US Pat. No. 9,484,164

CRASHWORTHY MEMORY MODULE HAVING A THERMAL CUTOFF

Progress Rail Services Co...

1. A memory module, comprising:
an enclosure including a wall that defines a slot therethrough;
an electronic device disposed within the enclosure;
a filler disposed within the enclosure, the filler including a first filler portion and a second filler portion, a surface
of the first filler portion facing a surface of the second filler portion, the surface of the first filler portion and the
surface of the second filler portion being in contact with the electronic device; and

a thermal cutoff disposed in the slot, the thermal cutoff including
a first end attached to the electronic device, and
a second end attached to a wire configured to electrically connect to the electronic device, the thermal cutoff being configured
to disconnect the wire from the electronic device when subjected to a threshold temperature.

US Pat. No. 9,249,542

ADZER MACHINE HAVING FAILSAFE HEAD ASSEMBLY

Progress Rail Services Co...

1. A head assembly for an adzer machine, comprising:
a lift frame;
a cutting head rotationally connected to the lift frame;
a skid;
a single-acting hydraulic cylinder connecting the skid to the lift frame;
a spring connecting the skid to the lift frame; and
a shim pack located between the skid and the lift frame;
wherein:
the skid includes a stem portion, a generally T-shaped end connected to the stem portion, and a base plate connected to the
stem portion opposite the generally T-shaped end;

the lift frame includes a bracket that encircles a portion of the stem portion; and
the shim pack is located around the stem portion, between the bracket and the generally T-shaped end.

US Pat. No. 9,932,054

DOUBLE POINT DERAIL SWITCH

Progress Rail Services Co...

1. A derailer for use with railroad tracks, the derailer comprising:an outside switch rail;
an outside switch point mechanically fastened to the outside switch rail, the outside switch point selectively overlays a running surface of a first mainline rail and rises above the running surface of the first mainline rail, wherein the outside switch point comprises a shelf and an extension extending down from a side of the shelf, the extension configured for mechanically fastening to the outside switch rail; and
an inside switch rail including a second switch point that selectively lies adjacent a head of a second mainline track and terminates between the first and second mainline rails.

US Pat. No. 9,118,178

TRACTION MOTOR DRIVE SYSTEM FOR A LOCOMOTIVE

Progress Rail Services Co...

1. A method for selectively isolating fault conditions on a traction motor drive system, the method comprising:
detecting a fault condition associated with at least one of a plurality of traction motors of the traction motor system;
identifying a field circuit from among a plurality of series-connected field circuits that corresponds to the at least one
traction motor affected by the fault condition;

identifying a plurality of field switches for isolating the field circuit from the remainder of the series-connected field
circuits;

generating a control signal for operating the identified plurality of field switches, the control signal configured to:
cause a first field switch arranged in series with the plurality of series-connected field circuits to switch from a first
field terminal of the identified field circuit to a first shunt terminal of a shunt circuit associated with the field circuit;
and

cause a second field switch arranged in series with the plurality of field circuits to switch from a second field terminal
of the identified field circuit to a second shunt terminal of the shunt circuit.

US Pat. No. 9,151,681

TEMPERATURE DETECTOR HAVING DIFFERENT TYPES OF INDEPENDENT SENSORS

Progress Rail Services Co...

1. A method for detecting a temperature of a component, the method comprising:
receiving a first signal indicative of the temperature of the component, the first signal being received from a first temperature
sensor, the first temperature sensor being a first technological type of temperature sensor having first principles of operation;

receiving a second signal indicative of the temperature of the component, the second signal being received from a second temperature
sensor, the second temperature sensor being a second technological type of temperature sensor having second principles of
operation different from the first principles of operation;

determining a reliability of the first and second signals by one or more of;
(1) evaluating the consistency of the first and second signals,
(2) determining whether one of the first and second signals is an outlier,
(3) determining a signal-to-noise ratio for each of the first and second temperature sensors,
(4) determining a false alarm rate associated with each of the first and second signals and
(5) determining a frequency of maintenance required for each of the first and second temperature sensors; and
combining the first and second signals after determining their reliability to generate an output indicative of the temperature
of the component.

US Pat. No. 9,382,667

RAIL CLIP

Progress Rail Services Co...

