positioned intermediate blade sides of adjacent ones of said fan blades;
seals positioned between said blade sides and platform sides of said platforms, said seals having an elongated bonding area bonded to one of said platform sides and said fan blade sides, and said seal having a wedge portion radially outwardly from said elongated bonding area, and there being at least one undulation between said elongated bonding area and said wedge portion; and
wherein there are a plurality of said at least one undulation, and said elongated bonding area extends into a first said undulation, with said first undulation extending circumferentially away from said elongated bonding area to a first end, and a second said undulation extending back from said first end in a direction opposed to said first undulation, and said second undulation extending to said wedge portion, and said wedge portion having side edges and wherein a distance between said side edges increases in thickness in a direction moving radially inwardly, such that said wedge portion provides a seal between said blade and platform sides.

US Pat. No. 11,028,713

ROTATING CARBON PISTON RING SEAL

Raytheon Technologies Cor...

1. A gas turbine engine assembly comprising:a compressor including a plurality of rotors, wherein at least one of the plurality of rotors includes a radial inner sealing surface;
a rotating shaft driving rotation of the plurality of rotors, wherein the rotating shaft includes an annular groove proximate the radial inner sealing surface; and
a seal disposed within the annular groove, the seal comprising at least two annular sections forming a complete circumference, wherein each of the at least two annular sections are separate parts and include a radially-facing sealing surface engaged to the radial inner sealing surface and an annular slot disposed radially inward of the radially-facing sealing surface; and a retainer disposed within the annular slot limiting radial expansion of the at least two annular sections.

US Pat. No. 11,028,712

SEAL SUPPORT FEATURE FOR BRUSH SEALS

Raytheon Technologies Cor...

1. A seal assembly of a gas turbine engine, comprising:a first engine component including a flange, the first engine component disposed between a first airflow path and a second airflow path;
a first seal disposed between the first airflow path and the flange; and
a second seal disposed between the first airflow path and the second airflow path, wherein the second seal is disposed in a series arrangement with the first seal, and the second seal mechanically supports the first seal,
wherein the first engine component comprises a seal support;
the first seal is disposed on the seal support; and
the second seal comprises a second seal support extending radially from the second seal, a radially outer surface of the second seal support is substantially flush with a radially outer surface of the seal support.

US Pat. No. 11,028,711

SUPERCRITICAL CARBON DIOXIDE POWER GENERATION SYSTEM INCLUDING DRY GAS SEAL AND METHOD OF OPERATING THE SAME

KOREA INSTITUTE OF ENERGY...

1. A supercritical carbon dioxide power generation system including a dry gas seal, comprising:a turbine;
a cooler;
a compressor;
a heater;
a carbon dioxide injecting portion injecting carbon dioxide as a working fluid from a carbon dioxide tank into an intake side of the compressor;
a heater flow path provided in the heater and configured to introduce and heat the carbon dioxide received from the compressor and then to discharge the carbon dioxide to the turbine;
a seal gas flow path diverged from the heater flow path and guiding at least part of the carbon dioxide heated on the heater flow path to be injected into a dry gas seal portion of the compressor and to be used as a seal gas;
a seal gas valve installed on the seal gas flow path and opening/closing of the seal gas flow path; and
a controller controlling an amount of an opening degree of the seal gas valve according to temperature of the carbon dioxide heated by the heater,
wherein the seal gas flow path comprises:
a low-temperature seal gas flow path diverged from the heater flow path; and
a high-temperature seal gas flow path diverged from a downstream side of the heater flow path compared to the low-temperature seal gas flow path, and
wherein the seal gas valve comprises:
a low-temperature seal gas valve installed on the low-temperature seal gas flow path; and
a high-temperature seal gas valve installed on the high-temperature seal gas flow path.

US Pat. No. 11,028,710

GAS TURBINE ENGINE COMPONENT WITH PERFORMANCE FEATURE

Siemens Energy, Inc., Or...

2. A gas turbine engine component, comprising:a component material subject to loss during operation caused by a wear instrument, the component material comprising a substrate surface subject to the loss;
a performance feature disposed entirely below the substrate surface subject to the loss to become exposed upon the loss,
wherein the gas turbine engine component and the wear instrument together perform a function;
wherein, before the loss, the function occurs via the substrate surface and at the substrate surface,
wherein, after the loss, the function occurs via the performance feature and at a location above the substrate surface,
wherein the performance feature comprises a sacrificial casing that sacrifices upon exposure, thereby releasing a flowable material onto the substrate surface.

US Pat. No. 11,028,709

AIRFOIL SHROUD ASSEMBLY USING TENON WITH EXTERNALLY THREADED STUD AND NUT

General Electric Company,...

1. An assembly, comprising:an airfoil body including a root end, a free end and a tenon extending from the free end, the tenon including a base and an externally threaded stud extending from the base, wherein the base of the tenon is wider than the externally threaded stud;
a shroud including an opening configured to receive the base of the tenon;
a nut configured to be threadably coupled to the externally threaded stud on the tenon on the airfoil body to couple the shroud to the airfoil body, the nut including an integral washer; and
a bushing having a first internal opening to receive the base of the tenon and for concentrically positioning the base of the tenon within the opening in the shroud, a second internal opening allowing the externally threaded stud to pass therethrough, wherein the first internal opening is wider than the second internal opening, and an external surface configured to engage an inner surface of the opening in the shroud, wherein the bushing has a radially outer surface having a diameter the same as a diameter of the integral washer.

US Pat. No. 11,028,708

BLADE PROFILE TUBE NOZZLE FOR GAS TURBINE

AECC COMMERCIAL AIRCRAFT ...

1. A blade profile tube nozzle for a gas turbine, comprising:an inlet section which is an annular passage;
a tapered section which comprises a plurality of airflow circulation passages separated by a plurality of blades; and
an outlet section, comprising circular tubes respectively connected to the outlets of the airflow circulation passages correspondingly and with the diameter not changing along the axis;
wherein the inlet section, the tapered section and the outlet section are sequentially connected in a flow direction of airflow,
and each of the airflow circulation passages is enclosed by an outer circumferential wall face, an inner circumferential wall face, a suction face of one of two adjacent blades and a pressure face of the other one of the two adjacent blades, and cross-section of an inlet of the airflow circulation passage is fan-shaped,
and from the flow direction of the airflow, with regard to each of the airflow circulation passages, the fan-shaped cross-section gradually and smoothly transitions to a circular cross-section from the inlet to an outlet of the airflow circulation passage, wherein the two adjacent blades are provided as a turning point of a dominant airflow in a circumferential direction of the nozzle, and the outer circumferential wall face and the inner circumferential wall face are provided as a turning point of the dominant airflow in a radial direction of the nozzle.

US Pat. No. 11,028,706

CAPTURED COMPLIANT COIL SEAL

Rolls-Royce Corporation, ...

1. A combustor seal system for a gas turbine engine, the system comprising:a rear inner discharge nozzle (RIDN) configured to engage a liner of a combustor;
a nozzle guide vane (NGV) positioned adjacent the RIDN, wherein the NGV and the RIDN together define a cavity, wherein the NGV comprises an inner upstream edge relative to a primary flow path of the gas turbine, the inner upstream edge comprising a plurality of channels; and
a seal in contact with the RIDN and positioned in the cavity, wherein the seal curves along a surface of the cavity and contacts the RIDN at a first point and a second point in the cavity, and the seal contacts the NGV at a third point
wherein the seal comprises a plurality of contracted portions, a plurality of expanded portions, and a plurality of slots, each slot positioned between a respective one of the contracted portions and a respective one of the expanded portions, and wherein the expanded portions contact the plurality of channels.

US Pat. No. 11,028,705

TRANSITION PIECE HAVING COOLING RINGS

Doosan Heavy Industries C...

1. A transition piece having a first end configured to be coupled to a turbine and a second end disposed opposite to the first end and configured to be coupled to a combustor, the transition piece comprising:an inner transition piece providing a gas channel, the inner transition piece including
an inner surface facing the gas channel, and
an outer surface disposed opposite to the inner surface so as to face an outside of the inner transition piece, the outside of the inner transition piece configured to receive a flow of cooling air in an axial direction of the transition piece, the cooling air flowing over the transition piece from the first end to the second end;
a plurality of cooling rings disposed on the outer surface of the inner transition piece and separated from each other in the axial direction, each cooling ring of the plurality of cooling rings including a three-sided structure configured with the outer surface to form a continuous cavity having an annular shape surrounding the inner transition piece, the three-sided structure including two axially facing sides respectively connected to the outer surface of the inner transition piece, and an outwardly disposed side connecting the two axially facing sides, the two axially facing sides substantially parallel to each other such that each of the two axially facing sides is substantially perpendicular to the outer surface of the inner transition piece, the outwardly disposed side facing the outside of the inner transition piece in a radial direction and receiving the flow of cooling air in the axial direction of the transition piece;
a plurality of cooling rings disposed on the outer surface of the inner transition piece and separated from each other in the axial direction, each cooling ring of the plurality of cooling rings including a three-sided structure configured with the outer surface to form a continuous cavity having an annular shape surrounding the inner transition piece, the three-sided structure including the flow of cooling air in the axial direction of the transition piece;
a plurality of film holes formed through the inner transition piece and configured to enable the continuous cavity of each of the plurality of cooling rings to communicate with the gas channel; and
a plurality of impingement holes formed through the outwardly disposed side of the cooling ring and configured to enable the continuous cavity of each of the plurality of cooling rings to communicate with the outside of the inner transition piece,
wherein the outwardly disposed side of each cooling ring of the plurality of cooling rings receives a portion of a downstream flow of the cooling air from the first end to the second end, the downstream flow of the cooling air flowing in the axial direction and passing over the outwardly disposed side of each cooling ring of the plurality of cooling rings,
wherein the plurality of film holes are configured to enable the continuous cavity to communicate with the gas channel and the plurality of impingement holes are configured to enable the continuous cavity to communicate with the outside of the inner transition piece, such that the portion of the downstream flow of the cooling air flows from the outside of the inner transition piece to the gas channel through a series arrangement of the plurality of impingement holes, the continuous cavity, and the plurality of film holes,
wherein the cooling air having passed through the plurality of impingement holes but not having passed through the plurality of film holes passes through the continuous cavity by passing between the two axially facing sides of the three-sided structure and by not passing through either of the two axially facing sides of the three-sided structure,
wherein the plurality of cooling rings include a first cooling ring and a second cooling ring that are spaced apart from each other by a streamwise distance (L2) between a trailing side of the first cooling ring and a trailing side of the second cooling ring,
wherein the plurality of film holes include a first plurality of cooling ring holes arranged to correspond to the first cooling ring and a second plurality of cooling ring holes arranged to correspond to the second cooling ring, the first plurality of cooling ring holes having an effective cooling distance (L1) with respect to the second plurality of cooling ring holes, and
wherein the streamwise distance is substantially equal to the effective cooling distance.

US Pat. No. 11,028,704

TURBINE BLADE ASSEMBLY INCLUDING MULTIPLE CERAMIC MATRIX COMPOSITE COMPONENTS

Siemens Energy, Inc., Or...

1. A turbine blade having an airfoil portion, the turbine blade comprising:a first ceramic matrix composite (CMC) component having a first outer surface that is non-planar;
a second ceramic matrix composite (CMC) component having a second outer surface that is non-planar, the second CMC component positioned adjacent the first CMC component such that the first outer surface and the second outer surface at least partially define the airfoil portion;
a ceramic bead at least partially positioned at an interface between the first outer surface and the second outer surface, the ceramic bead, the first CMC component, and the second CMC component defining a single contiguous component and the bead fixedly attaching the first CMC component and the second CMC component to one another, the bead including a bead outer surface that extends outward beyond the first outer surface and the second outer surface; and
an overlayer deposited onto the airfoil portion, the overlayer bonded to the first outer surface, the second outer surface, and the bead outer surface.

US Pat. No. 11,028,703

GAS TURBINE ENGINE AIRFOIL WITH TIP LEADING EDGE SHELF DISCOURAGER

Raytheon Technologies Cor...

1. An airfoil for a gas turbine engine, comprising:a pressure sidewall and a suction sidewall extending to a tip region of the airfoil;
a leading edge and a trailing edge defining a chord length of the airfoil therebetween;
a suction side squealer tip wall that extends axially along the suction sidewall of the airfoil at the tip region from the leading edge to the trailing edge;
a pressure side squealer tip wall that extends axially along the tip region, from leading edge to trailing edge;
a squealer pocket formed within the tip region between the pressure sidewall and the suction sidewall, the squealer pocket defines a closed perimeter radial recess in the tip region between the pressure side squealer tip wall and suction side squealer tip wall as the pressure side squealer tip wall is of the same radial height from a bottom of the squealer pocket as the suction side squealer tip wall;
a tip shelf formed along the tip region of the airfoil transverse to the pressure side squealer tip wall; and
a tip shelf discourager that extends from the tip shelf, the tip shelf discourager is equal to a radial height of the pressure side squealer tip wall and the suction side squealer tip wall, the tip shelf discourager comprises cooling apertures to permit cooling flow from tip shelf cooling holes to flow through the tip shelf discourager, wherein the tip shelf discourager extends for only a portion of a length of the tip shelf to form a discourager pocket along the pressure sidewall adjacent the trailing edge.

US Pat. No. 11,028,702

AIRFOIL WITH COOLING PASSAGE NETWORK HAVING FLOW GUIDES

RAYTHEON TECHNOLOGIES COR...

1. An airfoil comprising:an airfoil section having an airfoil wall defining a leading end, a trailing end, and first and second sides joining the leading end and the trailing end, the first and second sides spanning in a longitudinal direction between first and second ends, the airfoil wall circumscribing an internal core cavity; and
a cooling passage network embedded in the airfoil wall between inner and outer portions of the airfoil wall, the cooling passage network having an entrance region adjacent the first end of the airfoil section, a plenum region between the entrance region and the second end of the airfoil section, and an exit region adjacent the plenum region, the entrance region including a plurality of flow guides dividing the entrance region into a plurality of channels opening into the plenum region, each of the flow guides having a distinct shape among the plurality of flow guides, the flow guides defining flow guide lengths in the longitudinal direction and the flow guide lengths differ from each other, and the plenum region including a plurality of pedestals having a shape different from the flow guides.

US Pat. No. 11,028,701

STRUCTURE FOR COOLING TURBINE BLADE

KAWASAKI JUKOGYO KABUSHIK...

1. A structure for cooling a turbine airfoil of a turbine driven by a high-temperature gas, the structure comprising:a cooling passage formed between a first airfoil wall of the turbine airfoil that is curved so as to be concave relative to a passage for the high-temperature gas and a second airfoil wall of the turbine airfoil that is curved so as to be convex relative to the passage for the high-temperature gas;
a lattice structure body including a first rib set composed of a plurality of first ribs provided on a wall surface, of the first airfoil wall, that faces the cooling passage, and a second rib set composed of a plurality of second ribs provided on a wall surface, of the second airfoil wall, that faces the cooling passage, the second rib set being stacked on the first rib set so as to form a lattice pattern;
a cooling medium discharge port provided at a downstream end portion of the cooling passage and configured to discharge the cooling medium within the cooling passage to the outside;
an exposed wall portion in the form of a portion of the second airfoil wall extending beyond the cooling medium discharge port to the outside; and
a flat surface portion that is a portion of the cooling passage from an outlet of the lattice structure body to the cooling medium discharge port and at which the wall surface of the first airfoil wall and the wall surface of the second airfoil wall are formed as flat surfaces,
wherein the flat surface portion has a length within a range of not less than 1 time and not greater than 5 times of a height of the outlet of the lattice structure body.

US Pat. No. 11,028,700

AIRFOIL WITH COOLING PASSAGE CIRCUIT THROUGH PLATFORMS AND AIRFOIL SECTION

RAYTHEON TECHNOLOGIES COR...

1. An airfoil comprising:an airfoil section having an airfoil wall defining a leading end, a trailing end, and first and second sides joining the leading end and the trailing end, the first and second sides spanning in a longitudinal direction between first and second ends, the airfoil wall circumscribing an internal core cavity;
first and second platforms attached, respectively, with the first and second ends;
a cooling passage circuit extending in the first platform, the airfoil section, and the second platform, the cooling passage circuit including
a first plenum in the first platform, the first plenum extending adjacent the first side of the airfoil wall, adjacent the trailing end, and adjacent the second side of the airfoil wall,
a skincore passage embedded in the first side of the airfoil wall and extending longitudinally,
a first connector passage longitudinally spaced from the internal core cavity so as to extend around the internal core cavity, the first connector passage connecting the first plenum with the skincore passage,
a second plenum in the second platform, the second plenum extending adjacent the first side of the airfoil wall, adjacent the trailing end, and adjacent the second side of the airfoil wall, and
a second connector passage connecting the skincore passage with the second plenum.

US Pat. No. 11,028,699

GAS TURBINE

Doosan Heavy Industries C...

1. A gas turbine comprising:a housing in which combustion gas flows;
a rotor section rotatably installed in the housing;
a turbine blade configured to rotate the rotor section by receiving a rotational force from the combustion gas and to be cooled by a cooling fluid flowing in a cooling path, the turbine blade including a tip side provided with a plurality of tip cooling holes through which a portion of the cooling fluid in the cooling path is discharged from the turbine blade, the tip side of the turbine blade forming a tip gap with respect to an inner circumferential surface of the housing through which leakage gas flows from a pressure surface of the turbine blade to a suction surface of the turbine blade; and
a squealer rib extending centrifugally from the tip side of the turbine blade, between an end surface of the turbine blade and the suction surface of the turbine blade,
wherein the squealer rib includes:
an upper rib surface spaced apart from the end surface of the turbine blade,
an outer rib surface that is substantially perpendicular to the end surface of the turbine blade and extends in a radial direction continuously relative to the suction surface of the turbine blade, the outer rib surface extending radially at a slope equal to that of a radially outer portion of the suction surface of the turbine blade, and
an inner rib surface forming a back surface of the outer rib surface and extending between the end surface of the turbine blade and the upper rib surface,
wherein the cooling path of the turbine blade includes a first inner wall formed opposite to an outer portion of the pressure surface of the turbine blade, a second inner wall formed opposite to an outer portion of the suction surface of the turbine blade to be parallel to the first inner wall, and a third inner wall that is substantially perpendicular to the first and second inner walls and connects the first and second walls at a radially outer end of the cooling path,
wherein the plurality of tip cooling holes include:
a first tip cooling hole formed in the pressure surface of the turbine blade so as to communicate with the first inner wall of the cooling path at a first communication point along the first inner wall and configured to discharge the cooling fluid and form a first air curtain for reducing the flow of the leakage gas through the tip gap, and
a second tip cooling hole formed in the squealer rib so as to communicate with the third inner wall of the cooling path at a second communication point along the second inner wall and configured to discharge the cooling fluid and form a second air curtain for further reducing the flow of the leakage gas through the tip gap, the second tip cooling hole extending through the turbine blade from the cooling path to the upper rib surface, the second air curtain formed by an outlet of the second tip cooling hole that faces the inner circumferential surface of the housing and is disposed downstream from an outlet of the first tip cooling hole,
wherein the first and third inner walls communicate with each other at a first perpendicular junction, the first perpendicular junction including a first surface portion of the first inner wall and a second surface portion of the third inner wall, the first surface portion including a flat surface extending from the first perpendicular junction to the first communication point, and
wherein the second and third inner walls communicate with each other at a second perpendicular junction, the second perpendicular junction including a third surface portion of the second inner wall and a fourth surface portion of the third inner wall, the fourth surface portion including a flat surface extending from the second perpendicular junction to the second communication point.

US Pat. No. 11,028,698

CERAMIC RADIAL TURBINE

Florida Turbine Technolog...

1. A rotor for a small gas turbine engine comprising:a metallic compressor;
a ceramic turbine with a ceramic shaft forming a single piece ceramic shaft and ceramic turbine;
a metallic thrust runner secured between the metallic compressor and the ceramic turbine with the ceramic shaft extending within the metallic thrust runner and forming a cooling air passage;
a split ring retainer and a threaded nut secured over the ceramic shaft to secure the metallic compressor to the ceramic shaft; and
a centering spring secured between an inner surface of the metallic thrust runner and an outer surface of the ceramic shaft near to the ceramic turbine, the centering spring includes a plurality of radial outward projections and a plurality of radial inward projections offset to produce a spring effect between the metallic thrust runner and the ceramic shaft.

US Pat. No. 11,028,697

LOW SPEED FAN FOR GAS TURBINE ENGINES

RAYTHEON TECHNOLOGIES COR...

15. A method of forming a fan section of a gas turbine engine, the method comprising:providing a rotor disk made of metal; and
fixedly attaching a plurality of airfoils to the rotor disk with a plurality of collars, each airfoil being made at least partially of organic composite matrix and each collar being bonded to a radially outermost surface of the rotor disk and each collar having an outer surface that is flush with an exterior surface of the airfoil, wherein each collar is positioned around a respective base of a respective one of the plurality of airfoils and extends radially above the radially outermost surface of the rotor disk.

US Pat. No. 11,028,696

CERAMIC MATRIX COMPOSITE AIRFOIL REPAIR

General Electric Company,...

1. A method for repairing a component having a damaged region, the component formed from a composite material and defining a span length that extends from a first end of the component to a second end of the component, and a reference line that is defined midway between the first end and the second end, the damaged region being closer to the second end than the first end, wherein the component is an airfoil for use in a gas turbine engine, the method comprising:joining a replacement material with the component, the replacement material having a tip end, a connection end, a leading edge, and a trailing edge, wherein the component comprises an interlocking feature and the connection end of the replacement material comprises an interlocking feature complementary to the interlocking feature of the component, wherein when the replacement material is joined with the component, the interlocking features of the replacement material and the component interlock to form a joint that defines a joint width and a joint length, the joint width being perpendicular to the joint length and the joint length spanning a width of the component;
overlaying the joint with a plurality of plies, wherein overlaying the joint comprises laying a first ply over the joint on a pressure side of the airfoil and laying a second ply over the joint on a suction side of the airfoil; and
bonding the component with the replacement material and bonding the plurality of plies with the component and the replacement material;
wherein the joint is only between the reference line and the first end of the component;
wherein the first ply extends beyond the leading edge of the replacement material;
wherein overlaying the joint with a plurality of plies comprises laying one or more ply layers on the pressure side of the airfoil and laying one or more ply layers on the suction side of the airfoil, wherein the number of ply layers on the pressure side of the airfoil does not equal the number of ply layers on the suction side of the airfoil.

US Pat. No. 11,028,695

STEAM TURBINE

MITSUBISHI POWER, LTD., ...

1. A steam turbine, comprising:a rotor configured to rotate about an axis;
a casing which houses the rotor; and
a first stage including a first-stage stationary vane fixed to an inner wall portion of the casing and a first-stage rotor blade fixed to the rotor at downstream of the first-stage stationary vane,
wherein the rotor includes a first cavity having a concave shape and being formed on a portion facing the first-stage stationary vane, the first cavity being in communication with an inner space defined between the inner wall portion and the rotor at upstream of the first-stage stationary vane,
wherein the first-stage stationary vane includes a first-stage through hole which is in communication with the first cavity and which is formed through the first-stage stationary vane in a radial direction, and
wherein the steam turbine is configured such that steam introduced from the first cavity via an inlet opening of the first-stage through hole flows through the first-stage through hole.

