US Pat. No. 10,432,126

CONTROL DEVICE FOR AN ASYNCHRONOUS MACHINE AND METHOD FOR OPERATING AN ASYNCHRONOUS MACHINE

Robert Bosch GmbH, Stutt...

6. An electric drive system (10), comprising:an asynchronous machine (1);
an inverter (3) coupled to the asynchronous machine (1) and configured to provide a polyphase current supply for the asynchronous machine (1); and
a control device (2) configured to determine a working point trajectory for the asynchronous machine (1) for a plurality of desired torques of the asynchronous machine (1) by calculating 2-tuples from longitudinal current values and cross current values in a synchronously rotating coordinate system of the asynchronous machine (1), calculating a slip frequency of the asynchronous machine (1) for each of the 2-tuples calculated from longitudinal current values and cross current values, and calculating an excitation frequency of the asynchronous machine (1) by summation of the calculated slip frequency and a present rotor speed weighted with the number of pole pairs of the asynchronous machine (1), and the control device (2) configured to compare the excitation frequency of the asynchronous machine (1) with at least one predetermined resonance frequency value of the asynchronous machine (1), and correcting the working point trajectory by changing the ratio between longitudinal current value and cross current value at a constant desired torque for each of the 2-tuples for which the calculated excitation frequency corresponds to the at least one resonance frequency value;
the control device coupled to the inverter (3) configured to control the inverter (3) according to the method as claimed in claim 1 for operating the asynchronous machine (1).

US Pat. No. 10,432,124

CURRENT DETECTION APPARATUS AND CONTROL APPARATUS OF ROTARY ELECTRIC MACHINE

DENSO CORPORATION, Kariy...

1. A current detection apparatus applicable to a system including an inverter including plural pairs of series-connected upper-arm switches and lower-arm switches, and a multi-phase rotary electric machine including multiphase windings, the upper- and lower-arm switches of each pair being connected to a corresponding phase winding of the multi-phase rotary electric machine, an upper set of the upper-arm switches being connected to a direct-current power supply via a first bus, a lower set of the lower-arm switches being connected to the direct-current power supply via a second bus, the current detection apparatus comprising:a first current detector configured to repeatedly detect at least:
a corrective first phase current flowing through a corresponding first phase winding of the multiphase windings to thereby obtain plural values of the corrective first phase current; and
a corrective second phase current flowing through a corresponding second phase winding of the multiphase windings to thereby obtain plural values of the corrective second phase current;
a second current detector configured to repeatedly detect at least:
a corrective first phase bus-based current flowing through one of the first and second buses to thereby obtain plural values of the corrective first phase bus-based current, the corrective first phase bus-based current having the same phase as the phase of the corrective first phase current, the plural values of the corrective first phase bus-based current being synchronized with the respective plural values of the corrective first phase current; and
a corrective second phase bus-based current flowing through one of the first and second buses to thereby obtain plural values of the corrective second phase bus-based current, the corrective second phase bus-based current having the same phase as the phase of the corrective second phase current, the plural values of the corrective second phase bus-based current being synchronized with the respective plural values of the corrective second phase current; and
a corrector configured to:
obtain:
first current-value pairs of the plural values of the corrective first phase current and the respective plural values of the corrective first phase bus-based current; and
second current-value pairs of the plural values of the corrective second phase current and the respective plural values of the corrective second phase bus-based current; and
correct at least target first and second phase currents detected by the first current detector based on the obtained first current-value pairs and the second current-value pairs to thereby align amplitudes of the respective target first and second phase currents detected by the first current detector with each other.

US Pat. No. 10,432,123

CONTROL APPARATUS FOR AC MOTOR

DENSO CORPORATION, Kariy...