1. A rail clip configured to hold down a rail to a rail tie, the rail clip comprising a base section formed from a metal plate,
the base section having a first end which is free and a second end followed by a first curved section which curves upwards
from the base section and has an internal radius of curvature of up to 18 mm, the first curved section followed by a short
straight section, which is followed by a second curved section, the second curved section consisting of two tapered arms extending
from one of the first curved section or the short straight section, the base section configured to be secured to a rail toe
outwardly spaced from a foot of the rail, each tapered arm extending beyond the first end of the base section and being bent
downwards in a third curved section, then bent back toward and short of the base section in a fourth curved section to form
a toe, the toe of each tapered arm oriented for contact with a top surface of a rail base of the rail, wherein the rail clip
is subjected to a cold setting process after being heat treated, thereby improving resistance to damage during fitting.

US Pat. No. 9,193,363

BALLAST FOR LOCOMOTIVES

Progress Rail Services Co...

1. A ballast configured to be selectively coupled to an underside of a chassis of a locomotive based on an anticipated change
in axle load capacity of a rail, the ballast comprising:
a container including one or more sides, the container storing a heavy mass of material, wherein the weight of the heavy mass
of material is provided based on the anticipated change in the axle load capacity of the rail;

a lid disposed on one of a bottom and lateral sides of the container; and
a catch plate disposed above, spaced apart and rigidly attached to the container to define at least one pocket therebetween
above a top side of the container, the at least one pocket configured to allow one or more lifting implements to be inserted
such that the ballast may be hoisted by the catch plate and the catch plate of the ballast selectively coupled to the underside
of the chassis.

US Pat. No. 9,168,937

MULTI-FUNCTION DRAGGER

Progress Rail Services Co...

1. A dragger, comprising:
a plurality of sensors configured to be located adjacent a railroad track, each of the plurality of sensors being oriented
at an angle relative to a horizontal plane; and

a controller in communication with the plurality of sensors, the controller being configured to:
receive a first set of signals from the plurality of sensors;
select a plurality of signals from the first set of signals based on a predetermined fault condition to form a second set
of signals, the second set of signals corresponding to a combination of sensors from the plurality of sensors;

determine a parameter based on characteristics of a combined signal obtained from the second set of signals;
detect a fault condition when the parameter exceeds a threshold;
identify a type of the fault condition based on the combination of the sensors corresponding to the second set of signals;
and trigger an alarm corresponding to the identified fault condition.

US Pat. No. 10,012,546

TEMPERATURE DETECTION SYSTEMS AND METHODS FOR RAILWAY APPLICATIONS

Progress Rail Services Co...

1. A system for detecting temperature, comprising:at least one infrared (IR) sensing element configured to detect IR signals emitted by a rail; and
a controller in communication with the at least one IR sensing element, the controller being configured to receive the IR signals from the at least one IR sensing element, extract IR data corresponding to the rail from the IR signals, and generate a characteristic thermal profile of a rail temperature based on the IR data, wherein the IR data is extracted by filtering out the IR signals corresponding to wheels, bearings, and axles of the railcar.

US Pat. No. 9,868,430

COMMUNICATION NETWORK HAVING LOCOMOTIVE EXPANSION MODULE

Progress Rail Services Co...

1. An expansion module for a communication network, comprising:
a housing;
an input interface connected to the housing and configured to externally connect with at least one analog device;
an output interface connected to the housing and configured to externally connect with the communication network, the communication
network is associated with a train consist having multiple cars connected to each other by a fluid coupling;

at least one processor located in the housing and configured to receive analog signals from the input interface, to convert
the analog signals to digital signals, and to direct the digital signals to the output interface;

at least one sensor located in the housing and configured to generate digital signals indicative of a performance parameter
associated with a fluid in communication with the housing, the performance parameter is associated with pressure; and

a conduit connecting the fluid coupling to the housing wherein the at least one sensor is in fluid communication with the
conduit.

US Pat. No. 9,467,643

EVENT RECORDER PLAYBACK WITH INTEGRATED GPS MAPPING

Progress Rail Services Co...

1. An event recorder playback system, comprising:
a controller configured to:
receive recorded data comprising video data, GPS map data, and operational data associated with operation of a locomotive
during a trip, the recorded data including tagged metadata;

process the recorded data by using the tagged metadata to synchronize the recorded data; and
coordinate an animation of at least a portion of the synchronized recorded data such that implementation of a select animation
process to one of the recorded video data, recorded GPS map data, and recorded operational data results in a simultaneous
implementation of the same select animation process to another of the recorded video data, recorded GPS map data, and recorded
operational data; and

a user console configured to display coordinated animation of at least a portion of the synchronized video data, GPS map data,
and operational data;

wherein the controller is further configured to;
coordinate the animation of at least a portion of the synchronized recorded data by implementing scrolling of at least one
of the types of recorded data being displayed on the user console simultaneously with scrolling of another one of the types
of recorded data being displayed on the user console, and

coordinate the animation of at least a portion of the synchronized recorded data by implementing zooming in or out on at least
one of the types of recorded data being displayed on the user console simultaneously with zooming in or out on another one
of the types of recorded data being displayed on the user console.