US Pat. No. 11,028,694

VALVE TRAIN FOR OPPOSED-PISTON FOUR-STROKE ENGINE

AVL Powertrain Engineerin...

1. An opposed-piston engine comprising:an engine block including a first center section and a second center section, the first center section defining a first cylinder half bore having a first longitudinal axis and a first open end, the second center section defining a second cylinder half bore having a second longitudinal axis and a second open end, the second longitudinal axis of the second cylinder half bore being offset from the first longitudinal axis of the first cylinder half bore, the second open end of the second cylinder half bore overlapping the first open end of the first cylinder half bore to form an opening between the first and second cylinder half bores, the opening placing the first and second cylinder half bores in fluid communication with one another to form a single cylinder;
at least three intake valves having the same lift profile arranged at the first open end of the first cylinder half bore;
at least three exhaust valves having the same lift profile arranged at the second open end of the second cylinder half bore;
an intake camshaft that actuates the at least three intake valves;
an exhaust camshaft that actuates the at least three exhaust valves;
an intake rocker arm shaft;
first intake rocker arms pivotally mounted on the intake rocker arm shaft and configured to open first and second ones of the intake valves when the first intake rocker arms engage first lobes on the intake camshaft, the first and second intake valves located a first distance from the intake rocker arm shaft;
a second intake rocker arm pivotally mounted on the intake rocker arm shaft and configured to open a third one of the intake valves when the second intake rocker arm engages a second lobe on the intake camshaft, the third intake valve located a second distance from the intake rocker arm shaft that is different than the first distance;
an exhaust rocker arm shaft;
first exhaust rocker arms pivotally mounted on the exhaust rocker arm shaft and configured to open first and second ones of the exhaust valves when the first exhaust rocker arms engage first lobes on the exhaust camshaft, the first and second exhaust valves located a third distance from the exhaust rocker arm shaft; and
a second exhaust rocker arm pivotally mounted on the exhaust rocker arm shaft and configured to open a third one of the exhaust valves when the second exhaust rocker arm engages a second lobe on the exhaust camshaft, the third exhaust valve located a fourth distance from the exhaust rocker arm shaft that is different than the third distance.

US Pat. No. 11,028,693

ABSORPTION-INDUCTION CONVECTIONAL DUST-CONTROLLING/REMOVING AIR/FOG CURTAIN DEVICE OF FULLY-MECHANIZED WORKING FACE AND METHOD THEREOF

SHANDONG UNIVERSITY OF SC...

1. An absorption-induction convectional dust-controlling/removing method of a fully-mechanized working face using an absorption-induction convectional dust-controlling/removing air/fog curtain device of a fully-mechanized working face, comprising an extraction type dust-purifying blower, a sector deflector, a shearer external spraying device and an inter-hydraulic-support spraying device, wherein,there are two extraction type dust-purifying blowers symmetrically disposed at a body of a shearer close to rocking arms respectively; an air inlet and an air outlet are disposed on each of the extraction type dust-purifying blowers, the air inlets both directly face front and rear drums of the shearer, and the air outlets are connected with the sector deflectors;
the shearer external spraying devices are mounted at both sides of the body of the shearer close to the rocking arms and spray onto the front and rear drums at a certain angle to form a fog curtain and thus perform spraying precipitation for part of dusts produced when the front and rear drums of the shearer perform cutting; the inter-hydraulic-support spraying devices are mounted at two un-advanced hydraulic supports and two hydraulic supports at a leeward side of the front drum of the shearer respectively and spray toward a coal wall at a certain angle to form a fog curtain in a machine channel space so as to prevent part of dusts from spreading pollution toward windward and leeward sides;
sequentially comprising the following steps:
at step S1, forming fog curtains at corresponding positions by starting the inter-hydraulic-support spraying device and the shearer external spraying device to wrap a large amount of dusts produced during support advancing and coal cutting, such that part of dusts combine with fog droplets to precipitate; starting the extraction type dust-purifying blowers simultaneously to centrifugally remove part of high-concentration dusts produced by coal cutting of the shearer by sucking the part of high-concentration dusts into the extraction type dust-purifying blowers through a negative pressure generated by rotation of impellers, wherein air has an increased momentum under push of blades and a high-speed air current field is formed at the air outlet; and
at step S2, by the sector deflector, spreading an original columnar air current toward a roof and a floor of a roadway respectively in a vertical space to form an air curtain with a sector area gradually increasing, so as to block dusts that are not captured and precipitated by spraying; and forming a basically-closed full-section dust-purifying air chamber in a working region of a shearer operator to induce a large amount of high-concentration dusts blocked by the air-fog curtain and fog droplets generated by spraying into a goaf through air current, so that the dusts continuously combine with the fog droplets to precipitate during spreading toward the leeward side so as to prevent the dusts in the goaf from returning to the working face along with the air current.

US Pat. No. 11,028,692

ROCK BOLT WITH MESHING ADAPTER

SANDVIK INTELLECTUAL PROP...

1. A rock bolt for installation within a bore formed in rock strata, the rock bolt comprising:an elongate shaft having a leading end for installation into the bore and a trailing end arranged to project from an open end of the bore;
a nut secured to the trailing end of the elongate shaft; and
an adaptor having a connection portion, a body and a mesh clamp extending along a longitudinal axis of the bolt, the connection portion including an external facing surface and an internal thread, the internal thread being arranged to mate with an external thread of the nut so as to be connected to the nut at the trailing end of the elongate shaft, the body having an internal facing surface arranged to mate with the external facing surface of the connection portion, wherein the mesh clamp is arranged at the body or axially between an axially forwardmost part at an end of the connection portion and the body, such that the body is drivable axially on the connection portion via the engagement between the internal facing surface and the external facing surface to force the mesh clamp towards the trailing end of the elongate shaft and to bare against and urge a meshing sheet into contact with a surface of the rock strata.

US Pat. No. 11,028,691

DRIVE SYSTEM WITH BOTH FIXED-DISPLACEMENT HYDRAULIC MOTORS AND VARIABLE-DISPLACEMENT HYDRAULIC MOTORS FOR CUTTER HEAD OF BORING MACHINE AND CONTROL METHOD THEREOF

ZHEJIANG UNIVERSITY, Zhe...

15. A method for controlling a drive system with both fixed-displacement hydraulic motors and variable-displacement hydraulic motors for a cutter head of a boring machine, comprising steps of:connecting both the fixed-displacement hydraulic motors and the variable-displacement hydraulic motors to a main oil circuit of a cutter head system of the boring machine, so as to construct the hydraulic drive system for the cutter head of the boring machine; setting displacements of the fixed-displacement hydraulic motors and the variable-displacement hydraulic motors in a way of specific displacement combination; and controlling a rotational speed of the cutter head of the boring machine with the displacements of the fixed-displacement hydraulic motors and the variable-displacement hydraulic motors and displacements of variable-displacement hydraulic pumps.

US Pat. No. 11,028,690

SYSTEM AND METHODOLOGY FOR CHEMICAL CONSTITUENT SENSING AND ANALYSIS

SCHLUMBERGER TECHNOLOGY C...

1. A method, comprising:providing a fluidic testing system with a channel having a fluid inlet and a fluid exit;
positioning the fluidic testing system downhole in a wellbore;
introducing a first fluid as a liquid and a second fluid as a gas into the fluid inlet;
establishing a slug flow through the channel to enhance a mass transfer of a chemical constituent between the second fluid and the first fluid; and
analyzing the fluids after the mass transfer;
wherein the second fluid initially contains the chemical constituent.

US Pat. No. 11,028,689

METHOD FOR EXPERIMENTALLY DETERMINING THE CONDUCTIVITY OF UNPROPPED FRACTURE IN HYDRAULIC FRACTURING OF SHALE RESERVOIR

SOUTHWEST PETROLEUM UNIVE...

1. A method for experimentally determining a conductivity of an unpropped fracture in hydraulic fracturing of a shale reservoir, comprising the following steps:Step 1: Collect an outcrop sample with a natural fracture in the shale reservoir, and cut the sample into no less than eight square rock slabs with the natural fracture along an extension direction of the natural fracture; the extension direction of the natural fracture is considered as the length of the slab, which ensures that a height difference between any two points on the natural fracture and a fracture surface of each square rock slab is less than 10 mm;
Step 2: Use a laser scanner to obtain a rough topography data of the fracture surface of each square rock slab, and calculate an area tortuosity;
Step 3: Select one square rock slab that represents a surface topography of the natural fracture in the shale reservoir according to the area tortuosity obtained in Step 2;
Step 4: Denoise a point cloud data of each square rock slab selected in Step 3 by standard deviation filtering method, interpolate and normalize the point cloud data by a Kriging interpolation method after noise reduction, then import the point cloud data into Geomagic software to convert the point cloud data into a Non-uniform rational basis spline (NURBS) surface model, and finally, import the surface model into an engraving machine and use a computer-aided manufacturing (CAM) software that comes with the engraving machine to establish an engraving machine toolpath;
Step 5: Use a downhole core of the shale reservoir or an outcrop rock in a formation on an identical horizontal plane to make smooth square slabs with smooth and straight surfaces;
Step 6: Engrave the smooth square rock slabs in Step 5 with the engraving machine to produce artificial rock samples with uniform surface topography;
Step 7: Calculate a shear slippage of the unpropped fracture by the following formula, and then divide the fracture into sections by every 0.5 mm of change in slippage from the center of the fracture, and calculate an average shear slippage of each section;

Where, us is the shear slippage of the unpropped fracture surface, in mm; k is Kolosov constant, k=3-4v; v is Poisson's ratio, dimensionless; G is a shear modulus, in MPa; ?3 is a maximum horizontal principal stress, in MPa; ?1 is a minimum horizontal principal stress, in MPa; ? is the angle between the natural fracture and the maximum horizontal principal stress, in °; l is a half-length of the unpropped fracture, in m; and x is a coordinate of any point along the length of the fracture, in m;
Step 8: Shear and stagger the artificial rock samples described in Step 6 in the length direction respectively according to the average shear slippage of each section of the unpropped fracture calculated in Step 7, then use a grinding miller to grind the artificial rock samples at both ends of the length direction to be flush, and bond semi-circular arc-shaped polymethyl methacrylate pads at both ends of the artificial rock sample to obtain shear-slip shale slabs at different positions on the unpropped fracture surface;
Step 9: Determine a closing pressure in an unpropped fracture conductivity test according to the maximum horizontal principal stress, minimum horizontal principal stress, formation pressure, and effective stress coefficient of the shale reservoir, and determine an experimental temperature of the fracture conductivity test based on a formation temperature; and
Step 10: Put the shear-slip shale slabs at different positions on the unpropped fracture surface obtained in Step 8 into a diversion chamber, put the diversion chamber into a conductivity test device, heat the diversion chamber and load the closing pressure according to the closing pressure and experimental temperature determined in Step 9, and test the conductivity of the unpropped fracture at different positions to obtain the conductivity and a distribution of unpropped fractures in hydraulic fracturing of the shale reservoir.

US Pat. No. 11,028,688

OPTICAL SPLASH COMMUNICATION IN DOWNHOLE APPLICATIONS

Halliburton Energy Servic...

1. A method, comprisingpositioning a first downhole tool within a borehole in a subterranean formation, wherein the first downhole tool comprises a first inner space in which a first electrical element and a second electrical element are positioned;
transmitting, from a light source of the first electrical element, an optical splash signal via free space into the first inner space; and
receiving the optical splash signal via the free space at a detector of the second electrical element, wherein
the first downhole tool is coupled to a second downhole tool within the borehole;
the second downhole tool comprising a third electrical element positioned within a second inner space of the second downhole tool; and
at least one opening is provided between the first downhole tool and the second downhole tool to facilitate transmission of the optical splash signal from at least one of the first electrical element or the second electrical element to the third electrical element of the second downhole tool.

US Pat. No. 11,028,687

TRACERS AND TRACKERS IN A PERF BALL

HALLIBURTON ENERGY SERVIC...

1. A method of determining a wellbore condition by introducing a plurality of the perf balls into the wellbore; each of the perf balls in the plurality comprising:a first dissolvable component that is dissolvable in a wellbore environment; and
a matrix of tracer particles, wherein the matrix of tracer particles is releasable from the perf ball upon dissolution of the first dissolvable component;
placing at least one perf ball of the plurality in a perforation in a wellbore casing; wherein at least two of the perf balls in the plurality individually differ from one another in at least one of the number, concentration, density, or type of tracer particles in each matrix of tracer particles;
detecting the tracer particles to identify a fluid type surrounding at least one of the perf balls in the plurality as oil, aqueous medium, or a mixture of both.

US Pat. No. 11,028,686

SONO TOOL AND RELATED SYSTEMS AND METHODS

Saudi Arabian Oil Company...

21. A method for delivering energy from sonoluminescence to a wellbore in a hydrocarbon-bearing formation, the method comprising the steps of:introducing a cavity defined by a housing of a cavity container into the wellbore via a tool;
injecting a liquid into the cavity through a liquid port disposed adjacent to the cavity;
injecting one or more gases into the cavity through a gas port disposed adjacent to the cavity;
activating one or more acoustic transducers disposed adjacent to the cavity to generate a sound wave to induce sonoluminescence in the cavity; and
directing the generated energy toward the formation with one or more acoustic mirrors disposed adjacent to the cavity.

US Pat. No. 11,028,685

DOWNHOLE RATE OF PENETRATION MEASUREMENT

SCHLUMBERGER TECHNOLOGY C...

17. A method for determining a rate of penetration of a downhole drilling operation, comprising:urging an element to extend from a working face at a rotational axis of a drill bit;
measuring a rate of retraction of the element into the working face due to force from an internal surface of a borehole;
measuring an azimuth and inclination of the drill bit during the measuring of the rate of retraction; and
estimating a radius of curvature traveled by the drill bit based on the measured azimuth, inclination and rate of retraction.

US Pat. No. 11,028,684

SYSTEM AND METHOD FOR DETERMINING THE LOCATION OF A BOTTOM HOLE ASSEMBLY

Motive Drilling Technolog...

1. A method for determining a location of a bottom hole assembly, comprising:receiving, by a computer system, first toolface update from a bottom hole assembly (BHA) located in a borehole during drilling of the borehole, wherein the first toolface update comprises first toolface orientation of the BHA, and wherein the first toolface update is received between a first measured survey point that has been passed and a second measured survey point that has not been reached;
receiving, by the computer system, a second toolface update from the BHA located in the borehole during the drilling of the borehole, wherein the second toolface update comprises second toolface orientation of the BHA, and wherein the second toolface update is received a time period after the first toolface update is received;
receiving, by the computer system, a plurality of differential pressure measurements of a pressure difference of a drilling fluid across a drill bit;
determining, by the computer system, an average differential pressure over a toolface update period using the plurality of differential pressure measurements, wherein the toolface update period is a length of time between the first toolface update and the second toolface update;
determining, by the computer system responsive to the average differential pressure, an average rate of penetration (ROP) of the BHA for the toolface update period;
determining, by the computer system responsive to the average ROP, a borehole depth increase;
determining, by the computer system responsive to the second toolface update, a borehole trajectory calculation; and
determining, by the computer system, a spatial estimate of borehole position, responsive to at least one of the second toolface update, the borehole depth increase, and the borehole trajectory calculation.

US Pat. No. 11,028,683

DOWNHOLE PUMP GAS ELIMINATING SEATING NIPPLE SYSTEM

Stoneview Solutions LLC, ...

1. A seating nipple for a downhole pump, comprising:a body comprising an upper end, a lower end, an upper opening, a lower opening, and an outer circumference;
a channel extending through the body between the upper opening and the lower opening, wherein the channel comprises an inner surface;
a beveled edge formed on the inner surface of the channel below the upper end of the body;
a locking lip formed on the inner surface of the channel above the lower end of the body;
a plurality of upper gas eliminators extending from the inner surface of the channel to the outer circumference of the body, wherein each of the plurality of upper gas eliminators is positioned below the beveled edge, wherein each of the plurality of upper gas eliminators comprises an upper gas eliminator inlet and an upper gas eliminator outlet, wherein each of the plurality of upper gas eliminators is angled upwardly between the upper gas eliminator inlet and the upper gas eliminator outlet; and
a plurality of lower gas eliminators extending from the inner surface of the channel to the outer circumference of the body, wherein each of the plurality of lower gas eliminators are positioned below the locking lip, wherein each of the plurality of lower gas eliminators comprises a lower gas eliminator inlet and a lower gas eliminator outlet, wherein each of the plurality of lower gas eliminators is angled upwardly between the lower gas eliminator inlet and the lower gas eliminator outlet, and wherein each of the plurality of lower gas eliminators is vertically aligned with one of the plurality of upper gas eliminators.

US Pat. No. 11,028,682

ECCENTRIC PIPE-IN-PIPE DOWNHOLE GAS SEPARATOR

The University of Tulsa, ...

1. An eccentric pipe-in-pipe downhole gas separator apparatus suspended from equipment installed downhole in a casing in a downhole well, for separation of gas from liquid in said downhole well, the apparatus comprising:an outer tube having a length and having an inner diameter;
a packer between said casing and said outer tube creating a fluid tight seal;
an inner tube having a length and having an outer diameter smaller than said inner diameter of said outer tube, said inner tube within and eccentric from said outer tube throughout the lengths of said inner tube and said outer tube,
wherein said inner tube is set against an inner wall of said outer tube and wherein an axis of said inner tube is parallel to an axis of said outer tube, and
wherein a conduit having a crescent shaped cross-section is formed between said inner diameter of said outer tube and said outer diameter of said inner tube.

US Pat. No. 11,028,681

EXPLORATIVE SAMPLING OF NATURAL MINERAL RESOURCE DEPOSITS

1789703 Ontario Ltd., Su...

1. A computer-implemented method for improving mineral resource exploration and resource classification efficiency, said computer-implemented method comprising:defining a one or more target volumes of interest in 3D space;
segmenting the one or more target volumes into sub-volumes to which one or more attributes indicating relative desirability may be assigned; and
iteratively generating and improving a drill plan using an algorithmic solver executed by a processor, wherein the drill plan aims to provide an optimal or near optimal solution for drill hole distribution within the one or more target volumes such that all or nearly all the sub-volumes, or at least the sub-volumes of greatest desirability, of the one or more target volumes are sampled to a specified or desired level, including obtaining information from a drill rig to be supplied to the algorithmic solver for the iteratively generating;
graphically presenting the drill plan using an interface communicatively connected to the processor,
wherein the resulting drill plan comprises a collection of one or more planned drill holes which are defined in 3D space,
wherein a set of operational constraints constrains the iteratively generated and improved drill plan, and
wherein the sub-volumes are blocks, and the algorithmic solver aims to generate a drill plan which attempts to maximize the number of blocks sampled by the drill holes of the drill plan while minimizing the total planned drill length of the drill plan,
wherein the resulting drill plan is for identifying drill holes to be drilled by drilling equipment,
wherein an orientation of a drill hole of the drill plan can be recalculated in real-time to accommodate for on-site drilling limitations, and wherein the on-site drilling limitations are any one of drill site accessibility, drill hole geometry, drill hole timing limitations, a requirement for movement of the drill rig, setup availability, or any combination thereof, and
wherein a completion constraint is used to identify a point at which sufficient drilling has been completed, and wherein the point at which sufficient drilling has been completed is the point at which further increase in drill hole density provides additional value which is below a specified threshold.

US Pat. No. 11,028,680

FORMING MINERAL IN FRACTURES IN A GEOLOGICAL FORMATION

Saudi Arabian Oil Company...

1. A method of forming proppant in situ in fractures in a geological formation, comprising:providing a frac fluid through a wellbore into the geological formation;
hydraulically fracturing the geological formation with the frac fluid to generate the fractures in the geological formation; and
forming the proppant in situ in the fractures by forming mineral in the fractures via hydrothermal synthesis of the mineral from ions in the frac fluid, wherein the proppant is the mineral.

US Pat. No. 11,028,679

SYSTEMS AND METHODS FOR CONTROLLING FRACTURING OPERATIONS USING MONITOR WELL PRESSURE

Devon Energy Corporation,...

1. A method of fracturing subterranean formations comprising:subsequent to initiating pumping of fracturing fluid into a target well extending through a subterranean formation, detecting a pressure response of an internal volume of a sealed monitoring portion of a monitor well extending through the subterranean formation, wherein:
the pumping of fracturing fluid is according to a fracturing operation parameter,
the pressure response results from interactions between the monitor well and a fracture extending from the target well, the fracture causing a deformation of a casing defining the internal volume of the sealed monitoring portion, the deformation altering the internal volume of the sealed monitoring portion and causing the detectable pressure response of the internal volume,
the sealed monitoring portion is sealed relative to the subterranean formation to prevent fluid ingress into the sealed monitoring portion and includes the casing of the monitor well, the casing defining the internal volume of the sealed monitoring portion, and
the internal volume of the sealed monitoring portion is substantially filled with a liquid.

US Pat. No. 11,028,678

APPARATUS AND METHOD OF DISBURSING MATERIALS INTO A WELLBORE

Cameron International Cor...

1. A system, comprising:a screw mechanism comprising:
a chamber configured to receive a pressurized fluid via a first inlet fluidly coupled to a pumping unit;
a second inlet disposed on a first side of the first inlet and a third inlet disposed on a second side of the first inlet, wherein the second inlet and the third inlet are configured to directly receive a first oilfield material comprising a first fluid in a fluid state via a first fluid flow and a second oilfield material comprising a second fluid in the fluid state via a second fluid flow, respectively, wherein the first fluid is different from the second fluid, and wherein the first side is located on an opposite side of the first inlet with respect to the second side;
a plurality of threads configured to:
directly receive the first fluid via the second inlet and the second fluid via the third inlet; and
direct the first fluid and the second fluid into the chamber by pushing the fluid into the chamber;
an electric motor configured to control a motion of the plurality of threads;
a plurality of sensors configured to measure one or more properties related to the screw mechanism and an amount of soluble material output by the chamber; and
a control system communicatively coupled to the screw mechanism, wherein the control system is configured to:
open the second inlet and the third inlet to provide the plurality of threads with the first fluid and the second fluid, respectively; and
actuate the plurality of threads via the electric motor to push the first fluid received via the second inlet and the second fluid received via the third inlet into the chamber to combine with the pressurized fluid, and wherein a combination of the pressurized fluid and the pressurized fluid received via the first inlet, the first fluid received via the second inlet, and the second fluid received via the third inlet is dispensed from the chamber through a single outlet to a wellhead, wherein the single outlet is configured to directly couple to the chamber.

US Pat. No. 11,028,677

STAGE PROFILES FOR OPERATIONS OF HYDRAULIC SYSTEMS AND ASSOCIATED METHODS

BJ Energy Solutions, LLC,...