1. An AC motor control apparatus, comprising:an inverter which supplies, to a polyphase AC motor, AC power that has been converted by a plurality of switching elements; and
a current controller which calculates drive signals for driving the inverter and controls driving of the AC motor, through fundamental wave current control that makes a 1st-order component of an actual current, which is fed back, coincide with a fundamental wave current command vector in dq coordinates, and through high-order current control that makes one or more specific high-order components, extracted from the actual feedback current, coincide with a high-order current command vector in high-order dq coordinates, wherein
the current controller includes:
a high-order voltage command calculation section that calculates a high-order voltage command vector by means of feedback control which causes a high-order transformation value of a high-order component having a specific order, extracted from the actual current, to coincide with a high-order dq-axes current command value; and
a high-order vector transformation section that executes high-order vector transformation processing on a high-order current vector deviation which is inputted to the high-order voltage command calculation section or on a high-order voltage command vector which is calculated by the high-order voltage command calculation section, such as to cause a high-order voltage vector and a high-order current vector to coincide in phase in high-order dq coordinates, with the high-order vector transformation processing including rotation that rotates a high-order vector.

US Pat. No. 10,432,122

METHOD FOR SENSOR-FREE DETERMINATION OF THE ROTOR POSITION OF ELECTRONICALLY COMMUTATED MULTIPLE-PHASE SYNCHRONOUS MACHINES

1. A method for sensor-free determination of a rotor position of an electronically commutated multiple-phase EC motor with a rotor, a stator and including a commutation device for generating phase currents in a coil system of the stator, the method comprising:a. applying a test signal in the coil system, wherein an amplitude A of the test signal has an envelope curve variation which at first rises during a rising phase (PHan) and then remains constant for a definite number of periods during a measurement phase (PHMess),
b. measuring a current value i in a strand during the measurement phase (PHMess) as a current response to the test signal,
c. calculating the envelope curve of the current response and
d. determining the rotor position (?0) of a rotor with a rotor diameter rRotor of a fan driven by the EC motor with an impeller diameter DVentilator, a minimum number (NA) of periods is determined as a rounded-off quotient of the impeller half-diameter DVentilator and the rotor diameter rRotor, by evaluating a curve maxima of the envelope curve of the current response.

US Pat. No. 10,432,121

METHOD FOR IDENTIFYING MAGNETIC SATURATION PARAMETERS OF AN ASYNCHRONOUS ELECTRIC MOTOR

SCHNEIDER TOSHIBA INVERTE...

1. A method of identifying the magnetic saturation parameters of an asynchronous electric motor (M), the method comprising implementing a sequence comprising one or more iterations, each iteration being defined with a rank i, with i ranging from 1 to n, each iteration of rank i when i is greater than or equal to 2 comprising the following steps:a) applying a trajectory to a reference voltage or to a reference flux, over a reference range (PLref_i) having a voltage or flux amplitude between a minimum value and a maximum value,
b) acquiring the values of the currents (ia, ib and ic) in the phases of the electric motor and determining the corresponding magnetization current,
c) estimating the magnetization flux p(?),
d) constructing an actual profile for the iteration of rank i comprising said estimated magnetization flux according to the measured magnetization current,
e) determining the magnetic saturation parameters corresponding to the actual profile of the iteration of rank i,
f) determining a deviation (Er _i) between said actual profile for the iteration of rank i and a theoretical profile constructed from the magnetic saturation parameters obtained during the iteration of rank i?1, and
g) validating the magnetic saturation parameters obtained during the iteration of rank i when said deviation is less than a threshold (Ermax) and when the reference range (PLref_i) applied at the input has a sufficient amplitude.

US Pat. No. 10,432,120

AUTOMATIC FAULT ISOLATION METHODOLOGY

Hamilton Sundstrand Corpo...

1. A method for responding to a fast protective trip in a generator system comprising:re-exciting the generator when a fast trip protection element trips and determining whether said generator retrips the fast trip protection element; and
determining said fast trip protection element trip is a nuisance trip when said generator re-excites without tripping the fast trip protection element.

US Pat. No. 10,432,119

GAS TURBINE SYSTEM AND METHOD OF CONTROLLING THE SAME

Doosan Heavy Industries C...