US Pat. No. 9,090,270

SPEED SENSITIVE DRAGGING EQUIPMENT DETECTOR

Progress Rail Services Co...

8. An apparatus for detecting an object beneath a train, the apparatus comprising:
an impact element configured to be disposed in a path of the object;
a sensor configured to sense an impact on the impact element;
a sensor configured to detect speed of the train; and
a processor configured to:
receive a first signal from the sensor indicative of a force generated by impact of the object with the impact element;
receive a second signal from the sensor indicative of the position of the train;
determine a threshold speed value based on the speed of the train,
implement a first procedure on said first signal when the speed of the train is less than said threshold speed value; and
implement a second procedure different from said first procedure on said first signal when the speed is equal to or greater
than said threshold speed value, wherein the first procedure and the second procedure are selected based on a sensitivity
of the impact element.

US Pat. No. 9,296,397

EMERGENCY OVERRIDE SYSTEM

Progress Rail Services Co...

1. An emergency override system for a machine, comprising:
an input device configured to generate a stop signal;
a receiver configured to receive the stop signal;
a controller in communication with the receiver and connectable to a first signal pin and a second signal pin;
the first signal pin configured to indicate a first travel direction of the machine;
the second signal pin configured to indicate a second travel direction of the machine; and
the controller being configured to stop a travel of the machine by applying a threshold voltage to the first signal pin and
the second signal pin, when the receiver has received the stop signal.

US Pat. No. 9,598,094

METHOD AND SYSTEM FOR EVENT RECORDER PLAYBACK

Progress Rail Services Co...

1. An event recorder playback system, comprising:
a first locomotive and a second locomotive associated with a plurality of locomotives in a consist, each of the first and
second locomotives configured with memory to store at least one dataset;

a communication network to connect the first locomotive and the second locomotives to one another to facilitate communication
of the at least one dataset; and

a processor, in communication with the first and second locomotive via the communication network, configured to:
evaluate a first dataset associated with operation of the first locomotive and a second dataset associated with the operation
of the second locomotive,

determine a point of synchronization of the first dataset and the second dataset with respect to time,
align the first dataset and the second dataset using the point of synchronization, and
output the first dataset and the second dataset on an output device, wherein the output is aligned with respect to time.

US Pat. No. 9,415,781

DUAL ENGINE LOCOMOTIVE

Progress Rail Services Co...

1. A method of operating a locomotive comprising:
providing a small engine system including a small engine having a maximum rated power output of 1,000 brake horsepower (bhp);
providing a large engine system including a large engine having a minimum rated power output of 3,000 bhp;
commanding low power output of the locomotive for propulsion;
delivering electrical power to the locomotive for propulsion from the small engine system while the large engine system is
turned off;

commanding higher power output of the locomotive for propulsion;
delivering electrical power to the locomotive for propulsion from the large engine system while the small engine system is
turned off;

commanding a highest power output of the locomotive for propulsion; and
delivering electrical power to the locomotive for propulsion simultaneously from the large engine system and the small engine
system.

US Pat. No. 9,050,884

DUAL CAPACITY FLUID TANK ASSEMBLY

Progress Rail Services Co...

1. A fluid tank assembly for a mobile machine, comprising:
a tank defining an enclosed volume, the tank having:
a lower surface;
an upper surface located opposite the lower surface;
at least one side surface joining the lower and upper surfaces;
a first opening disposed within the upper surface at a first elevation; and
a second opening disposed within the upper surface at a second elevation different from the first elevation;
a float valve interchangeably mountable within the first and second openings and extending at least partially into the enclosed
volume;

a plug interchangeably mountable within the first and second openings; and
a fill port mounted within one of the upper surface and the at least one side surface in fluid communication with the enclosed
volume and fluidly connected to the float valve,

wherein movement of the float valve functions to open and close the fill port.

US Pat. No. 9,908,542

EVENT RECORDER WITH CONFIGURABLE ALARM/EVENT MONITORING

Progress Rail Services Co...