1. A wellsite hydraulic fracturing pumper system, the system comprising:hydraulic fracturing pumps configured to provide a slurry to a wellhead in hydraulic fracturing pumping stages and when positioned at a hydrocarbon well site;
a blender configured to provide the slurry, the slurry including fluid, chemicals, and proppant, to the hydraulic fracturing pumps;
a hydration unit to provide fluid to the blender;
a chemical additive unit to provide chemicals to the blender;
a conveyor to provide proppant to the blender; and
a controller to control the hydraulic fracturing pumps, blender, hydration unit, chemical additive unit, and conveyor, the controller positioned in signal communication with a terminal, a computing device, and sensors included on the hydraulic fracturing pumps, blender, hydration unit, chemical additive unit, and conveyor, the controller including a processor and a memory storing instructions, the instructions, when executed by the processor, to:
determine if hydraulic fracturing stage profiles are available for use in the hydraulic fracturing pumping stages;
in response to determination that the hydraulic fracturing stage profiles are not available for use, communicate a prompt at the terminal to enter hydraulic fracturing stage parameters for a current hydraulic fracturing stage profile and for a current hydraulic fracturing stage;
in response to a determination that the hydraulic fracturing stage profiles are available for use, communicate a prompt at the terminal to utilize one of the hydraulic fracturing stage profiles or to amend one of the hydraulic fracturing stage profiles for the current hydraulic fracturing stage profile; and
in response to an entry or amendment of the hydraulic fracturing stage parameters for the current hydraulic fracturing stage profile at the terminal,
store the current hydraulic fracturing stage profile to the computing device with an indicator to indicate that the current hydraulic fracturing stage profile is associated with the current hydraulic fracturing pumping stage, and
communicate a prompt to the terminal requesting acceptance of the use of the current hydraulic fracturing stage profile for the current hydraulic fracturing stage.

US Pat. No. 11,028,676

CONTINUOUS CHAMBER CAPILLARY CONTROL SYSTEM, METHOD, AND APPARATUS

XDI Holdings, LLC, Bedfo...

1. A system for enhanced oil and gas recovery, comprising:a boiler; and
at least two capillaries in fluid communication with the boiler, wherein the at least two capillaries are disposed in an injector pipe and each one of the capillaries includes a flow control device for controlling an injection of steam in at least one of a chamber and a well for enhanced oil and gas recovery, wherein a flow of the steam is controlled using interpolation related to a control feedback versus a flow of the steam scheduled between capillaries to obtain continuous varying control across at least one of the chamber and the well.

US Pat. No. 11,028,675

HYDROGEN PEROXIDE STEAM GENERATOR FOR OILFIELD APPLICATIONS

GLOBAL OIL EOR SYSTEMS, L...

1. A method for producing steam generated primarily by decomposition of a liquid hydrogen peroxide solution, the steam being produced for use in stimulating a geologic formation from a location not located within the geologic formation, the method comprising:providing, at the location not located within the geologic formation, a plurality of bodies that consist essentially of manganese dioxide for decomposing the liquid hydrogen peroxide solution, wherein the liquid hydrogen peroxide solution is decomposed primarily in response to exposure to the manganese dioxide;
contacting the plurality of bodies that consist essentially of manganese dioxide with the liquid hydrogen peroxide solution at the location not located within the geologic formation to decompose the liquid hydrogen peroxide solution into oxygen and steam and produce the steam at the plurality of bodies not located within the geologic formation, wherein the steam is produced primarily by the decomposition of the liquid hydrogen peroxide solution into oxygen and steam and not primarily by combustion, the liquid hydrogen peroxide solution having a concentration below a self-heat concentration of the liquid hydrogen peroxide solution and less than about 64.7 weight percent and greater than 30 weight percent; and
injecting the steam from the location not located within the geologic formation into the geologic formation.

US Pat. No. 11,028,674

MONITORING EXPANDABLE SCREEN DEPLOYMENT IN HIGHLY DEVIATED WELLS IN OPEN HOLE ENVIRONMENT

BAKER HUGHES, A GE COMPAN...

1. A method for deploying a sand screen in a borehole penetrating the earth, the method comprising:disposing the sand screen in an unexpanded form in the borehole, the sand screen at least partially surrounding a base-pipe;
activating the sand screen in the unexpanded form by applying at least one of an activation fluid or heat to the sand screen causing the sand screen to expand into an expanded form;
conveying a downhole tool through the base-pipe, the downhole tool being configured to sense a property derived from at least one of expansion or non-expansion of the sand screen as a function of distance into the borehole to provide sensed data related to the at least one of expansion or non-expansion of the sand screen as a function of distance into the borehole, the downhole tool comprising a plurality of radial measurement sectors for measuring a distance from the base-pipe to a wall of the borehole by emitting and receiving acoustic signals using an acoustic transducer, wherein the property is sensed by transmitting and receiving signals that travel completely through the sand screen; and
identifying, using a processor, one of an expanded state and an unexpanded state of the sand screen using the sensed data as a function of distance into the borehole by using the distance measurement from each radial measurement sector at the same distance in the borehole to provide a measure of at least one of tilt or displacement of the base-pipe with respect to the wall of the borehole.

US Pat. No. 11,028,673

THRU-TUBING OPERATIONS

Saudi Arabian Oil Company...

6. A method comprising:deploying an apparatus through a production tubing of a well formed in a subterranean zone, the apparatus comprising:
a conduit having an inner surface and an outer surface, the conduit defining an opening extending from the inner surface to the outer surface; and
an extensible mandrel positioned within the conduit and coupled to the conduit by a flexible material, wherein at least a portion of the extensible mandrel is smaller than the opening;
positioning the apparatus at a desired location within the subterranean zone;
after positioning the apparatus at the desired location, moving the extensible mandrel in a radial direction with respect to the conduit, such that the portion of the extensible mandrel smaller than the opening moves through the opening and extends beyond the outer surface of the conduit; and
after moving the extensible mandrel through the opening, hardening the flexible material to secure a position of the extensible mandrel relative to the conduit.

US Pat. No. 11,028,672

WIRELINE SERVICES SYSTEM

Schlumberger Technology C...

17. A method comprising:enabling operational modes of a wireline services system operatively coupled to wireline services equipment at a wellsite wherein the operational modes comprise a safe mode and an automated mode, wherein the automated mode operates according to a model of a wireline services equipment set up at a wellsite;
receiving at least one communication via a network connection at a network interface of the wireline services system at the wellsite;
analyzing latency of the network connection in relationship to a wireline tool conveyance speed of the wirelines services equipment set up at the wellsite; and
transitioning the wireline services system from the automated mode to the safe mode based on the analyzing, wherein, in the safe mode, the wireline services system operates the wireline services equipment set up at the wellsite.

US Pat. No. 11,028,671

APPARATUS FOR POWER GENERATION IN A FLUID SYSTEM

Tendeka AS, Stavanger (N...

18. A method for extracting energy from fluid flowing along a fluid channel, comprising:passing fluid from the fluid channel through an inlet to a flow pathway and to an outlet from the flow pathway, past a rotor disposed in the flow pathway, the outlet of the flow pathway configured to be placed in communication with the fluid channel, such that fluid flowing along the flow pathway may b returned to the channel, in use;
using a passive flow control arrangement mounted in the inlet, the outlet or both the inlet and the outlet of the flow pathway, the passive flow control arrangement extending within the inlet, the outlet, or both the inlet and the outlet and into the fluid channel, to autonomously vary the flow of fluid along the flow pathway, vary the proportion of fluid from the fluid channel which flows along the flow pathway in response to changes in flow characteristics or fluid pressure of a fluid flowing in the fluid channel or both, the passive flow control arrangement configured to protect a turbine from damage; and
rotating the rotor under the action of the fluid flowing in the flow pathway, around a rotation axis which is oblique to an axis extending along the fluid channel.

US Pat. No. 11,028,670

SHOCK WAVE DEVICE WITH FAR FIELD FOCUSED REFLECTORS

SANUWAVE INC., Swannee, ...

1. A shock wave device to provide acoustic pressure shock waves to a far field of an oil reservoir comprising:a plurality of acoustic pressure shock wave reflectors having an elliptical shape configured to focus acoustic pressure shock waves produced by the shock wave device through a well bore casing and into the oil reservoir; and
a support beam having one of an elliptical or spherical shape coupled to and supporting the plurality of shock wave reflectors in an arrangement wherein focused shock waves produced by the plurality of shock wave reflectors combine to create pseudo planar focused acoustic pressure shock waves that reach far field beyond the well bore casing and into the oil reservoir.

US Pat. No. 11,028,669

PRESSURE ACTIVATED PROPORTIONAL FLOW BYPASS TOOL ASSEMBLY

ADVANTAGE DOWNHOLE SYSTEM...

1. A tool assembly, comprising:a main body having a proximal end with a proximal opening and a distal end opposite said proximal end with a distal opening,
wherein said main body being comprised of an off-set through bore in fluid connection with said proximal opening and said distal opening, a mounting body portion adjacent said off-set through bore, and a support portion adjacent said off-set through bore opposite said mounting body portion;
a cavity within said mounting body portion, said cavity being comprised of cavity surface, a first cavity end between said cavity surface and said proximal end, and a second cavity end between said cavity surface and said distal end;
a flow restrictor means in fluid connection with a pressure inlet port; and
a bypass assembly removably attached to said main body within said cavity and having an inner side and an outer side opposite said inner side,
wherein said cavity surface is comprised of:
a cavity attachment means;
a channel surface centered over said off-set through bore;
a first fluid bypass port longitudinally aligned on a center axis of said channel surface, said first fluid bypass port being in fluid connection with said off-set through bore;
a second fluid bypass port longitudinally aligned on said center axis of said channel surface, said second fluid bypass port being in fluid connection with said off-set through bore, said first fluid bypass port being positioned a set distance from said second fluid bypass port; and
said pressure inlet port aligned with said fluid bypass ports and placed either between said first fluid bypass port and said second cavity end or between said second fluid bypass port and said second cavity end, said pressure inlet port being in fluid connection with said off-set through bore,
wherein said bypass assembly comprises:
a bypass housing having a proximal bypass end and a distal bypass end opposite said proximal bypass end;
a bypass attachment means made integral with said bypass housing;
a pressure chamber at said distal bypass end and having a distal end cap and a pressure stop, said distal end cap being set against said distal bypass end, said pressure stop extending from said distal end cap toward said proximal bypass end;
a piston having a first piston end and a second piston end opposite said first piston end, said second piston end facing said pressure chamber;
a spring assembly having a proximal end cap at said proximal bypass end and a spring member engaged with said first piston end;
a first fluid bypass hole extending through said bypass housing and having a first fluid bypass inner opening and a first fluid bypass outer opening opposite said first fluid bypass inner opening;
a second fluid bypass hole extending through said bypass housing and having a second fluid bypass inner opening and a second fluid bypass outer opening opposite said second fluid bypass inner opening; and
a pressure inlet hole extending through said inner side of said bypass assembly to said pressure chamber,
wherein said piston has a first piston flow hole and a second piston flow hole, said first piston flow hole and said second piston flow hole being between said first piston end and said second piston end,
wherein said first piston flow hole is positioned at said set distance from said second piston flow hole,
wherein said piston has a first piston position corresponding to said first fluid bypass outer opening in sealed connection to said off-set through bore by said piston and said second fluid bypass outer opening in sealed connection to said off-set through bore by said piston,
wherein said piston has a second piston position corresponding to said first fluid bypass outer opening in fluid connection with said off-set through bore through said first piston flow hole and said second fluid bypass outer opening in fluid connection with said off-set through bore through said second piston flow hole,
wherein said first fluid bypass hole is aligned with said first fluid bypass port, said second fluid bypass hole being aligned with said second fluid bypass port,
wherein said first fluid bypass hole is positioned said set distance from said second fluid bypass hole, and
wherein said pressure chamber is aligned with said pressure inlet port, said pressure chamber being in fluid connection with said pressure inlet port and said off-set through bore through said pressure inlet hole.

US Pat. No. 11,028,668

REDUCING EROSIONAL PEAK VELOCITY OF FLUID FLOW THROUGH SAND SCREENS

ExxonMobil Upstream Resea...

1. A method of reducing erosional peak velocity, comprising:arranging a sand control screen assembly in an open hole section of a wellbore, the sand control screen assembly including a base pipe defining a plurality of flow ports, a sand screen arranged about the base pipe, and a wellbore isolation device deployed within an annulus defined between the sand control screen assembly and an inner wall of the wellbore;
circulating a fluid from a surrounding subterranean formation within the annulus;
diverting the fluid through the sand screen and into the base pipe upon approaching the wellbore isolation device; and
reducing a peak velocity of the fluid flowing through the sand screen with a peak flux reducing assembly arranged axially adjacent the wellbore isolation device, wherein the peak flux reducing assembly includes a flow diverter extending axially from the wellbore isolation device and radially above an end of the sand screen within the annulus, and wherein the flow diverter progressively reduces a volumetric flow area of the annulus in an uphole direction at the end of the sand screen, the method further comprising:
impinging the fluid within the annulus on the flow diverter and thereby progressively urging the fluid through the sand screen along an axial length of the sand screen.

US Pat. No. 11,028,667

WELL COMPLETION SYSTEM

Saudi Arabian Oil Company...

20. A method comprising:deploying, into a well comprising a wellbore, a system comprising a retrievable compartment string to transport fluids within the well and configured for rig-less lubrication and deployment and a spoolable module assembled in tandem with the coiled tubing and comprising
a side pocket mandrel, the side pocket mandrel housing at least one of a power generator, a wireless communication device, one or more sensors, one or more processing devices, or one or more inflow control devices;
deploying an extreme expandable retrievable packer associated with the compartment string and configured to engage directly an inside wall of a wellbore to provide an annular seal to a section of the well bore;
generating power for the module in the wellbore, the power being generated using a power generator driven by fluid flow within the wellbore;
sensing one or more environmental conditions within the wellbore, the sensing being performed by one or more sensors associated with the module;
generating information based on the one or more environmental conditions, the information being generated by one or more processing devices included in the module; and
communicating at least some of the information to one or more other components of the system, the communicating being performed by a wireless communication device.

US Pat. No. 11,028,666

APPARATUS FOR ISOLATING ONE OR MORE ZONES IN A WELL

Target Completions LLC, ...

1. An apparatus for installation in a well bore for isolating at least a portion of the well bore, said apparatus comprising:a multi-piece plug configured to be installed in an operating position in a well bore by a setting tool detachably connected to the multi-piece plug, said multi-piece plug having a first portion and a second portion, said first portion is offset along a longitudinal axis of said multi-piece plug from said second portion, said first portion of said multi-piece plug being configured to engage a first portion of the setting tool to connect said multi-piece plug to the setting tool at a first location while said multi-piece plug travels in the well bore to the operating position, said second portion of said multi-piece plug being configured to engage a second portion of the setting tool to connect said multi-piece plug to the setting tool at a second location while said multi-piece plug travels in the well bore to the operating position, said first portion and said second portion of said multi-piece plug prevent premature setting of the multi-piece plug.

US Pat. No. 11,028,665

METHOD AND APPARATUS FOR HYDRAULIC FRACTURING

Cameron International Cor...

16. A method, comprising:blocking, via a sleeve disposed coaxial with a central bore of a wellhead assembly, a direct impact of a radially directed fluid flow against a line extending through and contacting an interior of the sleeve and the central bore to a downhole position, wherein an exterior of the sleeve receives the direct impact of the radially directed fluid flow along an axis of an inlet passage; and
redirecting the radially directed fluid flow as an axially directed fluid flow along the exterior of the sleeve to a distal end of the sleeve.

US Pat. No. 11,028,664

KINETIC SHEAR RAM FOR WELL PRESSURE CONTROL APPARATUS

Kinetic Pressure Control ...

1. A blowout preventer comprising:a main body having a through bore;
a passage transverse to the through bore;
a ring cutter disposed in the passage and configured for positioning with an opening on the cutter coincident with the through bore;
a gate disposed separated and spaced apart from the ring cutter and configured for motion along the passage; and
a charge configured for activation to propel the gate along the passage into contact with the ring cutter to move the cutter across the through bore.

US Pat. No. 11,028,663

PROCESS AND APPARATUS FOR INSTALLING A PAYLOAD ONTO A SUBSEA STRUCTURE

1. A process for installing a payload onto a subsea structure, the process comprising:affixing an adapter spool onto the subsea structure, the adapter spool having a bore and a plurality of sheaves thereon, each of the plurality of sheaves having a sling thereon;
deploying a plurality of winches in spaced relation to the subsea structure;
connecting an end of each of the plurality of slings to the plurality of winches;
connecting an opposite end of the plurality of slings to the payload;
lowering the payload in a direction toward the subsea structure;
actuating the plurality of winches so as to draw the payload into a position on the subsea structure; and
engaging the payload onto the subsea structure with a locking mechanism.

US Pat. No. 11,028,662

CONNECTOR APPARATUS FOR SUBSEA BLOWOUT PREVENTER

Seaboard International LL...

1. Apparatus for coupling a blowout preventer to a subsea structure having an elongated cylindrical casing, comprising:an adapter defining a first cylindrical internal passageway having an inside diameter consistent with an outer diameter of the subsea structure to accommodate the subsea structure;
a cylindrical sleeve residing within the first cylindrical internal passageway and defining a second cylindrical internal passageway substantially in axial alignment with the first cylindrical internal passageway;
a sealing assembly having at least one elastomer seal disposed in the first cylindrical internal passageway and radially between the adapter and the cylindrical sleeve, the cylindrical sleeve configured to isolate the sealing assembly from wellbore fluids conveyed within the first cylindrical internal passageway; and
a funnel coupled to the adapter and having a frusto-conical internal passageway in substantial axial alignment with the first cylindrical internal passageway and having inside diameters consistent with the outer diameter of the subsea structure to accommodate the subsea structure, the funnel being configured to receive and guide the subsea structure to be accommodated within the first cylindrical internal passageway of the adapter and urging the cylindrical sleeve upward within the first cylindrical internal passageway as the blowout preventer coupled to the apparatus is being lowered onto the subsea structure.

US Pat. No. 11,028,661

FISHING NECK FOR PLUNGER

Tri-Lift Services, Inc., ...

1. A fishing neck for a plunger, comprising:a head portion having a cylindrical configuration with an outer peripheral surface and an outer diameter;
a neck portion having a cylindrical configuration with an outer peripheral surface and an outer diameter less than the outer diameter of the head portion, the neck portion extending from the head portion;
a lower portion extending from the neck portion opposite the head portion, the lower portion connectable to a plunger and having an outer diameter greater than the outer diameter of the neck portion; and
a plurality of ribs projecting from the outer peripheral surface of the neck portion and extending helically from the head portion to the lower portion.

US Pat. No. 11,028,660

DOWNHOLE IMPACT APPARATUS

Impact Selector Internati...

1. An apparatus comprising:an impact tool operable to impart an impact to an object within a wellbore, wherein the impact tool comprises:
a housing;
a first chamber within the housing;
a second chamber within the housing; and
a piston assembly slidably disposed within the housing and comprising:
a first piston slidably disposed within the first chamber and dividing the first chamber into a first volume and a second volume, wherein the first volume is open to a space external to the housing, and wherein the second volume is fluidly isolated from the space external to the housing;
a second piston slidably disposed within the second chamber; and
a shaft connecting the first and second pistons, wherein relative movement between the piston assembly and the housing ends with the impact, and wherein the second chamber is configured to contain a fluid to prevent movement of the second piston within the second chamber and thus present the relative movement between the piston assembly and the housing.

US Pat. No. 11,028,659

SYSTEMS AND METHOD UTILIZING PIEZOELECTRIC MATERIALS TO MITIGATE OR ELIMINATE STICK-SLIP DURING DRILLING

UNIVERSITY OF HOUSTON SYS...

1. A system for avoiding stick slip during drilling operations, the system comprising:at least one piezoelectric plate, wherein the piezoelectric plate vibrates when voltage is applied;
an ultrasonic horn coupled to the piezoelectric plate, wherein the ultrasonic horn concentrates vibrational energy at a tip of the ultrasonic horn;
a keyed shaft, wherein the keyed shaft is utilized to couple the system to a drill bit wherein the system is an attachment incorporated in a drill string;
a coupling element, wherein the coupling element is utilized to couple the system to the drill string;
a sleeve coupled to the ultrasonic horn, wherein the sleeve provides a lower collared portion, and the coupling element provides an upper collared portion; and
a plurality of rods positioned between the upper collared portion and the lower collared portion, wherein the plurality of rods secure the coupling element to the sleeve.

US Pat. No. 11,028,658

HORIZONTAL-TO-VERTICAL DRILLING MODULE FOR DEEP WELL

China National Offshore O...

1. A horizontal-to-vertical drilling module for a deep well comprising:a fixed plate provided with a first guide hole having a turning section, a core breaking section and a moving section positioned between the turning section and the core breaking section;
a movable plate movably mounted on one side of the fixed plate and provided with a second guide hole having a turning driving section, a core breaking driving section and a moving driving section positioned between the turning driving section and the core breaking driving section, wherein a projection of the first guide hole on the movable plate intersects with the second guide hole;
a coring module positioned at the other side of the fixed plate and provided with a moving column on the side facing the fixed plate, wherein the moving column extends into the second guide hole through the first guide hole; and
a moving slider having an open groove, wherein the moving slider is installed in the first guide hole and rotatably connected to the coring module, and wherein the moving column is able to slide into and out of the open groove;
wherein the coring module is movable in the moving section and the core breaking section;
wherein the turning driving section is able to drive the moving column to move from the turning section to the moving section and slide into the open groove, and is also able to drive the moving column to slide out of the open groove and move from the moving section into the turning section;
wherein the moving driving section is able to drive the coring module and the moving column positioned in the open groove to move together in the moving section and the core breaking section; and
wherein the core breaking driving section is able to drive the moving column to press against an inner wall of the open groove in the core breaking section to perform core breaking.

US Pat. No. 11,028,657

METHOD OF CREATING A SEAL BETWEEN A DOWNHOLE TOOL AND TUBULAR

Weatherford Technology Ho...

1. A method of creating a seal between a downhole tool and a tubular, the method comprising:positioning the downhole tool within the tubular located within a wellbore, the downhole tool including a mandrel and an expandable annular member, wherein the expandable annular member includes a seal portion and the mandrel includes a first portion with a first thickness and a second portion with a second greater thickness, wherein the seal portion includes a seal member that is disposed in a groove formed on an outer surface of the expandable annular member, the seal member having at least one anti-extrusion band; and
moving the expandable annular member along the mandrel from the first portion of the mandrel to the second portion of the mandrel which causes the seal portion to create a seal with the tubular.

US Pat. No. 11,028,656

DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF

Black Diamond Oilfield Re...