1. A gas turbine control device for a gas turbine system which comprises a compressor sucking and compressing external air; a combustor combusting fuel and the air compressed in the compressor to generate a high-temperature, high-pressure combustion gas; a turbine having a rotor rotated by the combustion gas, the rotor having a rotor speed proportional to a system frequency; and a power generator driven by the rotation of the rotor, an output of the power generator being adjusted depending on a target speed regulation rate in order to restore the system frequency to a rated frequency, the device comprising:a sensing unit for measuring the rotor speed and the output of the power generator;
a speed regulation rate setting unit for calculating an actual speed regulation rate (?r) based on the measured rotor speed and the measured output of the power generator, and for setting a reference speed regulation rate (?ref) based on the actual speed regulation rate and the target speed regulation rate (?t); and
a fuel amount control unit for controlling an amount of fuel supplied to the combustor based on the set reference speed regulation rate.

US Pat. No. 10,432,118

IDENTIFYING VOLTAGE TO PREVENT MOTOR INTEGRATED CIRCUIT DAMAGE

SEMICONDUCTOR COMPONENTS ...

1. A motor control system, comprising:a control logic configured to receive an indication of a voltage representing a desired motor rotation direction;
a motor controller coupled to the control logic; and
a logical OR gate having a first input terminal coupled to the control logic, a second input terminal coupled to a pulse width modulation (PWM) logic, and an output terminal coupled to the motor controller;
wherein the control logic is configured to issue a signal if the indication of voltage falls within a predetermined range.

US Pat. No. 10,432,117

SYSTEM AND METHOD FOR MONITORING MOVER STATUS IN AN INDEPENDENT CART SYSTEM

Rockwell Automation Techn...

1. A linear drive system comprising:a plurality of movers;
a track including a plurality of track segments, wherein each track segment includes:
a plurality of coils positioned along a length of the track segment, and
a segment controller, wherein each segment controller further includes:
a communication interface operative to communicate with at least one other segment controller located in an adjacent track segment,
at least one position sensor operative to generate a position feedback signal corresponding to a presence of one of the plurality of movers along the length of the track segment,
a processor operative to:
receive a motion command,
control operation of each of the plurality of coils to drive at least one of the plurality of movers along the track segment responsive to the motion command,
determine an operating characteristic of the at least one mover driven along the track segment, wherein the operating characteristic is selected from one of a length of travel and a power loss for the at least one mover driven along the track segment,
generate a data packet corresponding to the at least one mover, wherein the data packet includes the operating characteristic, and
transfer the data packet to the at least one other segment controller in the adjacent track segment via the communication interface when the mover is driven from the track segment to the adjacent track segment.

US Pat. No. 10,432,115

MOTOR DRIVING CONTROL APPARATUS

MICROSPACE CORPORATION, ...

9. A motor-assisted vehicle, comprising:a motor; and
a motor driving control apparatus, comprising:
a first signal generator configured to generate a first signal representing which rotation angle section of a plurality of rotation angle sections a present rotation angle section is, according to a sensor signal that changes every predetermined rotation angle of a rotor of the motor, wherein each of the plurality of rotation angle sections has the predetermined rotation angle;
a measurement unit configured to measure a period of each of the plurality of rotation angle sections according to the sensor signal;
a prediction unit configured to predict a period of a next rotation section based on one or plural rotation angle sections measured by the measurement unit;
a second signal generator configured to generate a second signal representing a relative rotation angle of the rotor in the next rotation angle section for each period that is obtained by dividing the predicted period by a predetermined number; and
a third signal generator configured to generate a third signal that represents a rotation angle of the rotor, which is a sum of a rotation angle corresponding to a rotation angle section represented by the first signal and the relative rotation angle represented by the second signal, to control generation of at least one driving voltage to be supplied to the motor.