1. An event recorder system carried on-board a locomotive, the system comprising:
a controller configured to:
receive data from one or more of a train management system, a cab signaling system, an energy management system, an exhaust
aftertreatment monitoring system, a braking system, a communications management system, and an operator fatigue or distraction
monitoring system, wherein the data comprises one or more of video data, audio data, sensor output data, GPS map data, scanned
image data of an operator in a cab of the locomotive, and operational data associated with operation of the locomotive during
a trip;

synchronize the data based on a common attribute associated with all of the data received by the controller;
receive from a user one or more customizable parameters predetermined to be indicative of one or more of a system-related
characteristic or behavior associated with any one or more of the systems from which the controller receives data;

generate a system notification based on an indication of one or more of a system-related characteristic or behavior that one
of falls outside of a predetermined range of system-determinable parameters, or indicates a trend in one or more system-determinable
parameters that deviates from an expected trend in the one or more system-determinable parameters;

receive from the user a change to the one or more customizable parameters;
determine whether the changed one or more customizable parameters warrants generation of another system notification based
on an indication of one or more of a system-related characteristic or behavior of a different one of the one or more systems;
and

allow the user to prioritize the one or more systems such that a system notification associated with one of the customizable
parameters associated with one of the systems takes priority over a system notification associated with one of the customizable
parameters associated with another of the systems.

US Pat. No. 9,991,767

HEAD END POWER MODULE HAVING TWO INVERTERS

Progress Rail Services Co...

1. A head end power module for a locomotive, comprising:a first power inverter;
a second power inverter connected in parallel with the first power inverter;
a first controller connected to the first power inverter and configured to selectively shift an operational phase of the first power inverter;
a second controller connected to the second power inverter, the first controller being operatively connected to the second controller and configured to retrieve a power characteristic indicative of one or more of voltage, current and operational phase from the second controller and the second controller being operatively connected to the first controller and configured to retrieve a power characteristic indicative of one or more of voltage, current and operational phase from the first controller;
wherein the first controller is configured to selectively shift an operational phase of the first power inverter based on the retrieved power characteristic and wherein the second controller is configured to selectively shift an operational phase of the second power inverter based on the retrieved power characteristic, the first controller being configured to shift the operational phase of the first power inverter by about 180 degrees from the operational phase of the second power inverter;
a first line filter connected between the first inverter and the transformer, and
a second line filter connected between the second inverter and the transformer, wherein the first line filter and the second line filter are configured to reduce a harmonic distortion from a power output for each of the first and second inverters; and
a transformer including a first primary winding connected to the first power inverter and a second primary winding connected to the second power inverter.

US Pat. No. 9,719,158

EXPLOSIVELY DEPTH HARDENED CRAWLER SHOES

Progress Rail Services Co...

1. A crawler shoe, comprising:
a ground-engaging pad formed of fully austenitic manganese steel;
a ground-engaging surface disposed on a bottom side of the ground-engaging pad;
a top side opposite the bottom side;
at least one wear surface disposed on the top side, and having a hardness of at least about 280 HBW at a depth of about 5
mm; and

at least one drive lug disposed on the top side, the at least one wear surface disposed on the at least one drive lug.

US Pat. No. 9,263,358

CRASHWORTHY MEMORY MODULE HAVING A CRACK REPAIR SYSTEM

Progress Rail Services Co...

1. A memory module, comprising:
an insulator;
a device disposed within the insulator; and
a filler disposed on the device and configured to expand and flow into one or more cracks in the insulator, when the filler
is subjected to a threshold temperature.

US Pat. No. 9,128,638

INTEGRATED TIME-STAMPED EVENT RECORDER

Progress Rail Services Co...

1. An event recorder, comprising:
an outer case;
a first memory module, including a first amount of data storage capacity, contained within the outer case, and configured
to receive and store multiple types of data including at least two of: video data; audio data; locomotive data indicative
of one or more locomotive operating parameters, locomotive control signals, and locomotive performance characteristics; engine
operating parameter data; exhaust characteristics data; electrical data; and positive train control data;

a first controller contained within the outer case, the first controller being configured to associate a universal time stamp
with at least two of the multiple types of data stored in the first memory module;

an inner, crash-hardened case contained within the outer case, the inner, crash-hardened case containing a second memory module,
including a second amount of data storage capacity that is smaller than the first amount; and

the first controller being further configured to periodically transfer a portion of the time-stamped data stored in the first
memory module to the second memory module.

US Pat. No. 9,090,271

SYSTEM AND METHOD FOR CHARACTERIZING DRAGGING EQUIPMENT

Progress Rail Services Co...

1. A method of characterizing dragging equipment protruding beneath a train traveling along a rail, the method comprising:
receiving one or more signals indicative of a detected horizontal force component and a detected vertical force component
generated by impact of the dragging equipment with a stationary impact element of a sensor;

determining, using a processor, a type of the dragging equipment based on the detected horizontal and vertical force components,
and implementing a control action based on the determined type of the dragging equipment.