1. A drilling mud screen system, comprising:(a) a first body having a first end, a second end and a first centerline from the first end to the second end;
(b) a first drilling mud inlet having a straight extension, the drilling mud inlet and the straight extension having a second centerline forming a first angle with the first centerline and extending to the first centerline, wherein the first drilling mud inlet is offset from the first end of the first body and wherein the first angle is from about 20-degrees to about 120-degrees;
(c) a first drilling mud outlet at the second end of the first body;
(d) a drilling mud screen access port at the first end of the first body;
(e) a first end cap, disposed within the drilling mud access port to close and seal the drilling mud access port;
(f) a drilling mud screen comprising:
(i) a second body having a first end and a second end;
(ii) a second drilling mud inlet at the first end of the second body;
(iii) a filter having a first end, a second end, and openings, wherein the filter is fluidly connected to the second end of the second body via a first connection and/or a first end retaining ring;
(iv) a second drilling mud outlet at the openings of the filter; and
(v) a second end cap fluidly connected at the second end of the filter via a second connection, wherein the second end cap is an inverted cone or an inverted cone with holes or slots;
(g) wherein the drilling mud screen is disposed within the first body between the first drilling mud inlet and the first drilling mud outlet;
(h) wherein the first drilling mud outlet is adapted to be fluidly connected to an inlet of a vibrator hose or an inlet to a standpipe or at any point in the standpipe.

US Pat. No. 11,028,655

ANTI-RECOIL CONTROL DESIGN USING A HYBRID RISER TENSIONING SYSTEM IN DEEPWATER DRILLING

1. An apparatus, comprising:a drilling riser;
a plurality of wires coupled to the drilling riser;
a first and a second electrical tensioner coupled to the drilling riser via a first and a second wire of the plurality of wires, respectively;
a first data logging system configured to be coupled to a vessel and configured to generate first data regarding properties of the vessel;
a second data logging system coupled to the drilling riser, configured to generate second data regarding properties of the riser; and
a controller coupled to the first and the second electrical tensioners and coupled to the first and the second data logging systems and configured to perform steps comprising:
receiving the first data from the first data logging system;
receiving the second data from the second data logging system;
comparing the first data with the second data; and
determining a tension for the first and the second electrical tensioners based, at least in part, on a comparison of the first data with the second data to control a position of the drilling riser with respect to a reference point; and
controlling the first and the second electrical tensioners to apply the determined tension to the first and the second wires,
in which the controller is further configured, when in a testing mode, to retract a lower marine riser package from a blowout preventer without disconnecting the lower marine riser package from the blowout preventer.

US Pat. No. 11,028,654

ROLLER COUPLING APPARATUS AND METHOD THEREFOR

16. A method for protecting pumping system components from wear during pumping operations, comprising the steps of:providing a pumping unit;
providing a roller coupling apparatus comprising, in combination:
a body having a threaded upper end, a threaded lower end, and a plurality of alternating curved outer surfaces and flat outer surfaces;
a first plurality of partial circumferential grooves positioned proximate the upper end of the body and a second plurality of partial circumferential grooves positioned proximate the lower end of the body;
wherein an upper portion and a lower portion of each of the plurality of flat outer surfaces is T-shaped; and
a plurality of wheels rotatably coupled to the body;
wherein the wheels are positioned radially around the body; and
wherein the wheels are spaced-apart equidistantly from each other;
providing a first threaded component;
providing a second threaded component;
securing together the first and second threaded components by threadably coupling the upper end of the roller coupling apparatus to a lower end of the first threaded component and threadably coupling the lower end of the roller coupling apparatus to an upper end of the second threaded component to form an assembly;
positioning the assembly within tubing of a wellbore;
causing the assembly to move up with an upstroke of the pumping unit and down with a downstroke of the pumping unit; and
during the movement with the upstroke and the downstroke, causing the wheels of the roller coupling apparatus to contact and roll along an interior diameter surface of the tubing.

US Pat. No. 11,028,653

RELEASABLE CONNECTION MECHANISM FOR USE WITHIN A WELL

Halliburton Energy Servic...

1. An apparatus for use downhole, comprising:a mandrel comprising a bore formed through the mandrel and a seat protruding into the mandrel bore;
a piston positioned about and movable with respect to the mandrel;
a first piston flow passage formed within the mandrel and in fluid communication with a downstream side of the piston to move the piston in a first direction with respect to the mandrel;
a second piston flow passage formed within the mandrel and in fluid communication with an upstream side of the piston to move the piston in a second direction with respect to the mandrel;
a first seat flow passage formed within the mandrel and in fluid communication with an upstream side of the mandrel bore with respect to the seat, wherein the first seat flow passage is in fluid communication with the first piston flow passage; and
a second seat flow passage formed within the mandrel and in fluid communication with a downstream side of the mandrel bore with respect to the seat; wherein the second seat flow passage is in fluid communication with the second piston flow passage; and
wherein the first seat flow passage and the second seat flow passage are each in fluid communication with respective ports on an exterior of the mandrel.

US Pat. No. 11,028,652

AUGER STAND FOR DIGGER DERRICK

Altec Industries, Inc., ...

8. A method for lifting a longitudinal object using a digger derrick system including an auger, the method comprising the steps of:providing an auger stand comprising:
at least one wall section forming a hollow inner cavity;
a landing secured to an interior surface of the at least one wall section within the inner cavity; and
a base comprising an anchoring mechanism;
positioning a blade of the auger within the inner cavity of the auger stand such that a bottom surface of the blade is in direct contact with a top surface of the landing of the auger stand;
securing the anchoring mechanism of the auger stand into the ground to prevent rotation of the auger stand;
securing the longitudinal object to a distal end of a boom of the digger derrick system after the auger is screwed into the auger stand; and
rotating the auger in an extraction direction opposite from a digging direction of the auger such that the blade of the auger is unscrewed from the auger stand to lift the longitudinal object.

US Pat. No. 11,028,651

DRILLING RIG

SICHUAN HONGHUA PETROLEUM...

1. A drilling rig comprising:at least two lifting devices;
a crown block;
a traveling block;
a top drive;
a mast;
a substructure;
a racking platform,
wherein the mast comprises a base section and a first section, a second section, a third section and a fourth sectional,
the base section connects to the substructure,
the crown block is installed on the fourth section and the traveling block connects to the crown block,
the third section is installed with the racking platform,
the second section connects to the third section, and the first section connects to the second section, and the first section connects to the base section,
a lower region of each of the first section, the second section, the third section, and the fourth section is provided with a lifting lug,
wherein each of a front pillar and a rear pillar of the fourth section, a front pillar and a rear pillar of the third section, a front pillar and a rear pillar of the second section, and a pillar of the first section are provided with a lifting lug and a pin hole; wherein each of the pin holes is configured to form a pin connection with an adjacent section,
wherein a fixed pulley block and a guide pulley are connected to the base section,
wherein each of the lifting lug on the first section, the lifting lug on the second section, the lifting lug on the third section, and the lifting lug on the fourth section are each connected to a movable pulley block,
wherein a lifting steel rope from the lifting devices wound around the guide pulleys, the movable pulley block, and the fixed pulley block, and a head of the rope is affixed to a top of the movable pulley block.

US Pat. No. 11,028,650

DOWNHOLE TOOLS WITH IMPROVED ARRANGEMENTS OF CUTTERS

Ulterra Drilling Technolo...

1. A drill bit to advance a borehole comprising:a bit body having a central axis about which the bit is intended to rotate, the body having a gauge and a cutting face on which is formed a plurality of radially extending blades that are separated from each other by channels, each of the plurality of blades supporting a plurality of discrete, fixed cutters for shearing rock along a leading edge of each of the blades next to one of the channels to evacuate rock shavings; each of the cutters having a fixed location on one of the plurality of blades, a fixed cutter position in a cutting profile that is defined at least in part by the plurality of cutters, and a fixed side rake angle, the side rake angle having a polarity that can be negative, positive, or zero;
wherein:
at least one of the blades is an offset blade that extends radially outwardly from near the central axis toward the gauge and has a leading front edge adjacent to one of the channels, the blade having a first section and at least one second section that is radially and angularly displaced from the first section;
at least two of the plurality of cutters are mounted along the leading edge in the first section and at least two of the plurality of cutters are mounted along the leading edge of the second section;
the at least two cutters in the first section and the at least two cutters in the second section each form a group of cutters
the at least two cutters in each group of cutters have side rake angles that differ from one another by at least 4 degrees; and
the polarity of the side rake angle of a particular cutter of the at least two cutters within each group of cutters differs from the polarity of the side rake angle of a different cutter of the at least two cutters within each group of cutters.

US Pat. No. 11,028,649

RAISE BORING HEAD FOR ROTARY BORING

SANDVIK INTELLECTUAL PROP...

1. A raise boring head for rotary boring in rock comprising:a body arranged to be mounted at a drive shaft, the body having a planar mount face extending radially outward from the shaft;
a plurality of channels extending axially through the body from the planar mount face to a rear face of the body to divide the planar mount face into a plurality of spokes, each of the plurality of spokes having a first end adjacent the drive shaft;
a plurality of saddles provided on the spokes of the mount face adjacent the channels, the saddles being arranged to rotatably mount respective roller cutters at the body; and
at least one guide block attached to at least one of the plurality of spokes and projecting from the planar mount face at a position between the first end of the at least one spoke and a respective saddle so as to be adjacent or spaced apart from the saddles, the at least one guide block having at least one guide face aligned transverse to the mount face and arranged to transport cut material away from the mount face, wherein the at least one guide block is separate from and formed non-integrally with the saddles.

US Pat. No. 11,028,648

BASEMENT ROCK HYBRID DRILLING

QUAISE, INC., Cambridge,...

1. A method comprising:monitoring a permeability of a first portion of a borehole of a well while forming the borehole using a mechanical drilling apparatus including a drill bit for mechanical removal of material from within the borehole;
monitoring a temperature within the first portion of the borehole;
determining, based at least on the permeability of the borehole falling below a permeability threshold value and the temperature within the first portion of the borehole exceeding a temperature threshold value, to utilize a millimeter wave drilling apparatus including a waveguide configured for insertion into the borehole; and
forming a second portion of the borehole utilizing the millimeter wave drilling apparatus in response to the determining.

US Pat. No. 11,028,647

LASER DRILLING TOOL WITH ARTICULATED ARM AND RESERVOIR CHARACTERIZATION AND MAPPING CAPABILITIES

Saudi Arabian Oil Company...

20. A method of using a laser tool to stimulate a hydrocarbon-bearing formation, the method comprising the steps of:passing, through one or more optical transmission media, a raw laser beam generated by a laser generating unit at an origin of an optical path comprising the one or more optical transmission media;
positioning a laser tool within a wellbore within the formation via an articulated arm, the laser tool coupled to the laser generating unit;
orienting a laser head of the laser tool within the wellbore using a plurality of orientation nozzles disposed about an outer circumference of the laser head, the plurality of orientation nozzles configured to control orientation of the laser tool within the wellbore, the plurality of orientation nozzles being purge nozzles that are movably coupled to the laser head to allow the orientation nozzles to rotate or pivot relative to the laser head, the orienting comprising providing, by the purge nozzles, thrust to the laser head to move the laser head within the wellbore to provide forward motion, reverse motion, rotational motion, or combinations thereof to the laser head relative to the wellbore;
delivering the raw laser beam to an optical assembly disposed within the laser head;
manipulating the raw laser beam with the optical assembly to produce an output laser beam; and
delivering the output laser beam to the formation.

US Pat. No. 11,028,646

HYBRID ROTARY STEERABLE SYSTEM AND METHOD

GENERAL ELECTRIC COMPANY,...

16. A rotary steerable drilling method, comprising:drilling a borehole with a drill bit coupled to a collar via a bit shaft, while rotating the collar, the bit shaft and the drill bit;
rotating a first eccentric wheel and a second eccentric wheel coupled with the bit shaft, to swing the bit shaft with respect to the collar around a joint adapted to connect the bit shaft to the collar and transmit a torque from the collar to the bit shaft, the swing of the bit shaft causing a tilt angle of the drill bit;
controlling the first and second eccentric wheels to harmoniously rotate such that the swing of the bit shaft substantially compensates the rotation of the collar; and
pushing the collar with a stabilizer fixedly mounted on the bit shaft and rotating with the bit shaft the stabilizer being capable of contacting an inner surface of the borehole such that the collar generates a lateral displacement, wherein the lateral displacement and the tilt angle of the drill bit, changes a drilling direction.

US Pat. No. 11,028,645

PUSH THE BIT ROTARY STEERABLE SYSTEM

D-TECH UK LTD, Bristol (...

1. A rotary bit pushing device, comprising:a body comprising a sidewall having an inner surface that defines a cavity extending between a first and second end of the body, the body having a longitudinal axis extending between the first and second end of the body;
at least one deflection device disposed within a recess defined by the sidewall and coupled to the body, wherein the at least one deflection device is movable between a retracted position and an extended position in which the at least one deflection device is further from the longitudinal axis than when the at least one deflection device is in the retracted position;
a first flow regulator configured to direct fluid to the at least one deflection device based on a rotational position of the body relative to a wellbore to cause the at least one deflection device to move between the retracted and extended positions; and
a second flow regulator configured to direct fluid from the cavity to the at least one deflection device regardless of the rotational position of the body relative to the wellbore.

US Pat. No. 11,028,644

DRILL WITH A BOOM ARM AND A SELF-ALIGNING SUPPORT SYSTEM

17. A self aligning drilling apparatus for mounting to a vehicle, comprising: a boom arm apparatus having two or more arms wherein said boom arm apparatus further comprises a rotate able joint for attaching said arms one to the other; a vehicle mounting apparatus for attaching said boom arm apparatus to a vehicle; and further comprising a telescoping apparatus, a self-aligning apparatus and a drill apparatus, wherein a first end of said boom arm apparatus is attached to said vehicle via said vehicle mounting apparatus; and a first end of said telescoping apparatus is attached to a second end of said boom arm apparatus, and a second end of said telescoping apparatus is attached to a first end of said self-aligning apparatus; and a second end of said self-aligning apparatus is attached to said drill apparatus, wherein said drill apparatus is positioned substantially perpendicular to a surface when said telescoping apparatus presses said self-aligning apparatus against said surface.

US Pat. No. 11,028,643

DOWN THE HOLE DRILLING MACHINE AND METHOD FOR DRILLING ROCK

SANDVIK INTELLECTUAL PROP...

8. A method for drilling rock, comprising:drilling rock with a down the hole rock drilling machine, which comprises at least a casing, a sleeve-like piston located inside the casing and a drill bit disposed at a bottom end of the casing;
moving the piston in a reciprocating manner inside the casing in an impact direction and a return direction by feeding and discharging pressurized fluid to a top working chamber and at a bottom working chamber, which are locating on opposite sides of the piston;
controlling during an operating cycle the feeding and discharging of the fluid by means of the movements of the piston; and
striking an impact surface of the drill bit by the piston;
controlling the fluid flows during the operating cycle by a solid outer shell of the piston; and
feeding the pressurized fluid into the top and bottom working chambers through at least one fluid passage which is located inside a central opening of the piston, wherein inside the central opening of the piston is a feed tube having an outer feed tube and an inner feed tube arranged inside the outer feed tube, wherein inside the inner feed tube is a discharge passage whereby the discharging of the fluid from at least the top working chamber is configured to be executed via the discharge passage, and between the outer feed tube and the inner feed tube is a feed passage, which is connected to an inlet port of the casing and is provided with constant fluid supply during the operating cycle.

US Pat. No. 11,028,642

ROLLER SHADE ACTUATION DEVICE

Leafy Windoware Co., Ltd....

1. A roller shade actuation device for actuating a winding drum with an outer surface mounted with an end of a shade body and opposite ends rotatably mounted to corresponding frames with the help of pivots, the actuation device mounted between one of the frames and the winding drum, the roller shade actuation device comprising:a middle shaft rotatably mounted to an inner sidewall of the one of the frames;
a plane scroll spring mounted outside the middle shaft and axially parallel to the middle shaft; and
a pivot fixed in a circumferential direction with one of the ends of the winding drum, and coaxially connected to the middle shaft;
wherein an outer end of a reed of the plane scroll spring is fixed to an outer surface of the middle shaft.

US Pat. No. 11,028,641

BUILT-IN ROLLER SHADE ACTUATION DEVICE

Leafy Windoware Co., Ltd....

1. A built-in roller shade actuation device for actuating a winding drum with opposite ends rotatably mounted to corresponding frames and an outer side mounted with an end of a shade body, comprising:an actuator assembled in the winding drum for providing a rotation power, wherein a shell of the actuator and the winding drum are relatively fixed in a circumferential direction;
a shaft mounted to one of the frames outside an end of the winding drum and inserted into the winding drum; and
a gear pair mounted between the actuator and the shaft for realizing power transmission, and comprising a planetary gear mounted to an output shaft of the actuator, and a fixed gear mounted to the shaft and coaxial with the winding drum, wherein the planetary gear revolves around the fixed gear while being driven to rotate by the output shaft of the actuator.

US Pat. No. 11,028,640

HANDLE AND BRAKE ARRANGEMENT FOR A COVERING FOR ARCHITECTURAL OPENINGS

HUNTER DOUGLAS INC., Pea...

1. A brake arrangement for a covering for an architectural opening, the arrangement comprising:a hollow rail;
a rod extending within said hollow rail and being rotatable about an axis of rotation;
a brake provided for movement into and out of engagement with said rod to prevent or allow rotation of said rod about said axis of rotation, respectively;
a button assembly provided in operative association with said hollow rail, said button assembly comprising:
a button housing coupled to said hollow rail;
an actuator button supported by said button housing for movement relative to said button housing; and
a pusher rod provided in operative association with said actuator button, said pusher rod extending between a first end proximal to said actuator button and a second end distal to said actuator button;
wherein said second end of said pusher rod comprises a free end of said pusher rod configured to abut against a portion of said brake to disengage said brake from said rod with actuation of said actuator button.

US Pat. No. 11,028,639

LOW FRICTION HIGH SPEED ROLL DOOR AT HIGH WIND LOADS

OVERHEAD DOOR CORPORATION...

1. A roll door movable between an open position and a closed position, the roll door comprising:a flexible curtain having a pair of opposed side edges, each side edge of the pair of opposed side edges configured to be inserted within a track member;
at least one cross-bar secured to the flexible curtain, the at least one cross-bar extending between the pair of opposed side edges, the at least one cross-bar having opposed first and second ends, wherein the at least one cross-bar includes a hinge rotatably connecting a first longitudinal bar of the at least one cross-bar and a second longitudinal bar of the at least one cross-bar, the first longitudinal bar securing a first portion of the flexible curtain, the second longitudinal bar securing a second portion of the flexible curtain, the second portion separated from the first portion, wherein the first longitudinal bar secures the first portion of the flexible curtain at a first slot and the second longitudinal bar secures the second portion of the flexible curtain at a second slot, the second slot formed between a front piece of the second longitudinal bar and a back piece of the second longitudinal bar; and
at least one roller secured to each of the opposed first and second ends of the at least one cross-bar and positioned to move along inside the track member as the roll door is moved between the open position and the closed position, wherein a shaft of the at least one roller is secured to a back piece of the first longitudinal bar or the back piece of the second longitudinal bar of the at least one cross-bar.

US Pat. No. 11,028,638

SPACER FRAME AND METHOD OF MAKING SAME

GED Integrated Solutions,...

1. A spacer frame assembly comprising:a substantially linear channel having first and second ends, the substantially linear channel that when assembled, includes at least three sides and corresponding corners between each of said sides;
a connecting structure located at one of said first and second ends and an opposite frame end located at the other of said one of first and second ends, the opposite frame end having an inner channel for receiving a nose portion of said connecting structure;
a first stop structure extending from said connecting structure, said connecting structure comprising a peripheral wall spacing transversely first and second lateral walls to form a u-shaped channel, said first stop structure extending axially from at least one of the first and second lateral walls; and
a lateral connection spaced from said corresponding corners and along one of said at least three sides, the lateral connection forming a union point between said opposite frame end and the first stop structure of said connecting structure.

US Pat. No. 11,028,637

GLASS PANEL UNIT, BUILDING COMPONENT, AND METHOD FOR ACTIVATING GAS ADSORBENT

PANASONIC INTELLECTUAL PR...

1. A glass panel unit manufacturing method comprising:a providing step of providing a first substrate including a glass pane and a second substrate including another glass pane;
a pillar arrangement step of arranging a plurality of pillars on one surface of the second substrate;
a gas adsorbent placement step of placing a gas adsorbent on the second substrate;
a bonding step of bonding the first substrate and the second substrate together with a sealing material in a frame shape by heating in the furnace to a predetermined temperature higher than the melting point of the sealing material so as to create an internal space in which the plurality of pillars and the gas adsorbent are located between the first and second substrates and the sealing material;
an evacuating step of evacuating the internal space;
a sealing step of sealing the internal space while keeping the internal space evacuated; and
an activating step of heating the gas adsorbent placed in the internal space to a predetermined activation temperature,
the gas adsorbent including:
a first gas adsorbent containing a non-metallic getter material having a porous structure with the ability to adsorb gas molecules; and
a second gas adsorbent containing a metallic getter material having a metallic surface with the ability to adsorb gas molecules, and
the activating step including heating and activating the first gas adsorbent according to a heating temperature inside the furnace while performing the evacuating step inside the furnace, and activating the second gas adsorbent by locally heating the second gas adsorbent outside the furnace.

US Pat. No. 11,028,636

HANDGUN MINI-VAULT

Hornady Manufacturing Com...

1. A method of storing a firearm for quick access comprising:providing a box assembly having a plurality of side walls and an opening to a hollow inner cavity sized to contain a firearm, said side walls secured together along the edges thereof to form a secure assembly;
securing a door assembly, sized and shaped to cover said opening, to said box assembly for movement between an open position and a closed position, said open position allowing access to said hollow inner cavity and said closed position preventing access to said hollow inner cavity;
retaining said door assembly in said closed position by securing at least one lock pin and an opposing catch member to said box assembly and said door assembly so that said at least one lock pin overlaps a portion of said catch member to retain said door assembly in said closed position, whereby one of said at least one lock pin or said catch member are secured to each of said door assembly and said box assembly;
releasing said lock pin from engagement with said catch member in response to a radio frequency identification device being placed in proximity to an interrogator positioned within said box assembly, said interrogator constructed and arranged for wireless communication with said radio frequency identification device, said radio frequency identification device being electrically connected to an electric motor to cause rotary movement of a cam member, said cam member mechanically secured to said at least one lock pin so that said rotary movement imparts linear movement to said at least one lock pin so that said lock pin is released from said overlapping engagement with said at least one catch member in response to communication with said radio frequency identification device, releasing said door assembly to said open position.

US Pat. No. 11,028,635

FIREARM SAFETY DEVICE

Hornady Manufacturing Com...