US Pat. No. 10,432,114

ELECTRIC MOTOR, GEAR MOTOR, WIPING SYSTEM AND ASSOCIATED CONTROL METHOD

1. A brushless direct current electric motor for a wiping system, comprising:a rotor comprising a control magnet;
a stator having electromagnetic excitation coils of the rotor;
at least one Hall effect sensor configured to detect an angular position of the control magnet;
a control unit connected to said Hall effect sensor and configured to determine at least one angular position of the rotor in relation to the stator from the signals from the Hall effect sensor and to generate control signals to power the electromagnetic excitation coils of the stator as a function of the determined angular position of the rotor,
wherein the control unit comprises a clock and is configured to:
estimate the angular position of the rotor at a plurality of predetermined instants lying between two changes of state of the Hall effect sensor from the instants of the preceding changes of state,
determine values of the control voltages associated with the angular positions of the rotor estimated for the predetermined instants, and
generate a sinusoidal or substantially sinusoidal control signal from the determined voltage values.

US Pat. No. 10,432,113

METHOD FOR OPERATING A BUILDING CLOSURE

OVERHEAD DOOR CORPORATION...

1. A method for controlling a building closure between an open position and a closed position, the method comprising:applying a residual current to a motor operably engaged with the building closure at a first static position;
receiving instructions including a current characteristic line defining a terminal position and a relationship between a current, including the residual current, and a position of the building closure between and including the open position and the closed position, wherein at least a portion of the current characteristic line depicts a positive progressive relationship and another portion of the current characteristic line depicts a negative progressive relationship between the current and the position of the building closure;
applying the current corresponding to the current characteristic line to the motor; and
upon reaching the terminal position, applying the residual current to the motor at the terminal position for holding the building closure still.

US Pat. No. 10,432,112

ULTRASONIC MOTOR

1. Ultrasonic motor comprising an ultrasonic actuator, functioning as a waveguide resonator, in the form of a rectangular piezo-electrical plate having two main surfaces that are largest in terms of area and side surfaces that join said main surfaces to one another, an element to be driven and an electrical excitation device, wherein at least one friction element is arranged on at least one side surface of said ultrasonic actuator and is in frictional contact with said element to be driven, and said piezo-electrical plate is along its longitudinal direction divided into three parts, wherein the central part forms a generator for an acoustic longitudinal standing wave, and the peripheral parts bordering said central part form generators for an acoustic bending standing wave, and each of said generators is electrically connected to said electrical excitation device and can be electrically controlled, wherein each of said generators for an acoustic bending standing wave is divided, along the thickness direction of said piezo-electrical plate into two equally-sized and electrically individually controllable sub-generators, said sub-generators each having layers of excitation electrodes, and layers of general electrodes, and layers of piezo-ceramics arranged therebetween.

US Pat. No. 10,432,111

SELF-REPAIRING ENERGY GENERATING ELEMENT USING SHAPE MEMORY POLYMER

1. A self-repairing energy generating element using a shape memory polymer, comprising:a first electrode;
a shape memory friction layer made of the shape memory polymer on the first electrode and having a microbump pattern formed on a surface thereof;
a second electrode disposed apart from the shape memory friction layer; and
an opposing friction layer formed on the second electrode and configured to face the shape memory friction layer,
wherein, when a shape of the microbump pattern is deformed, the microbump pattern is restored to its initial shape by applying light, heat, or chemical or electric energy to the shape memory friction layer.

US Pat. No. 10,432,110

POWER CONVERTER HAVING RESONANT FREQUENCIES AROUND TWO AND FOUR TIMES THE SWITCHING FREQUENCY

TDK CORPORATION, Tokyo (...