US Pat. No. 9,991,696

CRASHWORTHY MEMORY MODULE HAVING A THERMAL WIRING DISCONNECT SYSTEM

Progress Rail Services Co...

1. A memory module, including:an enclosure;
a device disposed within the enclosure;
an orifice in a wall of the enclosure;
a wire passing through the orifice, one end of the wire being attached to the device;
a stopper attached to the wire, the stopper being located abutting an outer surface of the enclosure; and
a filler disposed within the enclosure and disposed on the device, the filler being configured to:
expand and be ejected out of the orifice when subjected to a threshold temperature;
push the stopper away from the outer surface; and
disconnect the wire from the device.

US Pat. No. 9,605,328

SURFACE CONTOURING OF A WELD CAP AND ADJACENT BASE METAL USING ULTRASONIC IMPACT TREATMENT

Progress Rail Services Co...

1. A method for modifying a weld seam, the weld seam including a weld metal, a base metal, and a first weld metal to base
metal interface, wherein the weld metal forms a weld cap produced by one or more cap weld passes, the method comprising:
imparting a contour to the weld seam by introducing pulses of ultrasonic wave energy into the weld seam through periodic ultrasonic
mechanical impulse impacts,

wherein the periodic ultrasonic mechanical impulse impacts are introduced to the weld seam by a tool including one or more
ultrasonically movable impacting elements, and

wherein the imparting the contour to the weld seam includes performing a first pass along the weld seam, whereby the one or
more ultrasonically movable impacting elements are applied to the weld metal and moved along a length of the weld seam in
a first orbital pattern.

US Pat. No. 9,518,947

SYSTEM AND METHOD FOR DETECTING WHEEL BEARING CONDITION

Progress Rail Services Co...

9. A system for detecting a condition associated with a wheel bearing on a train car, the system comprising:
at least one sensor configured to generate at least one thermal image; and
a processor configured to:
determine a size and a location of the wheel bearing based on the at least one thermal image;
determine a temperature associated with the wheel bearing based at least in part on the at least one thermal image and the
size and the location of the wheel bearing;

determine a wheel bearing condition based on the detected temperature; and
implement a control action associated with the train car based on the wheel bearing condition.

US Pat. No. 9,410,870

METHOD AND SYSTEM FOR DATA REDUNDANCY STORAGE

Progress Rail Services Co...

1. An event recorder system, comprising:
a first controller configured to:
receive and record operational data associated with operation of a locomotive, the operational data including video data in
connection with physical surroundings of the locomotive;

process, via a processor, the operational data;
identify one or more potential hazards in response, at least in part, to the video data;
determine, using the processor, a data storage plan for the operational data, wherein the data storage plan can dynamically
change based on the operational data, the data storage plan based, at least in part, on identifying the one or more potential
hazards; and

store the operational data with a second controller associated with a second locomotive according to the data storage plan.

US Pat. No. 9,423,305

DEVICE FOR TESTING A SENSOR OF TRAIN UNDERCARRIAGE TEMPERATURES

Progress Rail Services Co...

1. A test apparatus for an IR sensor of a rail vehicle undercarriage component, the test apparatus comprising:
a heat emitter for producing IR emissions at a reference temperature, the heat emitter includes a heat member having a black
surface coupled to a resistor; and

a support for supporting the heat emitter at a position spaced from the passage of the rail vehicle and in an orientation
for directing the IR emissions at the IR sensor.

US Pat. No. 9,415,784

SYSTEM AND METHOD FOR DETECTING WHEEL CONDITION

Progress Rail Services Co...

1. A method for detecting a condition associated with a wheel on a train car, the method comprising:
detecting a position of the wheel;
detecting a position of a rail on which the wheel travels;
comparing the position of the wheel relative to the position of the rail over a predetermined period of time, including determining
at least one of a distance between the wheel and the rail, a velocity of the wheel relative to the rail, and an acceleration
of the wheel relative to the rail;

determining a wheel condition based on the comparison; and
implementing a control action based on the determined wheel condition when the velocity of the wheel relative to the rail
is higher than a predetermined velocity.

US Pat. No. 9,684,978

CAMERA, COMPUTER PROGRAM AND METHOD FOR MEASURING THERMAL RADIATION AND THERMAL RATES OF CHANGE

Progress Rail Services Co...