1. A firearm safety device adapted to secure at least a portion of a firearm when latched, said device including:a base housing;
a cover removably connected to said base housing, said cover being selectively movable between an unlatched position and a latched position;
a locking system including a manual lock actuator, an electronic lock actuator and a latch mechanism in cooperative association with one another to effect selective locking of the cover in a latched position and, upon unlocking using either the manual lock actuator or electronic lock actuator, the locking system is operable to allow the cover to move to an unlatched position;
at least one catch mounted to one of the cover and the base housing;
said latch mechanism mounted to the other of the base housing and cover, said latch mechanism being operable to engage said catch and releasably retain said cover in the latched position, the latch mechanism including a pair of pawl members which are pivotally mounted to a suitable support structure and are each resiliently biased to a latch position with a respective spring to apply a resilient biasing force to each of the pawl members to engage the catch on opposite sides with respect to each other, the pawl members each including a drive end arm portion at one end and a through hole in an opposing latch end for receiving the catch therethrough, at least one of the pair of pawl members including a foot member positioned adjacent the drive end arm portion projecting sideways therefrom for rotating one of the pawl members to the unlatched position utilizing the locking system, the pawl members being mechanically connected to each other so that rotation of one pawl member causes a rotation of the other pawl member in an opposite direction.

US Pat. No. 11,028,634

MANIPULATION DETECTING DEVICE FOR VEHICLE

AISIN SEIKI KABUSHIKI KAI...

1. A manipulation detecting device for a vehicle comprising:a sensor electrode that is configured to have a capacitance that increases as a detection target approaches the sensor electrode; and
circuitry that is configured to selectively open and close an opening-closing body of a vehicle by controlling an actuator, wherein
the circuitry is configured to selectively open and close the opening-closing body when the opening-closing body is in a stopped state and the capacitance of the sensor electrode is greater than or equal to a first proximity determination value and smaller than a second proximity determination value, the first proximity determination value being used to determine proximity of the detection target to the sensor electrode, and the second proximity determination value being greater than the first proximity determination value.

US Pat. No. 11,028,633

AUTOMATIC CONTROL OF A MOVABLE BARRIER

The Chamberlain Group, In...

1. A movable barrier operator comprising:a motor configured to be connected to a movable barrier;
communication circuitry configured to receive data representative of a vehicle characteristic that indicates triggering of an automatic operation of the movable barrier operator;
the communication circuitry configured to receive from an in-vehicle device a user account condition, established at the in-vehicle device, to be satisfied for automatic operation of the movable barrier operator to occur;
the communication circuitry configured to receive information from the in-vehicle device; and
a processor operatively coupled to the motor and the communication circuitry, the processor configured to determine satisfaction of the user account condition based upon the information received by the communication circuitry from the in-vehicle device and, upon the user account condition not being satisfied based on the information, to inhibit operation of the motor despite the triggering.

US Pat. No. 11,028,632

WINDOW LIFT ASSEMBLY

Dr. Ing. h.c. F. Porsche ...

1. A window lift assembly of a motor vehicle window having a window pane, the window pane having a first pane region and a second pane region separate from the first pane region in a width direction of the window pane, where the width direction of the window pane is transverse to a lift direction of the window pane, the window lift assembly comprising: a first window lift and a second window lift, wherein the first window lift carries the window pane in the first pane region and the second window lift carries the window pane in the second pane region, the two window lifts being actuable independently of each other to move the window pane rectilinearly up and down, to incline the window pane or to move the window pane up and down in an inclined manner.

US Pat. No. 11,028,631

VEHICLE DOOR DISPLACEMENT DEVICE

FAIVELEY TRANSPORT TOURS,...

1. A displacement device for displacing a door leaf with respect to a vehicle body, the door leaf being movable in a displacement direction between a closed position and an open position with reference to an opening provided in the vehicle body, the displacement device comprising:a main body;
a fixing member configured to fix the door leaf to the main body;
a ball socket configured to drive the main body under operation of a motor;
a roller configured to move between fa) an active locking position in which the roller locks the ball socket with respect to the main body in a closed position of the door leaf and (b) an inactive release position in which the roller allows displacement of the ball socket with respect to the main body;
a sleeve configured to allow a limited movement of the fixing member with respect to the ball socket in a movement direction from the closed position of the door leaf; and
an inhibition device for inhibiting movement of the sleeve and configured to immobilize the fixing member with respect to the drive means ball socket at least in translation in the displacement direction while the roller is in the inactive release position.

US Pat. No. 11,028,630

DOOR MONITORING SYSTEM

TD IP HOLDCO, LLC, Water...

1. A method for monitoring a plurality of door assemblies at a facility, wherein each door assembly of the plurality of door assemblies in the facility comprises a door, a door frame, a hinge connecting the door to the door frame, an energy sensor, a memory and a door controller, the method comprising:generating a plurality of energy signature signals with the energy sensor of each door assembly,
comparing each energy signature signal of the plurality of energy signature sensors to a door component operating signature stored in the memory of each corresponding door assembly,
generating a plurality of door component operation status signals in response to the comparing,
communicating the plurality of door component operation status signals to a central controller or a manufacturer controller; and
generating a report with the central controller or the manufacturer controller,
wherein the energy sensor is located on the door frame or the hinge of each corresponding door assembly,
the door component operation status signal corresponds to a door-to-frame clearance and a door-to-ground clearance, and
the energy sensor comprises an accelerometer.

US Pat. No. 11,028,629

DOOR GLASS ASSEMBLY CONFIGURED TO REDUCE IMPACT NOISE DURING UPWARD/DOWNWARD MOVEMENT OF A DOOR GLASS

HYUNDAI MOTOR COMPANY, S...

1. A door glass assembly configured to reduce an impact noise generated when a door glass is moved upward/downward, the door glass assembly comprising:a carrier plate coupled to a glass holder, the door glass of a vehicle being secured to the glass holder, and the carrier plate and the glass holder being installed inside a door of the vehicle so as to be movable upward/downward;
a module plate, the carrier plate being installed on the module plate so as to be movable upward/downward, and the module plate being installed inside the door of the vehicle; and
a driving motor provided to move the carrier plate upward/downward,
wherein the module plate and the carrier plate are provided with an impact noise preventing means for gradually decelerating and stopping the carrier plate when the door glass is being maximally moved upward or downward,
wherein the impact noise preventing means comprises
stoppers installed on an upper portion and a lower portion of the module plate, respectively, to limit upward and downward movements of the module plate, and
an elastic member installed on one side of the carrier plate to be brought into contact with the stoppers and compressed immediately before the carrier plate is stopped when the door glass is maximally moved upward or downward, and
wherein the elastic member is provided with caps provided at an upper end and a lower end thereof to cover the upper end and the lower end of the elastic member, respectively.

US Pat. No. 11,028,628

HINGE MECHANISM

Microsoft Technology Lice...

1. A hinge for coupling at least first and second devices, comprising:a first coupling member for coupling to the first device;
a second coupling member for coupling to the second device;
at least a first flexible connection member being substantially S-shaped with the first and second devices in an open tablet configuration, the first flexible connection member coupled at one end to the first coupling member and at an opposite end to the second coupling member;
a second flexible connection member that is a mirrored S-shape and coupled between the first and second coupling members; and
a termination block directly coupled to both an end of the first flexible connection member and an end of the second flexible connection member so as to couple together the first flexible connection member and the second flexible connection member.

US Pat. No. 11,028,627

HINGE FOR A WINDOW, A WINDOW INCLUDING A SET OF SUCH HINGES, AND A METHOD OF INSTALLING SUCH A WINDOW

1. A hinge (110; 210; 310) for a window having a frame (1) and a sash (2) and adapted to define a hinge axis (?) of the window, said hinge comprising a set of hinge components including:a frame hinge part (130; 230) having a base plate (135; 235) configured to be connected to a frame member (1a) of the frame;
a sash hinge part (140; 240) having a base plate (145; 245) configured to be connected to a sash member (2a) of the sash;
a mounting arrangement (150; 250; 350) configured to assist in bringing the hinge (110; 210) from a supply condition to a mounted condition, in which the base plate (135; 235) of the frame hinge part (130; 230) is connected to the frame member (1a) and the base plate (145; 245) of the sash hinge part (140; 240) is connected to the sash member (2a); and
a plurality of movement supporting parts (190; 290), connected to a respective base plate (135, 145; 235; 245) of the frame hinge part (130; 230) and the sash hinge part (140; 240), and configured to allow the sash hinge part (140; 240) to assume an angle relative to the frame hinge part (130; 230),
in which the base plate (135; 235) of the frame hinge part (130; 230) defines a hinge plane substantially perpendicular to the hinge axis (?) of the window in the mounted condition of the hinge, the base plate (145; 245) of the sash hinge part (140; 240) being substantially parallel to the base plate (135; 235) of the frame hinge part (130; 230), in which
the mounting arrangement (150; 250; 350) comprises at least one mounting plate (151; 251, 252; 351), adapted to be arranged on the frame member (1a) substantially in parallel to the base plate (135; 235) of the frame hinge part (130; 230) in the mounted condition, and at least one set of coupling means (153, 154; 253, 254; 353; 354) configured to engage with corresponding coupling means (163, 164; 263, 264) of the remaining components of the set of components of the hinge (110; 210; 310), wherein the coupling means of the mounting arrangement (150; 250) comprise at least one reception member (153, 154; 253, 254; 353; 354) provided on the at least one mounting plate (151; 251, 252; 351) to engage with a respective engagement member (163, 164; 263, 264) of the coupling means of the remaining components of the hinge by movement of the remaining components of the hinge substantially in parallel with said hinge plane to provide a releasable connection between the remaining components of the hinge (110; 210) and the at least one mounting plate (151; 251, 252; 351), an in which
a first engagement member of the coupling means of the remaining components of the hinge is a bolt (163; 263) provided on the base plate (135; 235) of the frame hinge part (130; 230), and the at least one reception member of the coupling means of the mounting arrangement includes a first reception member which is a slot (153; 253; 353) in said at least one mounting plate (151; 251; 351) adapted to receive said bolt (163; 263), to provide an at least temporary retention of the remaining components of the hinge relative to the at least one mounting plate (151; 251; 351),
characterized in that
a second engagement member of the coupling means of the remaining components comprises a shoulder portion (164; 264), and a second reception member of the coupling means of the mounting arrangement (150; 250; 350) comprises a spring-biased latch element (154; 254; 354) provided with an abutment portion (155; 255) to engage with said shoulder portion (164; 264) in the mounted condition,
that the spring bias of the spring-biased latch element (154; 254; 354) is provided by a leaf spring (156; 256; 356) and the spring-biased latch element (154; 254) includes a spring engagement portion (157a; 257a), and
that the spring-biased latch element includes a tongue portion (157b; 257b) acting as a handle for release of the releasable connection.

US Pat. No. 11,028,626

ROOF HINGE COVER ATTACHMENT STRATEGIES

FORD GLOBAL TECHNOLOGIES,...

1. A vehicle roof assembly, comprising:a roof component;
a roof hinge cover mounted relative to the roof component;
a locator received through the roof hinge cover and into a locating hole of the roof component;
a bracket including a locating opening; and
a clip connected to the roof hinge cover and received within locating opening of the bracket,
wherein the bracket supports at least a portion of the roof hinge cover.

US Pat. No. 11,028,625

ARTICULATING HINGE ASSEMBLY FOR USE WITH A GAMING MACHINE CABINET

Aristocrat Technologies A...

1. An electronic gaming machine comprising:a cabinet;
a display; and
a hinge assembly coupled between the cabinet and the display, the hinge assembly comprising:
a first bracket coupled to the cabinet;
a second bracket coupled to the display;
a first link pair coupled to and extending from the first bracket at a first pivot point;
a second link pair coupled to and extending from the first bracket at a second pivot point;
a third link pair coupled to the first link pair at a third pivot point, coupled to the second link pair at a fourth pivot point, and coupled to the second bracket at a fifth pivot point; and
a fourth link pair coupled to and extending from the second bracket at a sixth pivot point, and coupled to the second link pair at a seventh pivot point,
wherein the hinge assembly is selectively expandable and retractable between a fully retracted position and a fully expanded position, wherein the hinge assembly is configured to swing the display from a lowered position to a raised position as the hinge assembly is expanded from the fully retracted position to the fully expanded position.

US Pat. No. 11,028,624

SUPPORTING DEVICE

FOSITEK CORPORATION, New...

1. A supporting device for being mounted on a carrying plate, comprising:a dual-shaft hinge module including:
two shafts substantially parallel to each other and each having a spiral groove recessed on an outer surface thereof;
a transmitting member clamped between the two shafts, wherein the transmitting member has two driving portions respectively protruding from two opposite sides thereof and respectively inserted into the two spiral grooves of the two shafts; and
two side wing members respectively and slidably fastened to the two shafts and each having a limiting portion;
wherein one of the two shafts is spinable to synchronously rotate the other shaft through the transmitting member so as to respectively move the two side wing members along the two shafts; and
two buffering modules respectively fastened to the two shafts and arranged at two opposite outer sides of the two shafts, wherein the two buffering modules are respectively cooperated with the two side wing members, and each of the two buffering modules includes:
an internal connecting member fixed on and synchronously rotatable with the corresponding shaft, wherein the internal connecting member has a long hole parallel to each of the two shafts and sleeved on the limiting portion of the corresponding side wing member; and
an external connecting member slidably disposed on the internal connecting member and configured for being fixed on an inner surface of the carrying plate, wherein the external connecting member has a slanting hole non-parallel to the long hole and sleeved on the limiting portion of the corresponding side wing member, and the slanting hole has a first end arranged adjacent to the corresponding shaft and an opposite second end arranged away from the corresponding shaft.

US Pat. No. 11,028,623

BENDABLE DISPLAY APPARATUS

FOSITEK CORPORATION, New...

1. A bendable display apparatus, comprising:a carrying plate having an inner surface and an outer surface opposing to the inner surface;
a bendable display mounted on the outer surface of the carrying surface;
two supporting devices disposed on the inner surface of the carrying plate and defining two rotation axes, each of the two supporting devices including:
a dual-shaft hinge module including:
two shafts respectively arranged in the two rotation axes and each having a spiral groove recessed on an outer surface thereof;
a transmitting member clamped between the two shafts, wherein the transmitting member has two driving portions respectively protruding from two opposite sides thereof and respectively inserted into the two spiral grooves of the two shafts; and
two side wing members respectively and slidably fastened to the two shafts and each having a limiting portion;
wherein one of the two shafts is spinable to synchronously rotate the other shaft through the transmitting member so as to respectively move the two side wing members along the two shafts; and
two buffering modules respectively fastened to the two shafts and arranged at two opposite outer sides of the two shafts, wherein the two buffering modules are respectively cooperated with the two side wing members, and each of the two buffering modules includes:
an internal connecting member fixed on and synchronously rotatable with the corresponding shaft, wherein the internal connecting member has a long hole parallel to each of the two rotation axes and sleeved on the limiting portion of the corresponding side wing member; and
an external connecting member fixed on the inner surface of the carrying plate and slidably disposed on the internal connecting member, wherein the external connecting member has a slanting hole non-parallel to each of the two rotation axes and sleeved on the limiting portion of the corresponding side wing member, and the slanting hole has a first end arranged adjacent to the corresponding shaft and an opposite second end arranged away from the corresponding shaft;
wherein when the carrying plate is bent along at least one of the two axes between an unfolded position and an outwardly folded position, the external connecting member of each of the buffering modules slides with respect to the corresponding internal connecting member, and each of the limiting portions moves in the corresponding slanting hole from the first end to the second end.

US Pat. No. 11,028,622

ELECTRICAL PANELBOARD GUARD WITH COUPLED MEMBERS

ADK Electric Corporation,...

1. A panelboard guard assembly configured to restrict access to a panelboard having a cover and a door defined therein by using a safety lockout, the cover having first and second side boundaries, the panelboard guard assembly comprising:a first member including a first outer end and a first inner end, the first outer end comprising a first open channel, the first open channel shaped to extend about and releasably receive the first side boundary to couple the first member to the first side boundary;
a second member including a second outer end and a second inner end, the second outer end comprising a second open channel shaped to extend about and releasably receive the second side boundary to couple the second member to the second side boundary; and
an adjustment member extending between the first inner end and the second inner end,
wherein movement of the adjustment member relative to both the first inner end and the second inner end results in a change in a distance between the first outer end and the second outer end, and
wherein the first member and the second member are arranged such that at least a portion of the first member is disposed between the second outer end and the second inner end.

US Pat. No. 11,028,621

SECURITY LOCK FOR VEHICLES

INDULOCKS CERRADURAS INSU...

1. A security locking device for a vehicle, the security locking device comprising:a protruding element which holds a bolt, and
a receiving element with a release lock,
wherein
the bolt possesses a conic or truncated-cone head and a narrow section,
the receiving element comprises a clamp whose jaws define a grip that surrounds all or most of the bolt's narrow section, and which is configured to be opened by the lock by means of an actuator,
the security locking device further comprises a crank configured for opening the clamp from an inside of the vehicle,
the actuator is an eccentric plate located between two halves of the clamp, connected in rotation to the release lock and the crank, and
the crank is not coaxial to the release lock, and is connected mechanically to the actuator by means of approximately parallel connecting rods.

US Pat. No. 11,028,620

DOOR STRUCTURE

HONDA MOTOR CO., LTD., T...

1. A door structure of a vehicle body including an outer handle, comprising:a cover member that forms an outer surface of the outer handle;
a sensor that detects approach of a user to the cover member or contact of the user with the cover member;
a marker that is provided on a portion of an outer surface of the cover member coinciding with a detection area of the sensor;
a base member on which the sensor is attached;
a shield that extends outward in a vehicle width direction from an upper end part of the base member, the shield being provided in a position coinciding with the detection area; and
a water stop member that is interposed between the marker and the shield, wherein
the water stop member is interposed between an inner surface of an area of the cover member on which the marker is provided and an upper surface of the shield, the water stop member being in surface contact with the inner surface of the area of the cover member and the upper surface of the shield,
the sensor includes a sensor upper wall forming the detection area,
an upper surface of the sensor upper wall is in surface contact with a lower surface of the shield,
the water stop member includes an eave provided to extend downward from a lower end of the water stop member and to wind inward in the vehicle-width direction so as to grasp a portion of the shield in order to mount the water stop member to the shield, and
a lower end of the eave is positioned lower than the sensor upper wall.

US Pat. No. 11,028,619

CORNER-MOUNTED LOCK HEAD FOR COMPUTER SECURITY

1. A lock for computer security, the lock comprising:a housing comprising a bottom wall, at least one side wall and a front wall with a corner defined where the front wall and the at least one side wall meet each other;
a locking assembly comprising a locking assembly body holding at least two locking elements including at least one first locking element and a second movable locking element, both said locking elements being supported by the locking assembly body, and the first locking element extending from and away from the locking assembly body at the front wall of the lock housing;
a driver coupled to the movable locking element and configured to selectively move the movable locking element between a locked position and an unlocked position;
a locking mechanism supported by the housing, coupled to the driver and configured to actuate the driver to move the movable locking element between said locked position and said unlocked position; and
the locking assembly being secured to and partially passing through the housing at the corner thereof, with the locking elements located directly adjacent both the bottom wall and the at least one side wall.

US Pat. No. 11,028,618

ELECTRONIC PADLOCK

DONGGUAN QINGXI KWONG WAH...

1. An electronic padlock, comprising a lock body (100), a locking hook (110) moveably connected to the lock body (100), and an unlocking assembly (400), a locking mechanism (500), a mechanical unlocking system and an electronic unlocking system which are defined in the lock body (100), wherein one end of the mechanical unlocking system and one end of the electronic unlocking system are movably connected to the unlocking assembly (400), respectively, the unlocking assembly (400) and the mechanical unlocking system are located on a same central axis and are defined up and down relative to each other, a central axis of the electronic unlocking system and a central axis of the unlocking assembly (400) are defined at a predetermined angle, the mechanical unlocking system and the electronic unlocking system are respectively applied to drive the unlocking assembly (400) to perform a position conversion between a first position and a second position; andwherein a locking mechanism (500) is defined at an end of the unlocking assembly (400), when the unlocking assembly (400) is in the first position, the locking mechanism (500) limits a position of the locking hook (110), the electronic padlock is in a locked state; when the unlocking assembly (400) is in the second position, the locking mechanism (500) can be disengaged inwardly from the locking hook (110) so that the locking hook (110) can be pulled out to unlock the electronic padlock.

US Pat. No. 11,028,617

WIRELESS ULTRA-LOW POWER PORTABLE LOCK

VELO LABS, INC., San Fra...

1. A computer-implemented method, comprising:identifying, at an electronic device, an authenticated connection between the electronic device and a lock apparatus, the authenticated connection comprising at least one wireless link;
receiving, at the electronic device from the lock apparatus, via the authenticated connection, information associated with the lock apparatus, wherein the information associated with the lock apparatus includes at least one of a locked or unlocked state of the lock apparatus or one or more configuration settings of the lock apparatus;
displaying, at the electronic device, via a graphical user interface, at least a portion of the received information associated with the lock apparatus;
receiving, at the electronic device, via the graphical user interface, a user input associated with the displayed information, the user input comprising a user selection of a sensitivity of at least one sensor of the lock apparatus; and
sending instructions, from the electronic device to the lock apparatus, via the authenticated connection, to control the lock apparatus based on the user input, wherein the controlling of the lock apparatus includes setting the sensitivity of the at least one sensor based on the user selection.

US Pat. No. 11,028,616

SYSTEM FOR ALARM SYSTEM ARMING AND DOOR LOCK OPERATION

SimpliSafe, Inc., Boston...

1. An alarm system, comprising:a door lock associated with a door of a building, the door lock arranged to automatically engage to lock the door in the closed position; and
a base station configured and arranged to enter an armed state, the armed state being a state in which the base station indicates an alarm state in response to one or more of the following: detection of movement within the building, detection of opening of a window of the building, detection of opening of a door of the building, detection of sound within the building, detection of breakage of glass at the building, detection of fire in the building, detection of people in or around the building, and detection of a low temperature or water at the building;
wherein in response to use of a specific code to gain access to the building when the base station is in the armed state, the base station is configured and arranged to enter a disarmed state to permit entry into the building, and in response to detected entry of a user into the building within a period of time after the specific code is used, the door lock and the base station are configured and arranged to respectively automatically engage to lock the associated door and automatically re-enter the armed state.

US Pat. No. 11,028,615

DOUBLE-SIDED GATE HANDLE

1. A double-sided gate handle comprising:a first portion comprising:
a first plate having a first side disposed opposite a second side; and
a first handle extending from the first side of the first plate;
a second portion comprising:
a second plate having a first side disposed opposite a second side;
a second handle extending from the first side of the second plate; and
a stopper extending coplanar with the second plate, the stopper comprises a first side disposed opposite a second side, wherein the second side of the stopper is configured to contact a gatepost;
wherein the second side of the first plate is separated by a distance from the second side of the second plate, and wherein the second side of the first plate is parallel to the second side of the second plate; and
a first adjustable component disposed between the second side of the first plate and the second side of the second plate by the distance, wherein the first adjustable component is perpendicular to the second side of the first plate and the second side of the second plate, the first adjustable component comprising:
a first protrusion extending from a peripheral edge of the second side of the first plate; and
a second protrusion extending from a peripheral edge of the second side of the second plate;
wherein the second protrusion has an opening configured to slidably receive the first protrusion for adjusting the distance;
wherein a gate is configured to be received within the distance such that the second side of the first plate contacts a first portion of the gate, the second side of the second plate contacts a second portion of the gate, and a planar side of the second protrusion of the first adjustable component contacts a third portion of the gate.