1. A power converter comprising:two direct current (DC) input terminals that are plus and minus and into which a DC voltage is inputted;
two alternating current (AC) output terminals that output an AC voltage;
a switch with two ends;
a first resonant capacitance connected between both ends of the switch;
a first LC resonance circuit that is connected in series together with the switch between the AC output terminals; and
a second LC resonance circuit that is connected between the two DC input terminals and both ends of the switch,
wherein the first LC resonance circuit includes a current path including a series circuit composed of an inductance and a capacitance, and
when looking from both ends of the switch when the two DC input terminals are shorted, frequency characteristics of an impedance of the second LC resonance circuit include, in order from a low-frequency side to a high-frequency side, a first resonant frequency, a second resonant frequency, a third resonant frequency, and a fourth resonant frequency, the first resonant frequency is higher than a switching frequency of the switch, the second resonant frequency is a resonant frequency that is around double the switching frequency, the fourth resonant frequency is a resonant frequency that is around four times the switching frequency, and the impedance has local maxima at the first resonant frequency and the third resonant frequency and local minima at the second resonant frequency and the fourth resonant frequency.

US Pat. No. 10,432,108

POWER SUPPLY SYSTEM

MURATA MANUFACTURING CO.,...

1. A power supply system comprising:a converter configured to convert an input alternating-current voltage into a direct-current voltage and output the direct-current voltage to a load, the converter including a plurality of AC-DC converters that are arranged in parallel so as to convert a common alternating-current input voltage into a common direct-current output voltage;
an operation controller configured to control the plurality of AC-DC converters based on a state of the load;
a switch element configured to electrically connect one of a plurality of alternating-current power supplies to the converter;
an input voltage detector configured to detect an input voltage input to the converter;
an output current detector configured to detect an output current output from the converter;
an abnormality monitor configured to repeat, for a predetermined amount of time, a determination of whether there is an abnormality in alternating-current power supply to the converter based on an input voltage detected by the input voltage detector;
a switching controller configured to switch the switch element to switch which one of the plurality of alternating-current power supplies is connected to the converter if the abnormality monitor determines detects an abnormality; and
a time adjustment unit configured to adjust the predetermined amount of time based on a detection value detected by the output current detector.

US Pat. No. 10,432,107

RECTIFIER CIRCUIT AND ELECTRONIC DEVICE

FUJITSU SEMICONDUCTOR LIM...

1. A rectifier circuit comprising a switch element, which controls connection and disconnection of an AC input voltage using the switch element to generate an output voltage, whereinthe switch element comprises an n-channel MOS transistor, and
the rectifier circuit further comprises:
a booster circuit configured to generate and apply a gate control signal including a voltage higher than a threshold voltage of the n-channel MOS transistor to a gate of the n-channel MOS transistor; and
a control signal generation unit configured to generate and output a control signal for controlling connection and disconnection of the n-channel MOS transistor to the booster circuit, and
establishes connection to the switch element at a peak portion of the input voltage.

US Pat. No. 10,432,106

POWER CONVERSION DEVICE

Mitsubishi Electric Corpo...

1. A power conversion device comprising:a printed wiring board on which an alternating-current power-supply input circuit to which alternating-current power is input, a converter circuit to convert alternating-current power input to the alternating-current power-supply input circuit to direct-current power, an inverter circuit to convert direct-current power converted by the converter circuit to alternating-current power, an alternating-current power-supply output circuit to output alternating-current power converted by the inverter circuit, and a conductive pattern to electrically connect the alternating-current power-supply input circuit, the converter circuit, the inverter circuit, and the alternating-current power-supply output circuit to one another are provided; and
a flat busbar that has a plate-like shape with a first plane direction thereof perpendicular to a second plane direction of the conductive pattern, is arranged to overlap the conductive pattern in plan view, and includes two or more connecting portions that are in direct electrical contact with the conductive pattern,
wherein the conductive pattern is a flat pattern formed in the second plane direction.

US Pat. No. 10,432,105

POWER FREQUENCY CURRENT CONVERTER AND METHOD FOR CONTROLLING THE SAME

Delta Electronics, Inc., ...