1. One or more non-transitory computer-readable media storing computer executable instructions that, when executed by a processor,
is operable to measure temperature rates of change of a first region within a field of view of a thermal imaging camera according
to the following:
detect, via at least one infrared radiation sensor associated with the thermal imaging camera, an intensity of thermal radiation
incident upon said sensor during one or more thermal scenes;

store, in a memory element associated with the thermal imaging camera, data comprising the intensity level of thermal radiation
incident upon the sensor during the one or more thermal scenes;

automatically manipulate the data to determine continuously updated temperature rates of change of said first region within
the camera's field of view and generate continuously updated video representations of the temperature rates of change of said
first region,

wherein the rates of change are determined by comparing the data detected by the sensor between at least two of the one or
more thermal scenes;

present, in real time and on a display associated with the thermal imaging camera, the continuously updated video representations
of the temperature rates of change of said first region; and

present, on the display, a magnitude of the temperature rate of change as a graphic color display, with negative temperature
rates of change displayed in shades of a first color and positive temperature rates of change displayed in shades of a second
color.

US Pat. No. 9,988,768

SYSTEM, METHOD, AND APPARATUS TO RESTRICT MOVEMENT OF RAILWAY GUARD BAR

Progress Rail Services Co...

1. A railway guard rail assembly comprising:an adjustable guard rail having an inward-facing side, an outward-facing side opposite the inward-facing side, and a length defined by a first tapered end, a second tapered end opposite the first tapered end, and a non-tapered middle portion between the first tapered end and the second tapered end, a wear surface of the adjustable guard rail being provided on the outward-facing side of the adjustable guard rail and configured to contact wheels of a train;
a plurality of guide rail support assemblies coupled to the inward-facing side of the adjustable guard rail and the outward-facing side of the adjustable guard rail;
a first guard rail lateral restraint removably coupled to the inward-facing side of the adjustable guard rail and the outward-facing side of the adjustable guard rail at a first position of the non-tapered middle portion of the adjustable guard rail, between a first set of adjacent guide rail support assemblies of the plurality of guide rail support assemblies, a length of the first guard rail lateral restraint being greater than a width and a height of the first guard rail lateral restraint and defined by a first projection extending in a first direction, a second projection extending in a second direction opposite the first direction, and a first body extending between the first projection and the second projection, the length of the first guard rail lateral restraint being less than a distance between guide rail support assemblies of the first set of adjacent guide rail support assemblies; and
a second guard rail lateral restraint removably coupled to the inward-facing side of the adjustable guard rail and the outward-facing side of the adjustable guard rail at a second position of the non-tapered middle portion of the guard rail, different from the first position of the non-tapered middle portion of the adjustable guard rail, between a second set of adjacent guide rail support assemblies of the plurality of guide rail support assemblies, a length of the second guard rail lateral restraint being greater than a width and a height of the second guard rail lateral restraint and defined by a third projection extending in the first direction, a fourth projection extending in the second direction opposite the first direction, and a second body extending between the third projection and the fourth projection, the length of the second guard rail lateral restraint being less than a distance between guide rail support assemblies of the second set of adjacent guide rail support assemblies,
wherein a first portion of the first guard rail lateral restraint extends under the adjustable guard rail, and
wherein a second portion of the second guard rail lateral restraint extends under the adjustable guard rail.

US Pat. No. 10,081,915

TRACK RAIL FASTENING MECHANISM AND METHOD

Progress Rail Services Co...

1. A fastening mechanism for coupling a track rail to a substrate comprising:a rail plate formed of a metallic material and including a lower side structured to face a substrate, and an upper side including a rail support surface extending between a front edge and a back edge of the rail plate, and the rail plate further including an outer perimeter and an inner perimeter defining an opening;
a base plate formed of a metallic material, the base plate including a first lateral end and a second lateral end having a first bore and a second bore formed therein, respectively, and each structured to receive an anchor extending into the substrate, and the base plate being positioned within the opening such that the rail plate surrounds the base plate and a gap extends peripherally between the rail plate and the base plate; and
an overmolded coating formed of a non-metallic material that is resiliently deformable relative to the metallic material, and the overmolded coating encasing the rail plate and the base plate and at least partially filling the gap to resiliently couple the rail plate and the base plate together.

US Pat. No. 10,240,299

MECHANISM AND SYSTEM FOR FASTENING TRACK RAIL TO A SUBSTRATE AND TRACK RAIL FASTENING METHOD

Progress Rail Services Co...