US Pat. No. 11,028,614

ANIMAL REPELLING DEVICE

ROLL GUARD, INC., Mesa, ...

1. An animal repelling device, comprising:a first mounting bracket and a second mounting bracket, each of which comprises an upper section and a lower section,
wherein the upper section comprising a vertical tab coupled to and extending from the lower section, a notch formed in the vertical tab, and ribs coupled to opposing sides of the vertical tab and the lower section of the mounting bracket to provide structural support, and
wherein the lower section comprises a foot with an upper surface and a lower surface opposite the upper surface, the vertical tab coupled to and extending from the upper surface of the foot and a sidewall coupled to and extending from the lower surface of the foot, the sidewall comprising a curved inner surface configured to mateably couple with an upper circular rail of a fence;
a roller disposed between, rotatably coupled to, and extending axially between, the first mounting bracket and the second mounting bracket, the roller comprising an aligner that biases the roller back to an initial at rest position; and
an attachment clip releasably coupled to the notch of the vertical tab of at least one of the first mounting bracket or the second mounting bracket, the attachment clip comprising one or more of a noise making clip, a security finial clip, a lamp clip, or a siren clip.

US Pat. No. 11,028,613

CAMPING ASSEMBLY WITH A STORAGE BOX AND A TENT

Purple Line Limited, Suf...

1. A camping assembly comprising a storage box and a tent, wherein the storage box is arranged to contain the tent in a transportation configuration and wherein the tent is arranged to be assembled from the storage box whilst remaining attached to the storage box,the tent comprising a canopy secured to a support structure for supporting the canopy in an assembled configuration;
wherein the support structure comprises a plurality of lateral inflatable support members;
wherein, in the assembled configuration, the box provides a fixed footprint about which the canopy is secured and the support structure tensions the canopy in the assembled configuration;andwherein the canopy is secured to the box in the transportation configuration and the canopy is secured to the box in the assembled configuration such that the canopy remains secured to the storage box as the tent is assembled from the transportation configuration to the assembled configuration,and characterised in that:the storage box has a longitudinal length extending from a first longitudinal end to a second longitudinal end,
in an assembled configuration, the lateral support members extend laterally across the storage box and a longitudinal support member extends longitudinally along the storage box,
the lateral inflatable support members provide a first frame and a second frame,
an accommodation area is arranged to extend outwardly from at least one longitudinal end of the storage box, and
the longitudinal support member comprises a single central longitudinal inflatable support member to maintain the canopy in a taut state in the assembled configuration and the longitudinal inflatable support member retains separation distances between the lateral support members and prevents the lateral support members from being concertinaed together under stress.

US Pat. No. 11,028,612

MONUMENT CAP DEVICE COMPRISING A CIRCULAR LID AND AN ADHERING STRUCTURE

1. A monument cap comprising:a circular lid with a first sidewall along its circumference, the first sidewall containing a groove facing radially-outward;
a second sidewall protruding from a bottom face of the circular lid, the second sidewall having an outer diameter that is smaller than an outer diameter of the first sidewall; and
a plurality of legs extending from the second sidewall for engaging with an opening;
wherein the groove is visible when the second sidewall and plurality of legs are placed in the opening.

US Pat. No. 11,028,611

UNDERGROUND WATERSILO

1. A method for constructing an underground silo, the method comprising:a drilling rig disposed to drill at least one vertical cylindrical hole underground having a diameter measuring the same as an outside diameter of said underground silo;
wet concrete poured at a bottom of said vertical hole underground;
a closed-bottom, open-top, removable cylindrical form with an outside diameter measuring same as an inside diameter of said underground silo, and a length measuring at least the same as a wall height of said underground silo, said removable cylindrical form centered on said vertical hole and placed on top of said wet concrete;
water poured inside said removable cylindrical form disposed to sink said removable cylindrical form inside said wet concrete to a desired level;
wet concrete poured in an annulus between said vertical hole underground and said removable cylindrical form up to a desired level, disposed to function as said wall of said underground silo once set;
a structural roof equipped with an access means into said underground silo placed on top of said wall of said underground silo once said removable form has been removed;
backfill placed and compacted on top of said structural roof up to a ground surface.

US Pat. No. 11,028,610

AUTOMATED CLEANING DEVICE

International Business Ma...

1. A submersible automated cleaning device comprising:a device body;
at least one filter cassette releasably mounted within the device body, the at least one filter cassette having a filter container and a floatation device, the filter container being configured to permit debris to enter the filter container;
a cartridge mounted to the device body configured to release a gas into the floatation device of one of the at least one filter cassette to inflate the floatation device; anda controller configured to activate the cartridge to release the gas into the floatation device in response to detecting that the filter container is full and to release the at least one filter cassette from the device body upon inflation of the floatation device.

US Pat. No. 11,028,609

POOL CLEANING SYSTEM, POOL CLEANING DEVICE, AND POOL CLEANING TRANSPORTATION CART

Service Industry Solution...

1. A pool cleaning vacuum head comprising:a vacuum head outer housing unit having an interior region configured to hold one or more functional components therein, said one or more functional components comprising at least a vacuum producing assembly configured to remove materials or debris from a surface; and
a materials collection unit removably secured to said vacuum head outer housing unit, said materials collection unit configured to collect debris and other material retrieved from a vacuumed surface comprising a bag configured for collecting said debris and other materials, said bag having a ring structure configured to snap fit to at least a portion of said vacuum head outer housing unit.

US Pat. No. 11,028,608

POOL CLEANING DEVICE

Aquatic Enterprises Pty L...

1. A device for cleaning a swimming pool, the device comprising;a base member, the base member having a first base portion and a second base portion;
a socket disposed on the base member;
the first base portion and the second base portion each respectively having a hinge end and a distal end;
the second base portion hinge end is attached to the first base portion hinge end forming a hinge of the base member;
a microfibre cloth removably mountable to the base member; and
wherein the second base portion is configured to move between a first position and a second position, in which the first position is an operating position and the second position is a cloth removal position; wherein the microfibre cloth further comprises a tab passing between the socket and the base to releasably secure the microfibre cloth to the base member.

US Pat. No. 11,028,607

SWIMMING POOL PERIPHERAL RECESS COVER FASTENER

Trojan Leisure Products, ...

1. A swimming pool peripheral recess cover fastener adapted for use with a peripheral recess having a width, the width extending from a first end of the peripheral recess to a second end, opposite the first end, the fastener comprising:an elongated receptacle, the elongated receptacle extending across the width of the peripheral recess and having an elongated opening defined by opposing elongated flexible arms and an internal cavity in communication with the opening, the internal cavity adapted to receive and retain a mating projection mounted on a main pool cover; and
an elongated flange extending from the elongated receptacle opposite the elongated opening, the elongated flange adapted to be mounted to a peripheral recess cover.

US Pat. No. 11,028,606

TEMPORARY POOL COVER AND FLOOR SYSTEM

Colhurst Concepts, LLC, ...

1. A pool covering system comprising:a plurality of brackets each including a hanger lip, a vertical strut having a top portion attached to the hanger lip, a horizontal support attached to a bottom portion of the vertical strut, a first side frame and a second side frame, wherein the first side frame and the second side frame attach to the vertical strut and the horizontal support;
a plurality of beams, wherein a bottom of each beam of the plurality of beams contacts a top of the horizontal support and wherein each beam fits between the first side frame and the second side frame, wherein a beam space between the first side frame and the second side frame accommodates a width of each beam and is configured to hold each beam in a vertical orientation;
a plurality of cross members; and
a flooring layer comprising a plurality of flooring panels;
wherein the plurality of brackets hang from a pool structure, wherein each bracket of the plurality of brackets hangs from the hanger lip on a top surface of the pool structure and the vertical strut extends downward into an opening defined by the pool structure, wherein no connectors that damage the pool structure are used to attach the plurality of brackets to the pool structure;
wherein each said beam fits into a pair of the plurality of brackets spanning the opening defined by the pool structure, wherein the beam extends between the pair of the plurality of brackets, and wherein the plurality of beams are spaced apart over the opening;
wherein the plurality of cross members are spaced apart from each other and attached to a top of the plurality of beams;
wherein the plurality of flooring panels are attached to a top surface of the plurality of cross members; and
wherein an assembled pool covering system provides a flooring surface approximately level with the top surface of the pool structure.

US Pat. No. 11,028,605

THEATRE CONSTRUCTION

IMAGINE NATION B.V., Bla...

1. A theatre construction comprising:a seating area for an audience;
a circular support structure surrounding the seating area and mounted above the seating area;
a plurality of arcuate screens suspended from the circular support structure, the screens being mounted to the circular support structure on rails for allowing movement of the screens about the seating area, and
counterweights suspended from the rails for movement about the seating area, the counterweights being arranged to preload the circular support structure, whereby to prevent perceptible sagging of the circular support structure when a screen is moved into a position on the circular support structure previously occupied by the counterweights.

US Pat. No. 11,028,604

REINFORCED MASONRY WALL

SEALTEQ I GROUP B.V., St...

1. A wall of a building, wherein:the wall is a masonry wall built from individual units laid in and bound together by mortar;
a plurality of passageways is provided in at least an inner or outer face of said wall, the passageways each being elongated in a longitudinal direction;
at least one reinforcement member is provided in each of said passageways, the reinforcement members being elongated in the longitudinal direction of the passageways and arranged parallel to a midplane of said wall on at least a first side of said midplane or a second side of said midplane opposite to said first side;
the reinforcement members in the passageways are each embedded in an adhesive substance, the adhesive substance being bonded to each of the reinforcement members and to an inner surface of the passageway in which the reinforcement member is provided; and
said adhesive substance has an elongation at break of at least 40% as measured in accordance with DIN 53544 and a hardness at room temperature of at most 100 Shore A.

US Pat. No. 11,028,603

FUNICULAR ARCHED STEEL TRUSS FALSEWORK

The American University i...

1. A method of making a support structure, comprising detachably or pivotably connecting in opposition, at least one pair of half funicular arched trusses, wherein each said half funicular arched truss comprises:a) an exterior vertical member comprising a footing at a bottom end and a structure mount at a top end;
b) a bottom chord member comprising a bottom end of said bottom chord member connected proximal to said exterior vertical member bottom end and a top end of said bottom chord member connected to a bottom port of a four-point intermediate connector, wherein said intermediate connector comprises said bottom port connected to a bottom portion of a connector housing and an outer port, a center port, and an inner port connected to a top portion of said connector housing;
c) a diagonal member comprising a diagonal member bottom end connected to said inner port and a diagonal member top end connected proximal to said exterior vertical member top end;
d) an interior vertical member comprising an interior vertical bottom end connected to said center port and an interior vertical member top end connected to a second said structure mount;
e) a second bottom chord comprising a second bottom chord bottom end connected to said outer port and a second bottom chord top end connected to a bottom port of a second said four-point intermediate connector;
f) a second diagonal member comprising a second diagonal member bottom end connected to an outer port of said second four-point intermediate connector and a second diagonal member top end connect proximal to said interior vertical member top end;
g) a second said interior vertical member comprising a second interior vertical bottom end connected to a center port of said second four-point intermediate connector and a second interior vertical top end connected to a third said structure mount;
h) a third bottom chord comprising a third bottom chord bottom end connected to an outer port of said second four-point intermediate connector and a third bottom chord top end connected to a bottom port of a third said four-point intermediated connector;
i) a third diagonal member comprising a third diagonal member bottom end connected to an inner port of a third four-point intermediate connector and a third diagonal member top end connected proximal to said second interior vertical top end;
j) a third said interior vertical member comprising a third interior vertical member bottom end connected to a center port of said third four-point intermediated connector and an interior vertical member top end connected to a fourth said structure mount;
k) a fourth said bottom chord comprising a fourth bottom chord bottom end connected to an inner port of said third four-point intermediate connector and a fourth bottom chord top end connected to a truss joiner; and
l) a horizontal member connected to said truss joiner and connected proximal to said third interior vertical member top end and connected proximal to said second interior vertical member top end and connected proximal to first interior top end and connected proximal to said exterior vertical top end;
wherein one said half funicular arched truss detachably or pivotably connects to another said half funicular arched truss by detachably or fixedly connecting each said truss half funicular arched truss to a truss joiner in opposition to form a funicular truss scaffold, wherein said truss joiner is a solid plate or a hinged plate, wherein when in a detached or pivoted state storage and transporting a plurality of said half funicular arched trusses is simplified.

US Pat. No. 11,028,602

SUSPENDED SCAFFOLDING SYSTEM

1. A method for stabilizing a suspended scaffolding system against a structure, the method comprising:coupling an attachment system to a surface of the structure;
mounting a suspended working platform having a counterweight to the attachment system such that the counterweight is movable between a first position and a second position;
moving the counterweight from the first position in which a center of gravity of the scaffolding system is positioned in a vertical plane of the attachment system and the scaffolding system is in an equilibrium state to the second position in which the center of gravity of the scaffolding system is displaced away from the vertical plane of the attachment system and the scaffolding system is in a nonequilibrium state; and
securing the counterweight in the second position while preventing a return of the suspended working platform center of gravity to the first position in the vertical plane of the attachment system by using an adjustable bumper between the suspended working platform and the structure; and
stabilizing the suspended working platform against the structure by maintaining the center of gravity being not in the vertical plane of the attachment system and utilizing a restoring gravity force to push the suspended working platform towards the structure.

US Pat. No. 11,028,601

TILE SPACER

ME INNOVATIONS PTY LTD, ...

1. A tile spacer for spacing tiles on a substrate, the tile spacer comprising:(a) a base for engaging a bottom surface of tiles to be spaced on the substrate; and
(b) a stem projecting upwardly from the base, the stem having two oppositely facing surfaces, the stem comprising a tile alignment portion comprising (i) the two oppositely facing surfaces and (ii) two projections extending in opposite directions from the surfaces and spaced above the base, with one projection extending from one oppositely facing surface and the other projection extending from the other oppositely facing surface, so that the tile alignment portion defines a cross-shaped profile in transverse section, wherein the cross-shaped profile defines corners for positioning corners of four tiles on the substrate, and wherein at least one of the surfaces of the tile alignment portion includes a recessed area that is set-back relative to a main plane of the surface and one of the projections extends from the recessed area; and
wherein, in use, none, one or both of the projections can be removed from the tile alignment portion so that the tile alignment portion can be adapted for use with four, three or two tiles respectively to space apart at least two adjacent tiles depending on whether one or both projections are removed, and
wherein any residual material of the projection or projections that is not removed with the projection or projections and extend from the tile alignment portion is at least substantially confined within the recessed area or areas and minimises or avoids altogether interference with laying tiles on the substrate.

US Pat. No. 11,028,600

COMBINATION TOOL HAVING VARIOUSLY CONFIGURED IMPLEMENTS FOR SPREADING MATERIALS

1. A combination tool apparatus for selectively stowing and deploying a plurality of variously configured implements for spreading materials, the apparatus comprising:a housing defining a coupling end portion and including first and second plate members extending longitudinally from said coupling end portion to define a stowage compartment therebetween;
a blade set including a plurality of blade members each defining a spreading portion, said spreading portions of different blade members being variously configured relative to one another, each of said blade members being angularly displaceable between stowed and deployed positions with respect to said housing, each said blade member in the stowed position being disposed substantially within the stowage compartment of said housing and in the deployed position having at least a portion thereof extending outward from the stowage compartment; and,
a coupling member disposed at said coupling end portion of said housing to pivotally couple said blade members for angular displacement thereabout between the stowed and deployed positions, wherein said blade members are biased to remain in the stowed position;
wherein said coupling member is removably passed through said first and second housing plate members and said blade set disposed therebetween, said coupling member including a head portion engaging said first housing plate member and a pivot shaft extending axially beyond said second housing plate member;
wherein a locking member releasably engages a terminal end of said pivot shaft to capture the blade set between said first and second housing plate members in adjustable force fit manner.

US Pat. No. 11,028,599

ARTIFICIAL STONE CONSTRUCTION MATERIAL AND METHOD OF MAKING

1. An artificial stone building slab comprising:a color layer made up of at least one colored cement mix, comprised of stone powder, cement, pigment and a glue, the color layer configured for placement on a vertical wall surface facing away from the vertical wall surface;
a metal mesh layer embedded between the color layer and a backing layer;
the backing layer adjacent to the metal mesh layer, configured for placement against the vertical wall and made up of a stone mix comprised of half stone powder and half stone pieces less than ? inch in size; and
with the artificial stone building slab having flexibility to allow at least 1¼ inches of flex in a 48-inch piece, and a density of approximately 4 pounds per square foot, and a hardness of greater than Mohs 3 to allow sanding of the slab, and the slab being sufficiently resilient to allow nailing without cracking.

US Pat. No. 11,028,598

DRY-CAST LIGHTWEIGHT VENEER BLOCK, SYSTEM, AND METHOD

Anchor Wall Systems Limit...

1. A block comprising:a dry cast mixture comprising 35-45% by weight lightweight aggregate and 25-35% by weight fine sand and resulting in a dry cast veneer block having a weight less than or equal to 15 lb/ft2.

US Pat. No. 11,028,597

MAGNETIC FASTENER TECHNOLOGY FOR WALLBOARD PANELS

UNITED STATES GYPSUM COMP...

1. A fastener configured for securing magnetized items to a wallboard panel, comprising:a fastener body having a first side and an opposite second side, a counter-sunk throughbore extending from said first side to said second side, said first side of said fastener body has a width and said fastener body has a thickness defined by a distance between said first side and said second side, wherein said width of said first side is greater than said thickness;
said body having a tapered peripheral edge; and
a layer of wallboard joint tape secured to said first side of said fastener body prior to installing the fastener in the wallboard panel.

US Pat. No. 11,028,596

FAçADE SYSTEM

1. A plank for an extruded plank façade system comprising a plurality of such planks as cladding suitable for a vertical walling structure, the plank being of the type comprising a facia, a joining lip, and an attachment hook structure,wherein the joining lip is recessed behind the facia and extends along a side of the facia to be at least partially overlapped by an adjacent facia of another plank to be provided and to define at least part of a joint groove between the facia and the adjacent facia,
wherein the attachment hook structure extends back behind the facia to allow the plank to engage, via the attachment hook structure, a retainer fixed to the walling structure,
wherein the plank further comprises a rail to at least partially conceal the attachment hook structure, and
wherein the joining lip comprises a plurality of alignment features for positioning another retainer to be provided, the other retainer to be engaged by an adjacent plank,
wherein the alignment features are arranged on the joining lip, and wherein each alignment feature permits a tight seating with said other retainer at different distances from the facia, such that aligning the other retainer with any one of the alignment features defines an interstitial distance of the joint groove between the facia and the adjacent facia.

US Pat. No. 11,028,595

SYSTEMS AND METHODS FOR ATTACHING FABRIC PANELS TO STRUCTURES

ENGINEERING SERVICES AND ...

1. A system for attaching fabric panels to a structure, the system comprising:a support fixed to a structural profile associated with the structure, wherein the support extends transversely from a surface of the structural profile;
a first keder rail including at least one elongated keder channel and a first mounting arm, wherein the first mounting arm comprises a mounting face adapted to operatively engage the support, the first mounting arm further comprising at least one mounting aperture that penetrates the mounting face;
one or more fasteners sized to extend through the at least one mounting aperture and the support to secure the first mounting arm and the structural profile with one another, whereby the one or more fasteners are selectively adjustable in a manner that draws the first mounting arm and support toward one another from a slackened position, whereby the first mounting arm and support are spaced-apart from one another, to a tensioned position, whereby the first mounting arm and support are positioned against one another;
a second keder rail comprising a second mounting arm;
a first alignment channel operatively coupled with the first mounting arm, wherein the first alignment channel has an elongated opening in a side parallel to a length of the first keder rail;
a second alignment channel operatively coupled with the second mounting arm, wherein the second alignment channel is open along its side; and
an alignment element configured to be positioned in the first alignment channel and the second alignment channel to align the first keder rail with the second keder rail.

US Pat. No. 11,028,594

SOFFIT PANEL ATTACHMENT SYSTEM

James Hardie Technology L...

1. A soffit lining system, comprising:a first soffit panel attachment device coupled to a building substrate, the first soffit panel attachment device comprising a first attachment surface lying adjacent to the building substrate, a first central portion perpendicular to the building substrate and coupled to the first attachment surface at a first end of the first central portion, and a first plurality of flanges extending from the first central portion at a second end of the first central portion opposite the first end, the first plurality of flanges disposed parallel to the first central portion to form a first U-shaped channel aligned with the first central portion and opening away from the building substrate;
a second soffit panel attachment device coupled to a framing member spaced outwardly from the building substrate, the second soffit panel device comprising a second attachment surface lying adjacent to the framing member, a second central portion parallel to the first central portion and coupled to the second attachment surface at a first end of the second central portion, and a second plurality of flanges extending from the second central portion at a second end of the second central portion opposite the first end, the second plurality of flanges disposed parallel to the second central portion to form a second U-shaped channel aligned with the second central portion and opening toward the first U-shaped channel, wherein the second soffit panel attachment device comprises a plurality of openings extending through the second central portion; and
a soffit panel having a substantially planar surface comprising a first edge and a second edge opposite the first edge, the soffit panel disposed at least partially within the first and second U-shaped channels, the first edge being disposed within the first U-shaped channel and resting on one of the first plurality of flanges, the second edge being disposed within the second U-shaped channel and resting on one of the second plurality of flanges, such that the first and second soffit panel attachment devices support the soffit panel along a length of the soffit panel.

US Pat. No. 11,028,593

SIDE OUTLET DEVICE FOR A BOX GUTTER RAINHEAD

1. A side outlet device, suitable for use in an overflow assembly including a combination of the side outlet device and a rainhead, the overflow assembly mountable, in relation to a roof area, adjacent to an outer a wall of a building, the side outlet device to be in communication with the rainhead, the rainhead to be mounted on an external side of the wall opposite box guttering extending along an interior side of the wall, whereby water flowing from the roof area and along the box guttering is able to pass, in turn, through the side outlet device and the overflow device to a downpipe of the building, the side outlet device comprising:an elongate body extending between first and second opposite ends of the body, the body formed by at least two sections adapted for sealable longitudinal inter-fitting, the at least two sections including a first end section at the first end of the body and a second end section at the second end of the body, the body including:
a first side wall extending along a first side of the body;
a second side wall extending along a second side of the body opposite the first side; and
a base wall extending between the first and second side walls, the first side wall, the second side wall, and the base wall defining an open-topped channel extending between the first and second end sections, the open-topped channel having a U-shaped cross-section;
the first end section having a form of a box gutter end section adapted for communication with the rainhead;
the second end section including:
a lateral wall extending across the channel transverse to the first and second side walls; and
a U-shaped lateral inlet defined in at least one of the first side wall or the second side wall, the inlet having a lower edge spaced apart from the base wall of the body; and
a flange adjacent a peripheral edge of the inlet to facilitate lateral connection of the inlet to an end outlet of the box guttering to enable water to flow from the box guttering laterally into the channel and then flow longitudinally from the second section of the body to and through the first section of the body, and into the rainhead.