1. A power frequency current converter, comprising:an input side and an output side, wherein a current of the input side or the output side is a power frequency current;
a switching device;
a sampling circuit, configured to sample the power frequency current, so as to output a sampling current signal; and
a controller, configured to control the switching device to be turned on and turned off at an operating frequency, wherein, in every power frequency cycle of the power frequency current, within a half of each of the power frequency cycle, the controller generates at least two fixed-frequency control signals according to values of the sampling current signal, and the operating frequency of the switching device alters at least twice according to the at least two fixed-frequency control signals,
wherein the at least two fixed-frequency control signals comprises a first control signal and a second control signal, the frequency of the first control signal is larger than the frequency of the second control signal, and within a half of the power frequency cycle, the power frequency current of the switching device operated according to the second control signal is larger than the power frequency current of the switching device operated according to the first control signal, and
wherein the sampling current signal comprises a present value signal of a sampling current and an RMS value signal of the sampling current, and the controller further comprises:
a first judgment and comparison module, configured to receive an RMS value reference current signal and the RMS value signal of the sampling current; and
a second judgment and comparison module, configured to receive a reference current signal and the present value signal of the sampling current,
wherein, when the RMS value signal of the sampling current is larger than the RMS value reference current signal, the second judgment and comparison module compares the present value signal of the sampling current with the reference current signal.

US Pat. No. 10,432,104

CONTROL CIRCUIT FOR SYNCHRONOUS RECTIFIER AND THE METHOD THEREOF

Chengdu Monolithic Power ...

1. A synchronous switching converter comprising:an energy storage component;
a synchronous rectifier coupled to the energy storage component;
a secondary control circuit configured to receive a slew rate threshold adjusting signal and a voltage across the synchronous rectifier, and to provide a secondary control signal based on the slew rate threshold adjusting signal and the voltage across the synchronous rectifier to control the synchronous rectifier; and
an off-chip component configured to provide the slew rate threshold adjusting signal;
wherein the secondary control circuit detects a slew rate of the voltage across the synchronous rectifier, and maintains the synchronous rectifier being off when the slew rate of the voltage across the synchronous rectifier is lower than a slew rate threshold;
wherein the secondary control circuit comprises:
a first comparator having a first input terminal configured to receive a first threshold, a second input terminal configured to receive the voltage across the synchronous rectifier, and an output terminal configured to provide a first comparison signal based on a comparison result of the voltage across the synchronous rectifier with the first threshold;
a second comparator having a first input terminal configured to receive the voltage across the synchronous rectifier, a second input terminal configured to receive a second threshold, and an output terminal configured to provide a second comparison signal based on a comparison result of the voltage across the synchronous rectifier with the second threshold;
a pulse circuit having an input terminal configured to receive the first comparison signal, an adjusting terminal configured to receive the slew rate threshold adjusting signal, and an output terminal configured to provide a pulse signal based on the first comparison signal and the slew rate threshold adjusting signal, wherein when the first comparison signal flips from a second voltage level to a first voltage level, the pulse signal has a pulse maintaining a time period, and wherein the time period could be adjusted by the slew rate threshold adjusting signal; and
a logic gate circuit having a first input terminal configured to receive the pulse signal, a second input terminal configured to receive the second comparison signal, and an output terminal configured to provide the on control signal based on a logic operation to the pulse signal and the second comparison signal.

US Pat. No. 10,432,103

CONTROLLED POWER CIRCUIT WITH ADJUSTED VOLTAGE FEEDBACK TO REGULATE THE OUTPUT POWER

Power Integrations, Inc.,...

1. A controller for use in a power converter, comprising:a feedback reference circuit coupled to receive a feedback signal representative of an output voltage of the power converter, wherein the feedback reference circuit generates a drive signal in response to the feedback signal, wherein the drive signal is used to control switching of a power switch of the power converter to regulate the output voltage; and
an output power control circuit coupled to receive a current sense signal representative of an output current of the power converter and a power signal representative of a desired value of an output power of the power converter, wherein the output power control circuit generates an adjust signal to adjust the feedback signal such that the controller modifies the output voltage to regulate to the desired value of the output power, wherein the output power control circuit further comprises:
an analog-to-digital converter (ADC) coupled to receive the current sense signal and provide a measure signal which is a digital representation of the output current; and
a controlled power circuit coupled to receive the measure signal and the power signal, wherein the controlled power circuit determines a calculated value of the output voltage which corresponds with the desired value of the output power and outputs an update signal which updates the adjust signal in response to the calculated value, wherein the update signal is substantially equal to the calculated value if a previous value of the update signal is less than or equal to the calculated value.