1. A fastening mechanism for coupling track rail to a substrate comprising:a one-piece fastener body formed by a metallic base having a central rail-supporting core and an overmolded non-metallic coating encasing the metallic base, the fastener body including a horizontally extending lower side, and a horizontally extending upper side having a rail support surface extending fore and aft between a front edge and a back edge of the fastener body, and laterally between a left outboard edge and a right outboard edge of the fastener body;
a first metallic pillar positioned at a first location laterally between the rail support surface and the left outboard edge, and a second metallic pillar positioned at a second location laterally between the rail support surface and the right outboard edge;
the first metallic pillar and the second metallic pillar defining a first vertically extending bore and a second vertically extending bore, respectively, and each of the first vertically extending bore and the second vertically extending bore communicating between the lower side and the upper side of the fastener body and being structured to receive an anchor held fast within the substrate and coupled to the corresponding first metallic pillar or second metallic pillar;
the overmolded non-metallic coating extending peripherally around each of the first metallic pillar and the second metallic pillar to position vibration-attenuating non-metallic material of the coating between the metallic base and each of the first metallic pillar and the second metallic pillar; and
a pad positioned adjacent to and vertically below the rail-supporting core and formed by a continuous extent of the overmolded non-metallic coating that extends from the central rail-supporting core to the horizontally extending lower side.

US Pat. No. 9,697,964

LOCOMOTIVE POSITIVE POWER BUS CONTACTOR METHOD OF ASSEMBLY

Progress Rail Services Co...

5. The method of claim 4, wherein the nonmagnetic core comprises a dielectric core.

US Pat. No. 10,392,754

RECESSED CONCRETE RAIL SEAT ASSEMBLY

Progress Rail Services Co...

1. A rail seat comprising:a rail tie;
a rail anti-abrasion plate;
an elastic rail clip; and
a rail clip support shoulder;
wherein the rail tie has a recessed rail seat with additional recesses to accommodate ribs on a surface of said anti-abrasion plate, said ribs being configured to seat in the additional recesses and provide a wider lateral support for the rail and retard longitudinal movement, wherein a first one of said ribs extends in a first direction towards a first one of said additional recesses, the first direction being normal to a face of the recessed rail seat.

US Pat. No. 10,412,900

IMPLEMENT SYSTEM FOR A MACHINE

Progress Rail Services Co...

1. An implement system for a machine, the implement system comprising:a boom having a telescopic structure, the boom having a first end;
an implement coupled to the first end of the boom;
a roller assembly configured to be coupled to the machine;
a carriage engaged with the roller assembly and coupled to the boom, the carriage configured to move linearly along a longitudinal axis of the machine between a first position and a second position; and
a controller operably coupled to the boom, the controller configured to:
allow vertical movement of the carriage and the boom when the carriage is at the first position; and
prevent vertical movement of the carriage and the boom when the carriage is at a position other than the first position.

US Pat. No. 10,989,155

METHOD OF RETARDING INJECTION TIMING OF A FUEL INJECTOR

Progress Rail Services Co...

1. A bushing for use with a fuel injector, the bushing comprising:a substantially cylindrical body defining a cylindrical axis, an upper end, and a lower end disposed along the cylindrical axis, the body including a main body portion disposed proximate the lower end and a necked down portion disposed proximate the upper end with a shoulder connecting the necked down portion to the main body portion;
the body also defining a central bore extending completely through the body from the upper end to the lower end along the cylindrical axis;
the main body portion including an outer circumferential surface;
the main body portion defining a top port extending from the outer circumferential surface to the central bore, the top port forming a bottom inside portion at the intersection of the top port with the central bore; and
the main body portion defining a bottom port extending from the outer circumferential surface to the central bore, the bottom port forming a top inside portion at the intersection of the bottom port with the central bore;
wherein the main body portion defines an injection timing distance measured along the cylindrical axis from the shoulder to bottom inside portion of the top port, and the main body portion defines a main body height measured along the cylindrical axis from the shoulder to the lower end, and a ratio of the main body height to the injection timing distance ranges from 1.9 to 2.2;
the main body portion defines an injection duration distance measured along the cylindrical axis from the bottom inside portion of the top port to the top inside portion of the bottom port and a ratio of the main body height to the injection duration distance ranges from 4.0 to 4.4;
the bushing defines an overall injection adjustment ratio that equals the ratio of the injection timing distance to the injection duration distance, and this ratio ranges from 1.9 to 2.250; and
the main body height is from 2.7 inches to 3.0 inches.

US Pat. No. 10,458,852

SYSTEM AND METHOD FOR DETECTING TEMPERATURE OF RAILROAD TRAIN WHEEL AND BEARING

Progress Rail Services Co...