US Pat. No. 11,028,592

POLYMER MODIFIED ASPHALT ROOFING MATERIAL

Owens Corning Intellectua...

1. A roofing shingle comprising:a substrate;
a polymer and secondary additive modified asphalt coating on the substrate;
wherein the polymer and secondary additive modified asphalt coating comprises:
62 wt. % to 80 wt. % of a filler based on the total weight of the polymer and secondary additive modified asphalt coating;
an asphalt having a softening point of 60° F. to 130° F.;
2.0 wt. % to 7.0 wt. % of a polymer additive based on the total weight of the non-filler portion of the polymer-modified asphalt coating;
1.6 wt. % to 3.0 wt. % of a secondary additive based on the total weight of the non-filler portion of the polymer and secondary additive modified asphalt coating;
wherein the polymer and secondary additive modified asphalt coating has a softening point in the range of 200° F. to 230° F.; and a penetration at 77° F. in the range of 17 dmm to 40 dmm;
a strip of nail zone reinforcement material adhered to the polymer and secondary additive modified asphalt coating; and
roofing granules on the polymer and secondary additive modified asphalt coating;
wherein a nail pull-through resistance through a 2.0 inch diameter hole of the shingle with the polymer and secondary additive modified asphalt coating is greater than a nail pull-through resistance through a 2.0 inch diameter hole of an otherwise identical shingle having the same nail zone reinforcement material and a conventional oxidized asphalt without the secondary additive and without the polymer additive.

US Pat. No. 11,028,591

POLYMER MODIFIED ASPHALT ROOFING MATERIAL

Owens Corning Intellectua...

1. A roofing shingle comprising:a substrate;
a polymer and secondary additive modified asphalt coating on the substrate;
wherein the polymer and secondary additive modified asphalt coating comprises:
62 wt. % to 80 wt. % of a filler based on the total weight of the polymer and secondary additive modified asphalt coating;
an asphalt having a softening point of 60° F. to 130° F.;
2.0 wt. % to 7.0 wt. % of a polymer additive based on the total weight of the non-filler portion of the polymer and secondary additive modified asphalt coating;
1.6 wt. % to 3.0 wt. % of a secondary additive based on the total weight of the non-filler portion of the polymer and secondary additive modified asphalt coating;
wherein the polymer and secondary additive modified asphalt coating has a softening point in the range of 200° F. to 230° F.; and a penetration at 77° F. in the range of 17 dmm to 40 dmm;
a strip of nail zone reinforcement material adhered to the polymer and secondary additive modified asphalt coating; and
roofing granules on the polymer and secondary additive modified asphalt coating;
wherein a longitudinal adhesion of the strip of nail zone reinforcement material to the polymer and secondary additive modified asphalt coating is at least 20% greater than a longitudinal adhesion of an otherwise identical shingle having the same strip of nail zone reinforcement material and a conventional oxidized asphalt without the secondary additive and without the polymer additive.

US Pat. No. 11,028,590

ROOFING SYSTEM WITH CHANGEABLE DECORATIVE ELEMENTS

Building Materials Invest...

1. A roofing system comprising:a roof deck or substrate;
a plurality of roofing panels attached in series along the roof deck or substrate, each roofing panel having a selected decorative appearance and comprising:
a base layer including plywood, oriented strand board, structural insulated panels, metal, standing seam panels, cement, quartz, foam panels, polymers, or combinations thereof;
a performance layer overlying the base layer, the performance layer configured to provide one or more performance characteristics to the roofing system, including waterproofing, water shedding, impact resistance, wind resistance, fire resistance, microbial or algae resistance, and/or combinations thereof; and
a decorative layer overlying the performance layer, the decorative layer having at least one aesthetic characteristic selected and configured to provide the selected decorative appearance to the roofing panel;
wherein the decorative layer is selectively removable from the performance layer and replaceable with another decorative layer without substantially modifying the one or more functional characteristics of the performance layer so that the aesthetic characteristics imparted to the roofing panel by the decorative layer can be altered to alter or maintain the decorative appearance of the roofing panel without removal and/or replacement of the roofing panel or the performance layer or the base layer.

US Pat. No. 11,028,589

SHINGLE WITH REINFORCEMENT MEMBER

Owens Corning Intellectua...

1. A roofing shingle comprising:an overlay sheet including a headlap portion and a tab portion, wherein the overlay sheet has an overlay sheet height;
an underlay sheet secured to a bottom surface of the overlay sheet such that a region of the underlay sheet overlaps a region of the headlap portion of the overlay sheet, wherein the underlay sheet has a height equal to approximately half of the overlay sheet height; and
a reinforcement material secured to a top surface of the headlap portion of the overlay sheet, wherein the reinforcement material is configured to improve nail pull-through, wherein the reinforcement material extends beyond the overlapping regions of the headlap portion and the underlay sheet.

US Pat. No. 11,028,588

REBAR COUPLER

N C COUPLER LLC, Irvine,...

1. A rebar coupler comprising:a housing which is a cylindrical hollow body having at one end a first opening for receiving a first rebar, at the other end a second opening for receiving a second rebar, to connect the first rebar and the second rebar, and a partition disposed at a center thereof to divide the ends having the first and second openings;
a mounting member inserted in each end of the housing and receiving the corresponding first and second rebars therein;
a plurality of coupling members slidably disposed on the corresponding mounting member and being brought into contact with an outer peripheral surface of the corresponding inserted first and second rebars to prevent the first and second rebars from moving out from the rebar coupler;
a resilient member configured to apply a restoring force to the coupling members so that the coupling members slid by the first and second rebars inserted in the corresponding mounting member are returned to an original position; and
a cover fastened to both ends of the housing to prevent the mounting member and the coupling members from moving out from the housing due to a tensile force of the first and second rebars,
each mounting members having a plurality of guide portions for guiding sliding movement of the coupling members along an inserting direction of the corresponding first and second rebars, a flange connecting ends of the guide portions, and a contact portion protruding from the flange towards the coupling members.

US Pat. No. 11,028,587

CONCRETE STRUCTURE BODY AND MANUFACTURING METHOD THEREOF

SUMITOMO ELECTRIC INDUSTR...

1. A concrete structure body comprising:a first concrete member having a first reinforcing steel and a first facing surface;
a second concrete member having a second reinforcing steel and a second facing surface and disposed such that the first facing surface and the second facing surface face each other;
a connection portion that fills a gap between the first facing surface and the second facing surface; and
a plurality of tendons disposed in the connection portion to extend along the first facing surface and the second facing surface and to which a tensile force is applied in a longitudinal direction, wherein:
the first reinforcing steel and the second reinforcing steel are disposed such that first portions thereof are embedded in the first concrete member and the second concrete member, respectively, and loop portions, which are second portions thereof, project from the first facing surface and the second facing surface, respectively,
the first reinforcing steel projects toward the second facing surface and the second reinforcing steel projects toward the first facing surface,
in the longitudinal direction of the plurality of tendons, the first reinforcing steel and the second reinforcing steel project, at positions that differ from each other, from the first facing surface and the second facing surface, respectively,
the first reinforcing steel and the second reinforcing steel are disposed such that, in plan view in a direction along the longitudinal direction of the plurality of tendons, the first reinforcing steel and the second reinforcing steel that respectively project from the first facing surface and the second facing surface overlap each other,
end portions of the first facing surface and the second facing surface on a side of a first concrete member second face and a second concrete member second face project,
compared with the side of the first concrete member second face and the second concrete member second face, a distance between the first facing surface and the second facing surface is larger on a side of a first concrete member first face and a second concrete member first face,
in a region in which the distance between the first facing surface and the second facing surface is larger, the first reinforcing steel and the second reinforcing steel project from the first facing surface and the second facing surface, respectively,
the plurality of tendons includes three tendons in the connection portion, and
among the three tendons, two tendons extend through an inside the loop portions of the first reinforcing steel and the second reinforcing steel, and one tendon extends through an outside of the loop portions of the first reinforcing steel and the second reinforcing steel.

US Pat. No. 11,028,586

STRUCTURAL MEMBER CONNECTION SYSTEM

FRAZIER INDUSTRIAL COMPAN...

1. A storage rack system constructed to support pallets loaded with goods, comprising:a horizontal beam extending in a horizontal direction, the horizontal beam having a vertical wall extending in a vertical direction, a height in the vertical direction of about 3 inches or about 4 inches and a bolt receiving hole through the vertical wall;
a structural support having a first end, a second end, and a supportive portion therebetween, the supportive portion having a first end portion, a second end portion and a central portion therebetween, the first end portion extending from the central portion to a connection end, and a connection flange extending in a downward direction from the connection end, the connection flange having a first and a second bolt receiving hole therethrough, each a different distance from a junction of the connection end of the first end portion to the connection flange, and the first hole through the connection flange overlaps the hole through the vertical wall when the vertical wall is 3 inches and the second hole through the connection flange overlaps the hole through the vertical wall when the vertical wall is 4 inches;
a bolt attaching the structural support to the horizontal beam, the bolt having a threaded portion, a head portion, and a key structure between the threaded portion and the head portion, the bolt extending through the bolt receiving hole of the horizontal beam and the connection flange;
the bolt receiving hole through the horizontal beam or the connection flange having a locking shape to engage the key structure and resist twisting of the bolt with respect to the locking shaped hole; and
the key structure configured to interlock with the locking shaped bolt receiving hole through the connection flange or the horizontal beam and resist rotation of the bolt with respect to the connection flange or horizontal beam.

US Pat. No. 11,028,585

BRIDGE TUBE SUPPORT

SUKUP MANUFACTURING CO., ...

1. A floor support system for a grain bin, comprising:a pair of floor supports;
the pair of floor supports positioned within a hollow interior of a grain bin;
the pair of floor supports placed on a foundation of the grain bin in spaced relation to one another;
a support member;
the support member placed on top of and extending between the pair of floor supports;
a holding member;
the holding member placed over the support member;
an elevated floor placed on the pair of floor supports;
wherein the holding member holds the support member in place on the pair of floor supports; and
wherein the support member provides bridging support for the elevated floor between the pair of floor supports; and
wherein the holding member includes flanges or tabs adjacent outward ends of the holding member that define one or more slots or grooves that receive a lip of an upper member of the pair of floor supports thereby forming a locking engagement between the holding member and the pair of floor supports.

US Pat. No. 11,028,584

CONNECTION APPARATUS AND METHOD

Christie Lites Enterprise...

1. A connection apparatus to attach a first object having a first back surface and a first attachment surface to a second object having a second back surface and a second attachment surface, the connection apparatus comprising:a first connection segment to mount on the first back surface, wherein the first connection segment includes an aperture;
a second connection segment to mount on the second back surface; and
a fastener retained by the aperture of the first connection segment, wherein the fastener is to engage the second connection segment to mate the first attachment surface with the second attachment surface,
wherein the fastener is a bolt, the bolt including a head, a threaded end, and a shank between the head and the threaded end, and
wherein the aperture is dimensioned to be larger than the shank and smaller than the head and the threaded end.

US Pat. No. 11,028,583

BOARD PANEL

1. A board panel comprising:a rectangular top of three or more stacked layers, wherein at least two layers are a hard material and at least one layer is a soft elastic pressure absorbing and sound absorbing material;
a front face layer and a back face layer are layers of a hard material in which slits are provided in parallel with a vertical side of said rectangular top;
said slits have a length of ½ to ¾ of said vertical side, and one end thereof touches the horizontal side of said rectangular top; and
said slits include one type in which one end thereof touches an upper horizontal side of said rectangular top, forming upper slits, and another type in which one end thereof touches a lower horizontal side of said rectangular top, forming lower slits,
said slits have a depth that do not penetrate through the board panel,
wherein said slits provided on the front face layer alternate between slits touching the upper horizontal side and slits touching the lower horizontal side of said rectangular top,
said slits provided on the back face layer alternate between slits touching the upper horizontal side and slits touching the lower horizontal side of said rectangular top, and
wherein said front face layer and said back face layer alternate between slits touching the upper horizontal side and the lower horizontal side.

US Pat. No. 11,028,582

METHOD OF FORMING A DECORATIVE CONCRETE STRUCTURE

1. A method of forming a decorative concrete slab having a smoothed exposed surface, comprising:pouring a concrete mixture over a subgrade, the concrete mixture having sand particles therein and defining an exposed top surface when poured;
allowing the concrete mixture to harden, such that sand particles at the exposed top surface are integrated into the hardened concrete mixture to define an unevenness of the exposed top surface; and
moveably applying an abrasive member over the exposed top surface to remove certain ones of the sand particles integrated therein to reduce the unevenness of the exposed top surface.

US Pat. No. 11,028,581

FACE COATING FOR ACOUSTICAL MONOLITHIC CEILINGS

AWI Licensing LLC, Wilmi...

1. A coated acoustic building material comprising:a body comprising a first major surface opposite a second major surface;
a coating having an upper surface opposite a lower surface, the lower surface of the coating facing the first major surface of the body, the coating comprising:
polymeric binder having a glass transition temperature less than 0° C.; and
a filler;
wherein the coating is present as coalesced particles atop the first major surface in an amount ranging from about 210 g/m2 to about 1,300 g/m2.

US Pat. No. 11,028,580

DECK FRAME WITH INTEGRAL ATTACHMENT TABS

Fortress Iron, LP, Garla...

9. A perimeter support member, comprising:a web wall;
a joist support wall extending generally perpendicularly from the web wall, the web wall having a plurality of spaced apart joist attachment features, each one of the plurality of spaced apart joist attachment features further comprising:
a slot defined by the web wall, the slot having a width, a first perimeter edge extending a height of the slot and a second perimeter edge disposed opposite the first perimeter edge and extending the height of the slot;
an upper vertical attachment tab extending from the first perimeter edge a first distance generally equal to the width of the slot at a first angle with respect to the web wall;
a lower vertical attachment tab extending from the second perimeter edge of the slot the first distance and forming a second angle with respect to the web wall;
a first horizontal tab extending from a third perimeter edge of the slot and a second horizontal tab extending from a fourth perimeter edge of the slot; and
wherein the first angle and the second angle are each in a range of 60°-90°.

US Pat. No. 11,028,579

DEMOUNTABLE WALL SYSTEM WITH REMOVABLE COVER

OLDCASTLE BUILDINGENVELOP...

1. A demountable wall system comprising:a frame component;
a cover removably coupled to the frame component, the cover comprising a cover body and a frame engagement piece extending outwards from the cover body; and
a biasing device, wherein the biasing device contacts both the frame component and the cover and is configured to bias the cover such that the frame engagement piece engages the frame component.

US Pat. No. 11,028,578

INSULATION PANELS WITH PERFORATED FACERS

Quik-Therm Insulation Sol...

1. A system, comprising:an exterior insulation panel configured to be positioned in an exterior building envelope of a building in an installed position and placed externally over a framed wall of said building envelope, the insulation panel having an interior face configured to face toward an interior space of the building in the installed position in the building envelope, an exterior face lying opposite the interior face configured to face away from the interior space of the building in the installed position in the building envelope, and a foam core laminated with a perforated interior facer at the interior face of the panel,
wherein the exterior insulation panel is further characterized by:
a set of raised longitudinal ribs residing at spaced intervals across the interior face, said longitudinal ribs being of raised profile relative to said interior face such that placement of said longitudinal ribs against an outer side of the framed wall of the building defines an open drainage space located between said framed wall and said exterior insulation panel at an area of the interior face between said raised longitudinal ribs;
perforations in the perforated interior facer that are located at said area between said raised longitudinal ribs, and that enable, during moisture rich conditions, migration of excess moisture from said drainage space into the foam core in order to temporarily hold said additional excess moisture within the foam core until relaxation of said moisture rich conditions; and
furring strips that are partially recessed into, or embedded within, the exterior face of the insulation panel at spaced intervals thereacross in positions partially protruding from said exterior face, wherein exterior cladding is placed against said furring strips and an air cavity is delimited between the exterior cladding and the exterior face of the insulation panel and at an area of the exterior face between said furring strips,
wherein the exterior insulation panel resides in the installed position placed over the framed wall with the interior face of the insulation panel facing inwardly toward said interior space of the building and said exterior face facing outwardly away from said interior space of the building, said drainage space is left open between the interior face of the insulation panel and the framed wall, and said perforations in the perforated interior facer are open to said drainage space.

US Pat. No. 11,028,577

AUXETIC EXPANSION JOINT SEAL

Schul International Co., ...

1. A fire-resistant, water-resistant and vapor permeable expansion joint seal, comprising:a plurality of foam members, at least one of the plurality of foam members being auxetic, and an intumescent member,
the intumescent member having a lateral cross section presenting a wave-like profile,
the intumescent member having an intumescent member spring force,
the intumescent member interspersed between two of the plurality of foam members.

US Pat. No. 11,028,576

LIFT AND FILL CONCRETE RAISING SYSTEM

1. A system for lifting a concrete slab, comprising:a first lifting jack and a second lifting jack;
a first slip tube secured to a top of the first lifting jack;
a second slip tube secured to a top of the second lifting jack;
a lifting bar having a first end extending through the first slip tube and a second end extending through the second slip tube;
a first lifting tube around the first end of the lifting bar between the first slip tube and the second slip tube;
a second lifting tube around the second end of the lifting bar between the first slip tube and the second slip tube;
a first lifting bracket connected to the first lifting tube;
a second lifting bracket connected to the second lifting tube;
an expandable foam storage source; and
a flexible tube connected to the expandable foam storage source for directing foam below a concrete slab to be lifted by the concrete lifting system.

US Pat. No. 11,028,575

METHOD AND SYSTEM FOR COLLAPSIBLE WALL FRAME WITH SPACERS THAT PRE-DETERMINE PLACEMENT OF STRUCTURAL COMPONENTS

Pre Framing Corp, Berkel...

1. A process for assembling a wall frame, said process comprising:physically separating a plurality of structural frame components that are or had been adjacent one another, by unfolding at least one spacer coupled to each of said structural frame components,
positioning said structural frame components apart from one another by distances defined by lengths of said at least one spacer, wherein said at least one spacer is flexible and wherein unfolded lengths of said at least one spacer depend upon designed spacing between said structural frame components in said wall frame,
affixing a horizontal top plate and bottom plate as further structural frame components to opposed longitudinal ends of said plurality of structural frame components,
wherein at least one of said plurality of structural frame stud components includes markings at cut locations prior to said physically separating, and
after said physically separating, completely cutting said plurality of structural frame components at said cut locations thereby producing shortened portions of said structural frame stud components, wherein said structural frame components have different lengths and comprises
forming said wall frame by arranging some of said shortened portions orthogonal to other of said structural frame components.

US Pat. No. 11,028,574

STEEL-PLATE-ENCASED PRECAST CONCRETE COLUMN FOOT JOINT AND CONSTRUCTION METHOD THEREFOR

1. A steel-plate-coated assembled concrete column-base joint, comprising a prefabricated-reinforced-concrete column (2) at an upper portion and a reinforced-concrete foundation (1) at a lower portion that are vertically correspondingly spliced, the prefabricated-reinforced-concrete column (2) being pre-buried with an internal-to-column longitudinal bar (4), an internal-to-column stirrup (5) and a grouting sleeve device (6) that are circumferentially evenly distributed along a column body, the reinforced-concrete foundation (1) being pre-buried with a foundation anchoring-insertion steel bar (12), the foundation anchoring-insertion steel bar (12) being connected to the internal-to-column longitudinal bar (4) via a grout-injection material (13) filling the grouting sleeve device (6), and a splicing seam between the reinforced-concrete foundation (1) and the prefabricated-reinforced-concrete column (2) being filled with the grout-injection material (13),wherein the joint further comprises a coating-steel-plate sleeve (7) that is integrally prefabricated with the concrete column and encloses an exterior of a column base, a top end of the coating-steel-plate sleeve (7) is below a grout-injection hole and a grout exiting hole of the grouting sleeve device, a gap is between a bottom end of the coating-steel-plate sleeve (7) and an upper surface of the foundation, and an outside of the gap is provided with a plugging material (3), and
the joint further comprises an annular rib plate (8) all of whose edges are horizontally and seamlessly connected to an inner wall of the coating-steel-plate sleeve (7) and whose middle portion is provided with a rib-plate opening (81), the annular rib plate (8) is located at a bottom of the coating-steel-plate sleeve and is above the bottom end of the coating-steel-plate sleeve (7) to leave a steel-plate-cylinder rim, the steel-plate-cylinder rim, the annular rib plate (8), the plugging material (3) and the upper surface of the foundation form a closed splicing-seam cavity, the annular rib plate is provided with a sleeve opening (82) that matches with the grouting sleeve device (6), the grouting sleeve device (6) sequentially passes through the sleeve opening (82) and protrudes into the splicing-seam cavity, a bottom side face of the grouting sleeve device (6) flushes with a bottom side face of the coating-steel-plate sleeve (7), and the splicing-seam cavity is filled with the grout-injection material (13).

US Pat. No. 11,028,573

SERRATED BEAM

Novel Structures, LLC, T...

1. A structural member spanning one or more structural supports, the structural member comprising:a serrated horizontal top flange member operably coupled to one or more vertical web member, said serrated horizontal top flange member comprising a plurality of serrations arranged in a spaced apart manner on the serrated horizontal top flange member and defining a plurality of voids between adjacent serrations of the plurality of serrations;
wherein each of the plurality of serrations comprises a head portion, and a shaft portion and wherein said serrations are co-planar with said horizontal top flange member, and said plurality of voids each have a shape that is substantially a mirror image of a shape of each of said plurality of serrations;
wherein a width of the head portion measured in a direction parallel to a long axis of said structural member is greater than a width of the shaft portion measured in the direction parallel to the long axis of said structural member, and wherein each of said shaft portions have a first substantially linear side and a second substantially linear side, and each of said head portions have a first substantially linear side and a second substantially linear side.

US Pat. No. 11,028,572

SYSTEM AND METHOD FOR PRIMARILY ERECTING CURVILINEAR BUILDINGS USING A PLURALITY OF INTERCONNECTED STRUCTURAL TUBES/SANDWICH PANELS

1. A free standing curvilinear structure comprising:at least one structural tubing;
wherein the tubing comprises a lining comprising a lining material;
wherein the lining is pre-manufactured as being saturated with the lining material and as being substantially flexible before inflation and curing of the lining material; and
wherein after inflation and curing of the lining material, the lining comprises a solid foam material having a shape.