US Pat. No. 10,432,102

ISOLATED PHASE SHIFTED DC TO DC CONVERTER WITH SECONDARY SIDE REGULATION AND SENSE COIL TO RECONSTRUCT PRIMARY PHASE

TEXAS INSTRUMENTS INCORPO...

1. An isolated dual active bridge DC to DC converter, comprising:a transformer, including a primary winding, a secondary winding, and a sense coil;
a first bridge circuit, including a first bridge circuit input to receive an input signal, a first bridge circuit output coupled with the primary winding, and a plurality of primary switches individually coupled between the first bridge circuit input and the first bridge circuit output, the primary switches operative according to primary side switching control signals to provide a primary voltage signal to the first bridge circuit output;
a second bridge circuit, including a second bridge circuit input coupled to receive a secondary voltage signal from the secondary winding, a second bridge circuit output, and a plurality of secondary switches individually coupled between the second bridge circuit input and the second bridge circuit output, the secondary switches operative according to secondary side switching control signals to provide an output voltage or current signal at the second bridge circuit output;
a primary side control circuit configured to provide the primary side switching control signals according to a primary side clock signal; and
a secondary side control circuit including a clock recovery circuit, a delay locked loop (DLL) circuit and an analog front end circuit, the analog front end circuit including an input coupled to the sense coil to receive a sense coil voltage signal, a level shifting circuit, a filter circuit, and an output to provide a level shifted voltage signal according to the sense coil voltage signal, and the secondary side control circuit being configured to provide the secondary side switching control signals to regulate the output voltage or current signal by controlling a phase shift angle between switching transitions of the secondary side switching control signals and switching transitions of a secondary side clock signal;
the clock recovery circuit including an input connected to the output of the analog front end circuit to receive the level shifted voltage signal, and an output to provide a recovered clock signal including transitions corresponding to the transitions in the sense coil voltage signal, and the clock recovery circuit being configured to synchronize the secondary side clock signal to transitions in the sense coil voltage signal of the sense coil; and
the delay locked loop (DLL) circuit including: a first input connected to the output of the clock recovery circuit to receive the recovered clock signal; a second input connected to receive the secondary side clock signal; and a DLL output to provide the secondary side clock signal having transitions corresponding to transitions in the recovered clock signal.

US Pat. No. 10,432,101

POWER CONVERSION APPARATUS

Mitsubishi Electric Corpo...

1. A power conversion apparatus configured to perform electric power conversion between a first DC power and a second DC power, the power conversion apparatus comprising:a first bridge circuit on the first DC power side;
a second bridge circuit on the second DC power side; and
a transformer having a primary-side winding connected to the first bridge circuit and a secondary-side wiring connected to the second bridge circuit,
each of the first bridge circuit and the second bridge circuit including
a first leg and a second leg connected between a positive-electrode power supply line and a negative-electrode power supply line,
each of the first leg and the second leg including
an upper arm and a lower arm connected in series between the positive-electrode power supply line and the negative-electrode power supply line,
each of the upper arm and the lower arm including
a plurality of semiconductor switching devices connected in series and
a plurality of snubber capacitors respectively connected in parallel with the semiconductor switching devices,
the power conversion apparatus further comprising:
an inductance element disposed in a current path from the first leg of the first bridge circuit to the second leg of the first bridge circuit through the primary-side wiring; and
a controller to control the bridge circuit corresponding to the first leg and the second leg such that a dead time period is provided between a turn-on period of the upper arm and a turn-on period of the lower arm included in the first leg and between a turn-on period of the upper arm and a turn-on period of the lower arm included in the second leg,
wherein a value of the inductance element is determined such that a time taken for a current polarity of the inductance element to be reversed from start of the dead time period is longer than the dead time period, and a combined capacitance value of the snubber capacitors in each of the upper arm and the lower arm is determined such that magnetic energy stored in the inductance element is larger than electrostatic energy stored in combined capacitance of the snubber capacitors during the dead time period.