1. A system for detecting a temperature of a railroad train wheel and bearing, comprising:a thermal line scanner capturing a plurality of thermal line scans of a detection zone which includes capturing the wheel and bearing as the wheel and bearing rotate;
a processor of the thermal line scanner analyzing each of the plurality of thermal line scans: identifying at least a bearing zone and a wheel zone in the captured plurality of thermal line scans; selecting a single line of the captured plurality of thermal line scans which includes both the hearing zone and the wheel zone; and determining the temperature of the wheel based on the wheel zone of the selected line and the temperature of the bearing based on the bearing zone of the selected line;
a wayside detector including a second processor, the processor of the thermal line scanner transmitting data, including buffered data, to the wayside detector, wherein the transmitted data is processed to evaluate train bearing trends, and a messaging from the wayside detector about the train bearing trends is re-enabled; and
generating an alarm if the temperature of the wheel or the temperature of the bearing is above a predetermined threshold.

US Pat. No. 10,865,754

FUEL INJECTOR HAVING NEEDLE TIP AND NOZZLE BODY SURFACES STRUCTURED FOR REDUCED SAC VOLUME AND FRACTURE RESISTANCE

Progress Rail Services Co...

1. A nozzle assembly for a fuel injector comprising:a nozzle body defining a longitudinal axis, and having an outer surface, an inner surface, and a dome-shaped nozzle tip, and having formed therein a nozzle outlet passage;
the inner surface including a seat surface extending circumferentially around the longitudinal axis and located axially inward of the dome-shaped nozzle tip, and a sac surface located at least predominantly within the dome-shaped nozzle tip;
the dome-shaped nozzle tip having formed therein a plurality of spray orifices distributed about the longitudinal axis and extending from a plurality of inlet locations within the sac surface to a plurality of outlet locations within the outer surface;
a needle check positioned for reciprocation within the nozzle body and defining an axis of reciprocation that is collinear with the longitudinal axis, the needle check having a first end that includes a closing hydraulic surface and an opening hydraulic surface, and a second end that includes a needle tip having a sealing surface and a terminal end surface located axially outward of the sealing surface;
the sealing surface being positioned in contact with the seat surface such that the needle check blocks the nozzle outlet passage from fluid communication with the plurality of spray orifices, and the terminal end surface being positioned in spaced, facing relation to the sac surface, such that a sac cavity extends between the needle check and the nozzle body; and
the terminal end surface is spherically shaped and curves according to a convex radius of curvature, and the sac surface is spherically shaped and curves according to a concave radius of curvature, the outer surface is concave upon the dome-shaped nozzle tip;
the sac surface comprising two concave surfaces with equivalent radii of curvature mating with a convex sac;
the sac surface cooperating with the terminal end surface to form a sac volume, wherein the sac surface is inclusive of the plurality of spray orifices; and
each of the terminal end surface and the sac surface is centered about the longitudinal axis, and the convex radius of curvature and the concave radius of curvature are sized such that a clearance between the terminal end surface and the sac surface is nowhere less than a distance along a line segment that extends between the terminal end surface and the sac surface and is collinear with the longitudinal axis.

US Pat. No. 10,519,609

RAIL CLIP

Progress Rail Services Co...

1. A rail fastening system, comprising:a rail extending along a longitudinal direction, the rail including a base flange that extends along a transverse direction, the transverse direction being transverse to the longitudinal direction; and
an elastic rail clip including a flat bar extending from a first end to a second end, the flat bar being turned back on itself to define a bending arch,
the flat bar including a first portion and a second portion, a length of the first portion extending from the bending arch to the first end along the transverse direction, a length of the second portion extending from the bending arch to the second end along the transverse direction,
the length of the second portion being greater than the length of the first portion,
the second portion of the flat bar overlapping with the base flange of the rail along the transverse direction and bearing upon the base flange of the rail,
the first portion of the flat bar being disposed entirely outside an overall width of the base flange along the transverse direction.

US Pat. No. 10,858,019

COMMUNICATIONS BETWEEN END OF TRAIN DEVICE AND HEAD OF TRAIN DEVICE

Progress Rail Services Co...

1. A device attached to a railcar of a train, comprising:a radio frequency (RF) transceiver configured to transmit and receive a RF signal;
a RF modem communicably coupled to the RF transceiver, the RF modem configured to convert the received RF signal into a low frequency (LF) signal; and
a digital signal processor communicably coupled to the RF modem, the digital signal processor comprising:
a phase detector configured to:
receive the LF signal and a reference signal;
generate an error signal based on the LF signal and the reference signal;
determine a state of the digital signal processor based on the LF signal and the reference signal, the state being at least one of a lock state or an out of lock state; and
detect an event that the RF signal is lost and generate a loss signal;
a loop filter configured to filter the error signal and generate an error control signal based on the error signal; and
a digitally controlled oscillator configured to receive the error control signal, the state, and the loss signal and generate the reference signal based on the error control signal and the state or the error control signal and the loss signal, and the error control signal configured to tune the phase or frequency of the reference signal generated by the digitally controlled oscillator.