US Pat. No. 11,028,571

AERATED CONCRETE-HYBRID CONSTRUCTION ELEMENT

1. An aerated concrete hybrid construction element with outer surfaces which extend along either side of a plane of the construction element, comprising:multiple support structure profiles that are parallel and mutually spaced apart from one another, each of the support structure profiles comprising a rib arranged transversely to the plane of the construction element, each rib having two support structure limbs which extend away from the rib in a direction parallel to the plane of the construction element, wherein the support structure profiles extend through an entire length of the construction element;
wherein the support structure limbs of the support structure profiles are embedded into an aerated concrete layer which extends over an extent of the support structure limbs along the plane of the construction element, the aerated concrete layer is formed from at least two aerated concrete shells, and a first support structure limb of each rib is enclosed in a first concrete shell of the at least two aerated concrete shells and a second support structure limb of each rib is enclosed in a second concrete shell of the at least two aerated concrete shells, and
wherein a bulk density of the first concrete shell is higher than that of the second concrete shell, and both the first and second concrete shells take over a portion of a static load assumption function of the construction element, wherein the first concrete shell with higher bulk density takes over a greater portion of the static load assumption function than the second concrete shell, and the second concrete shell with lower bulk density is assigned a primarily insulating function compared to the portion of the static load assumption function assigned to the second concrete shell.

US Pat. No. 11,028,570

SYSTEMS, APPARATUS, AND METHODS FOR MAINTENANCE OF STORMWATER MANAGEMENT SYSTEMS

ADVANCED DRAINAGE SYSTEMS...

13. A flared end ramp and end cap apparatus for a stormwater chamber, the apparatus comprising:a flared end ramp comprising an inlet end configured for connection with a pipe, an outlet end configured for placement within the stormwater chamber, and an inclined surface extending between the inlet end of the flared end ramp and the outlet end of the flared end ramp, the inclined surface configured to deliver material from the pipe into the stormwater chamber; and
a stormwater chamber end cap having an interior surface configured to delimit a chamber enclosure formed by the stormwater chamber and the end cap.

US Pat. No. 11,028,569

SYSTEMS, APPARATUS, AND METHODS FOR MAINTENANCE OF STORMWATER MANAGEMENT SYSTEMS

ADVANCED DRAINAGE SYSTEMS...

1. A stormwater management system for containing and filtering runoff, the stormwater management system comprising:at least one stormwater chamber configured for placement underground, the stormwater chamber being configured to store runoff and extending between a first end cap with at least one opening and a second end cap;
a flared end ramp configured for placement within the stormwater chamber, the flared end ramp including:
an inlet end configured to receive the runoff from an inlet pipe extending through the at least one opening in the first end cap,
an outlet end configured to distribute the runoff across a width of the stormwater chamber, and
an inclined surface extending continuously between the inlet end and the outlet end of the flared end ramp; and
a filtration fabric configured to be situated beneath at least a portion of the open bottom of the stormwater chamber, wherein the filtration fabric is configured to capture sediment from the runoff in the stormwater chamber while the runoff flows out of the stormwater chamber.

US Pat. No. 11,028,568

DETENTION POND METHOD

1. A method of using a detention pond which will completely drain during non-flooding times to minimize flooding during a flooding event, comprisingproviding a detention pond,
digging said detention pond to a deeper elevation than an elevation of a normal flowing level of an adjacent portion of a river, stream, or bayou proximate said detention pond,
connecting a first end of a drain pipe to a bottom of said detention pond, and
connecting a second end of said drain pipe to said river, stream, or bayou at a downstream location where the normal flowing elevation of said river, stream, or bayou is lower than the normal flowing elevation of said river, stream, or bayou proximate said detention pond,
such that said detention pond will completely drain during non-flooding times and therefore have a greater water storage capacity for a given surface area of real estate that a detention pond dug to the normal flowing elevation of the river, stream, or bayou proximate said detention pond.

US Pat. No. 11,028,567

PLUMBING FIXTURE WITH DRAIN-CASTED JET ORIFICE

Kohler Co., Kohler, WI (...

1. A plumbing fixture, comprising:a sump;
a trapway extending from the sump at an inlet of the trapway; and
a jet orifice disposed within the trapway and through a trapway surface of the trapway at approximately the inlet, wherein the jet orifice defines an angled axis that is oriented upwardly toward an upper portion of the trapway and rearwardly toward an interior of the trapway; and
wherein the jet orifice is configured to direct fluid from a fluid supply source to the trapway.

US Pat. No. 11,028,566

BATHROOM CLEANING ASSEMBLY

1. A bathroom cleaning assembly being configured to discreetly contain and selectively dispense a plurality of cleaning solutions for cleaning a bathroom, said assembly comprising:a housing, said housing having a back wall and a perimeter wall, said perimeter wall having a top side and a bottom side, said housing having a plurality of chambers therein, each of said chambers extending between said top side and said bottom side, said back wall having an aperture extending into an interior of said housing, said plurality of chambers including a vacuum chamber and a plurality of reservoir chambers, said aperture being aligned with said vacuum chamber, said perimeter wall having a vent extending into an interior of said housing wherein said event is configured to pass air therethrough, said vent being aligned with said vacuum chamber;
a handle being slidably coupled to said housing wherein said handle is configured to be gripped;
a pair of wheels, each of said wheels being rotatably coupled to said housing wherein each of said wheels is configured to roll along a support surface;
a plurality of dispensing units, each of said dispensing units being positioned in said housing, each of said dispensing units being configured to contain a fluid;
a plurality of brushes, a selected one of said brushes being selectively and fluidly coupled to a selected one of said dispensing units wherein said selected brushes configured to dispense the fluid from said selected dispensing unit for cleaning the bathroom; and
a vacuum unit being positioned in said housing wherein said vacuum unit is configured to vacuum debris from the bathroom, said vacuum unit comprising a vacuum being removably positioned in said vacuum chamber such that said vacuum is selectively removable through said aperture.

US Pat. No. 11,028,565

FLUID TREATMENT AND DISPOSAL SYSTEM AND METHODS OF USE

SAFE HEALTH SOLUTIONS, LL...

1. A system for treating and disposing of fluid, the system comprising:a basin defined by a bottom portion and at least one basin sidewall that extends upwardly from the bottom portion; the basin including a basin drain, adjacent the bottom portion, through which a fluid may exit the basin, and a drain trap in fluid communication with the basin drain;
an open cavity separated from the basin by the at least one basin sidewall; the open cavity being in open fluid communication with the basin drain and aligned over the drain trap; and
an exhaust port in open fluid communication with the open cavity, the basin drain, and an exhaust system that selectively places a positive draft on the exhaust port and places the open cavity under a negative pressure and exhausts away from the basin.

US Pat. No. 11,028,564

PAUSING HANDSHOWER CRADLE

KOHLER CO., Kohler, WI (...

1. A handshower cradle assembly, comprising:a waterway body;
a handshower cradle coupled to the waterway body; and
an actuator configured to reduce a flow rate of water through the waterway body in response to a handshower being received within the handshower cradle, wherein the actuator comprises an adjustment mechanism configured to allow a user to vary an amount of flow that passes through the handshower when the handshower is in the handshower cradle, wherein the actuator further comprises a plunger, wherein the adjustment mechanism comprises a screw threadably coupled to a distal end of the plunger, and wherein the distal end of the plunger extends outwardly from the waterway body.

US Pat. No. 11,028,563

WATER FAUCET HOUSING

TOTO LTD., Kitakyushu (J...

1. A water faucet housing comprising:an exterior member, a cross-section of which has a longer direction and a shorter direction, a first spout portion extending in an upward-downward direction from a proximal section connection to a mounting surface to which a water faucet is to be mounted, and a second spout portion bent with respect to the first spout portion at an end opposite to the proximal section of the first spout portion to extend in a forward-rearward direction toward a distal section, and forming an exterior of the water faucet housing;
a discharging port for discharging water therefrom positioned at the distal section of the second spout portion;
a water-conducting member for providing fluid communication between the discharging port and a water supply source for supplying water to the discharging port; and
a reinforcement member provided inside the first and the second spout portions of the exterior member, the reinforcement member formed separately from the exterior member and the water-conducting member and comprising a plurality of reinforcement ribs each of which extends in a direction orthogonal to the cross-section of the exterior member and in the shorter direction in the cross-section and extends along the first and second spout portions through the bent section between the first spout portion and the second spout portion such that the reinforcement member is connected to the bent section and reinforces the exterior member,
wherein the water-conducting member is placed between the reinforcement ribs.

US Pat. No. 11,028,562

FAUCET

1. A faucet comprising a shell, a control sleeve, a connecting sleeve, a water-stop unit, a locating unit, and a locking tube;wherein the shell has a partition therein, and a connecting hole axially penetrates through the partition;
wherein the control sleeve secured at the position of the connecting hole comprises an axle hole at one end, and at least a first flow hole is formed around the axle hole;
wherein the connecting sleeve has a tube portion at one end, and an inner thread section is formed at the other end of the connecting sleeve, and at least an O-ring is disposed on the tube portion; the connecting sleeve is inserted into the control sleeve through the tube portion, and the O-ring is abutted against an inner periphery of the control sleeve to achieve the leakproof effect; the tube portion comprises an axial rod hole formed at a central portion thereof, and a plurality of second flow holes are formed around the rod hole; the connecting sleeve has a water-stop ring formed between the rod hole and the inner thread section;
wherein the water-stop unit comprises a front rod, a water-stop plug, and a rear rod formed sequentially, and the front rod of the water-stop unit is adapted to penetrate through the axle hole and the rod hole so as to locate the water-stop plug in the connecting sleeve; the front rod is engaged with a nut at a front end after penetrating through the axle hole; a first spring and a second spring, which are disposed on the front rod, are respectively coupled between the nut and the control sleeve and between the water-stop plug and the connecting sleeve;
wherein the locating unit having an axial sliding hole at a central portion thereof is disposed on the rear rod through the sliding hole, and a plurality of supporting legs protrude from an outer periphery of the locating unit; and
wherein the locking tube is engaged with the inner thread section of the connecting sleeve, and the supporting legs of the locating unit is secured between the locking tube and the connecting sleeve.

US Pat. No. 11,028,561

MANAGING STORAGE OF WATER

Saudi Arabian Oil Company...

14. A method comprising:detecting environmental conditions in vicinities of wells using sensors associated with respective wells, each well being between a surface and an underground formation capable of storing water received from the surface;
coordinating operation of pumps associated with respective wells based on the environmental conditions detected, each pump being configured to force water from a surface, through a well, to an underground formation;
executing a code to estimate a level of fill of the underground formation; and
executing the code to control a first pump that extends to the underground formation to operate at a greater rate than a second pump that extends to the underground formation,
where operation of the pumps is coordinated to control a rate of operation of one or more of the pumps to pump water at greater rates for wells that are subjected to a greater depth of water than for wells that are subjected to a lesser depth of water, and
where controlling a rate of operation of one or more of the pumps comprises selectively adjusting at least one of the speed or output while the pumps are in operation,
where the first pump comprises more unused capacity than the second pump, and
where operation of the pumps is coordinated to control one or more of the pumps to force water into parts of the underground formation that are at or below a predefined level of fill.

US Pat. No. 11,028,560

SWING AUTOMATION FOR ROPE SHOVEL

Joy Global Surface Mining...

1. A mining machine comprising:a bucket that is operable to dig and dump materials and that is positioned via operation of one or more motors;
a motor position sensor associated with the one or more motors;
a display; and
a processor coupled to the display and the motor position sensor, the processor configured to
determine, based on a signal from the motor position sensor during operation of the mining machine, a current position of the bucket,
determine an ideal position of the bucket, and
provide operator feedback, on the display, including the current position determined based on the signal from the motor position sensor and the ideal position;
wherein the display further depicts an ideal path of the bucket, wherein the operator feedback indicates whether movement of the bucket follows the ideal path.

US Pat. No. 11,028,559

SLEWING-TYPE HYDRAULIC WORK MACHINE

KOBELCO CONSTRUCTION MACH...

1. A slewing-type hydraulic work machine comprising:a lower travelling body;
an upper slewing body mounted on the lower travelling body so as to be capable of being slewed;
a work device mounted on the upper slewing body, the work device including a boom connected to the upper slewing body so as to be capable of being raised and lowered;
a slewing motor formed of a variable displacement type hydraulic motor and operated by hydraulic oil supplied to the slewing motor to slew the upper slewing body in response to the supply of the hydraulic oil;
a boom actuator that is operated by hydraulic oil supplied to the boom actuator to raise and lower the boom;
an oil pressure supply device including at least one hydraulic pump that discharges hydraulic oil to be supplied to the variable displacement type hydraulic motor and the boom actuator, the at least one hydraulic pump including a distribution pump that is connectable to both the slewing motor and the boom actuator to distribute the hydraulic oil to the slewing motor and the boom actuator;
a slewing control device configured to control a direction and a flow rate of the hydraulic oil supplied from the oil pressure supply device to the slewing motor in accordance with a slewing command operation that is applied to the slewing control device for slewing the upper slewing body;
a boom control device configured to control a flow rate of the hydraulic oil supplied from the oil pressure supply device to the boom actuator in accordance with a boom raising command operation that is applied to the boom control device for actuating the boom in a rising direction;
a boom raising working pressure detection unit that detects boom raising working pressure corresponding to pressure of the hydraulic oil supplied from the oil pressure supply device to the boom actuator to drive the boom in a rising direction; and
a capacity control device configured to control a slewing motor capacity that is a capacity of the slewing motor based on the boom raising working pressure detected by the boom raising working pressure detection unit during a performance of a slewing and boom-raising operation in which the slewing command operation is applied to the slewing control device and the boom raising command operation is applied to the boom control device, simultaneously, wherein:
the capacity control device includes a distribution factor correspondence value detection unit that detects an actual slewing distribution factor correspondence value that is a value that increases and decreases correspondingly to a slewing energy distribution factor that is a ratio of energy actually distributed to the slewing motor to energy of the hydraulic oil discharged from the oil pressure supply device during the performance of the slewing and boom-raising operation, a boundary value setting unit that sets a boundary value for the actual slewing distribution factor correspondence value, the boundary value setting unit configured to change the boundary value according to the boom raising working pressure to limit the slewing energy distribution factor more strictly with increase in the boom raising working pressure; and a motor capacity operation unit configured to render the slewing motor capacity higher than a preset limit capacity within a slewing priority allowable period after the slewing motor starts until the actual slewing distribution factor correspondence value reaches the boundary value during the performance of the slewing and boom-raising operation and configured to limit the slewing motor capacity to the limit capacity or less after the actual slewing distribution factor correspondence value reaches the boundary value.

US Pat. No. 11,028,558

WORK VEHICLE AND CONTROL METHOD FOR WORK VEHICLE

KOMATSU LTD., Tokyo (JP)...

1. A work vehicle comprising:an engine;
a hydrostatic transmission including
a travel pump configured to be driven by the engine, the travel pump including a first pump port and a second pump port,
a travel motor including a first motor port and a second motor port, and
a hydraulic circuit connecting the travel pump and the travel motor, the hydraulic circuit including
a first circuit connecting the first pump port and the first motor port, and
a second circuit connecting the second pump port and the second motor port;
a pressure sensor configured to output a signal indicative of a hydraulic pressure in at least one of the first circuit and the second circuit, the pressure sensor including
a first pressure sensor configured to output a signal indicative of the hydraulic pressure in the first circuit, and
a second pressure sensor configured to output a signal indicative of the hydraulic pressure in the second circuit;
an accelerator operating member;
an accelerator operating sensor configured to output a signal indicative of an operating amount of the accelerator operating member; and
a controller configured to receive signals from the pressure sensor and the accelerator operating sensor, the controller being configured to
determine a compensation factor from the operating amount of the accelerator operating member and the hydraulic pressures in at least one of the first circuit and the second circuit,
determine a target vehicle speed from the operating amount of the accelerator operating member,
determine at least one of a target displacement of the travel pump and a target displacement of the travel motor from the target vehicle speed and the compensation factor,
determine a target differential pressure between the first circuit and the second circuit from the operating amount of the accelerator operating member,
acquire an actual differential pressure between the first circuit and the second circuit from the signal from the first pressure sensor and the signal from the second pressure sensor, and
determine the compensation factor based on the target differential pressure and the actual differential pressure.

US Pat. No. 11,028,557

ATTACHMENT GRADE CONTROL FOR WORK VEHICLE

1. A work vehicle comprising:a frame;
at least one ground engaging device coupled to the frame and configured to support the frame above a surface;
a positioning receiver coupled to the frame and configured to receive a geospatial positioning signal;
a boom assembly coupled to the frame;
at least one boom cylinder coupled to the frame and the boom assembly and configured to move the boom assembly;
a boom position sensor coupled to at least one of the frame, the boom assembly, and the boom cylinder and configured to transmit a boom position signal indicative of a position of the boom assembly;
an attachment coupler coupled to a distal portion of the boom assembly;
at least one tilt cylinder coupled to the boom assembly and the attachment coupler and configured to move the attachment coupler;
an attachment position sensor coupled to at least one of the boom assembly, the attachment coupler, and the tilt cylinder and configured to transmit an attachment position signal indicative of a position of the attachment coupler;
an attachment coupled to the attachment coupler;
at least one of an IMU and a slope sensor coupled to the attachment and configured to transmit a slope signal indicative of a slope of the attachment relative to the frame, the controller configured to control the elevation and a slope of the attachment according to the grade command
an identification device coupled to the attachment and configured to transmit an attachment identification signal after an activation event;
a display communicatively coupled to the identification device and configured to display the attachment identification signal, the display comprising an operator input device configured to receive an operator input indicative of an attachment confirmation and a grade command;
a work vehicle control that is re-assignable from a standard configuration to an updated configuration by way of operator input to the operator input device; and
a controller configured to receive the geospatial positioning signal, the boom position signal, the attachment position signal, the slope signal, the attachment identification signal, and the operator input, the controller configured to control an elevation and a slope of the attachment according to the grade command.

US Pat. No. 11,028,556

METHOD OF EXPOSING A UTILITY BURIED BELOW A ROADWAY AND A BORE HOLE CLEANING DEVICE

CCIIP LLC, New York, NY ...

1. A method of removing dirt surrounding a utility buried under a roadway comprising:inserting a vacuum nozzle into an access hole in a roadway above a buried utility, a spray device is connected to the vacuum nozzle, and the spray device having at least one pressurized water nozzle or compressed air nozzle;
applying vacuum to the vacuum nozzle by source of vacuum to vacuum away dirt surrounding the buried utility to expose the buried utility;
spraying at least one of pressurized water from the pressurized water nozzle or compressed air from the compressed air nozzle into the dirt to loosen the dirt surrounding the buried utility;
after removing the dirt surrounding the buried utility to expose the buried utility, cutting a microtrench in the roadway using a microtrencher so that the microtrench crosses the exposed buried utility and does not damage the exposed buried utility;
laying optical fiber, innerduct or microduct in the microtrench; and
filling the microtrench and hole with a fill material to cover and protect the optical fiber, innerduct or microduct.

US Pat. No. 11,028,555

IMPLEMENT TEETH GRADING OFFSET DETERMINATION

Caterpillar Trimble Contr...

1. An earthmoving machine comprisingan earthmoving implement, and
control architecture, wherein:
the earthmoving implement defines a variable implement angle ?Bucket(t) that is indicative of a current position of the earthmoving implement relative to horizontal as a function of time t;
the earthmoving implement comprises a plurality of implement teeth extending a tooth height h and defining an active raking ratio r;
the control architecture comprises one or more linkage assembly actuators and one or more architecture controllers programmed to execute an implement teeth grading offset determination process, the implement teeth grading offset determination process comprising
determining a variable implement offset angle ?Delta(t) at least partially based on a difference between an original target design angle ?Tgt(t) and the variable implement angle ?Bucket(t), the original target design angle ?Tgt(t) indicative of a target implement slope relative to horizontal as a function of time t,
determining an implement offset IO based on the tooth height h, the active raking ratio r, and the variable implement offset angle ?Delta(t), and
determining a new target design elevation ElvTgt,New(t) based on the implement offset IO and an original target design elevation ElvTgt.Orig(t); and
the one or more architecture controllers are further programmed to operate the earthmoving machine to grade a terrain using the plurality of implement teeth at least partially based on the new target design elevation ElvTgt,New(t).

US Pat. No. 11,028,554

EXCAVATING EARTH FROM A DIG SITE USING AN EXCAVATION VEHICLE

Built Robotics Inc., San...

1. A method for moving a volume of earth from a site, the method comprisingselecting, for an earth moving vehicle (EMV) in a dig site, a set of instructions for the EMV to move earth in the site, the set of instructions defining a location in the site from which a volume of earth is to be moved;
executing, with a computer coupled to the EMV, the set of instructions to cause the EMV to:
once at the location, position a leading edge of a tool of the EMV at a depth below a ground surface;
move the tool over a first distance at the location to move a portion of the volume of earth;
measure a fill level of the tool; and
responsive to determining that the fill level is below a threshold, move the tool a second distance at the location to move an additional portion of the volume of earth.

US Pat. No. 11,028,553

CONSTRUCTION MACHINE

Kobe Steel, Ltd., Kobe (...

1. A construction machine comprising:a first structure;
a second structure relatively rotatable around a predetermined shaft relative to the first structure;
a detection unit that is disposed on the first structure, has a predetermined detection range, and detects environment data indicating information of an environment around the first structure;
a position information acquisition unit that acquires position information of a specific part of the second structure with respect to the detection unit from the environment data detected by the detection unit;
a storage unit capable of storing initial position information of the specific part, the initial position information being acquired from the environment data by the position information acquisition unit at initial setting when the second structure is disposed at an initial posture around the shaft, the initial posture being previously set so that the second structure is included in the detection range of the detection unit and outputting the initial position information; and
a displacement detection unit that compares comparative position information of the specific part, the comparative position information being acquired from the environment data by the position information acquisition unit, with the initial position information output from the storage unit to detect a displacement of the detection unit in the first structure when the second structure is brought into the initial posture again after the initial setting.

US Pat. No. 11,028,552

ARRANGEMENT IN THE HOISTING APPARATUS OF A WORK MACHINE, HOISTING APPARATUS OF A WORK MACHINE, AND WORK MACHINE

1. An arrangement in a hoisting apparatus of a work machine, the hoisting apparatus comprising:a boom with an end;
pressure-medium lines;
a rotation device comprising:
a fixed part;
a rotating part fitted to the fixed part rotatably in a vertical rotation axis defined by a longitudinal direction of the rotation device and comprising an interface on an under-surface of the rotating part for a tool to be attached to the rotation device; and
connectors arranged on both sides of the fixed part of the rotation device relative to a plane defined in a longitudinal direction of the boom and the longitudinal direction of the rotation device for connecting the pressure-medium lines to the rotation device; and
a pivoted joint arranged for suspending the rotation device on the boom, the pivoted joint including two consecutive pivots in a longitudinal direction of the rotation device, the two consecutive pivots having respective rotational axes arranged at right-angles to each other, one of the two pivots being on the boom side of the pivoted joint and including spaced apart lugs;
whereinh the pressure-medium lines are routed from the end of the boom to the rotation device between the lugs, past the connectors of the fixed part of the rotation device in the longitudinal direction of the rotation device and to turn towards the connectors to form a hose loop, and from the loop to the connectors for the connecting of the pressure-medium lines to the rotation device.