US Pat. No. 10,432,100

ELECTRIC POWER CONVERSION DEVICE

DENSO CORPORATION, Kariy...

1. An electric power conversion device comprising:an input part, connected to a direct current power source, comprising a positive electrode side terminal and a negative electrode side terminal;
a choke coil connected to the input part;
an electric power conversion circuit, connected to the input part through the choke coil, equipped with a transformer and switches, the transformer comprising a primary coil and a secondary coil magnetically connected together;
an output part, connected to the electric power conversion circuit, comprising a positive electrode side terminal and a negative electrode side terminal;
an auxiliary coil, connected to the output part and magnetically connected to the choke coil, wound in order to allow a current to flow from the negative electrode side terminal of the output part choke coil to the positive electrode side terminal of the output part choke coil when a current flows from the direct current power source to the choke coil,
a rectifier element, connected in series with the auxiliary coil, configured to prohibit supply of electric power from the direct current power source to the output part through the choke coil and the auxiliary coil, and to prohibit supply of electric power from the output part to the input part, when a closed circuit including the direct current power source and the choke coil by a switching control of the switches; and
a control part configured to perform the switching control of the switches so as to prevent a magnetic flux from being generated in the primary coil, and to prohibit a current from flowing in the secondary coil, and to perform the supply of electric power from the direct current power source to the output part through the choke coil and the auxiliary coil, wherein:
the primary coil of the transformer comprises a center tap,
the switches comprises a first switch and a second switch,
one of the positive electrode and the negative electrode of the direct current power source is connected to the first switch and the second switch and the other is connected to the center tap of the primary coil, and
the switching control comprises a switch turned-on control and a switch turned-off control, and the control part performs the switch turned-on control and the switch turned-off control alternately,
wherein the first switch and the second switch are turned on simultaneously in the switch turned-on control, and the first switch and the second switch are turned off simultaneously in the switch turned-off control.

US Pat. No. 10,432,099

RESONANT CONVERTER CIRCUIT HAVING DIFFERENT AC AND DC TRANSFER FUNCTIONS

NXP B.V., Eindhoven (NL)...

1. A resonant converter circuit comprising:a controller having a Vbusdiv-input-terminal configured to receive a Vbusdiv-input-signal and control operation of the resonant converter circuit in accordance with the Vbusdiv-input-signal; and
a Vbus-compensation-network comprising: a Vbus-input-terminal configured to directly receive a bus voltage signal having both an AC component and a DC component; a Vbusdiv-output-terminal configured to provide the Vbusdiv-input-signal directly to the controller; a reference terminal; an AC-impedance-network connected between the Vbus-input-terminal and the Vbusdiv-output-terminal, wherein the AC-impedance-network is configured to apply an AC transfer function to the AC component of the received bus voltage signal; and a DC-impedance-network connected between the Vbus-input-terminal and the Vbusdiv-output-terminal, wherein the DC-impedance-network is configured to apply a DC transfer function to the DC component of the received bus voltage signal, wherein the DC transfer function is different from the AC transfer function.

US Pat. No. 10,432,098

SWITCHING DEVICE CONTROL WITH SECOND ASSERTION OF DRIVE SIGNAL DURING CONDUCTION PHASE

SEMICONDUCTOR COMPONENTS ...

1. A method, performed by a switching device controller, for controlling a drive signal for controlling a switching device, the method comprising:during a conduction phase of the switching device:
performing a first assertion of the drive signal;
detecting, after the first assertion of the drive signal, a de-assertion of the drive signal,
detecting, after detecting the de-assertion of the drive signal, an occurrence of an ON condition, and
performing a second assertion of the drive signal in response to the detection of the occurrence of the ON condition.

US Pat. No. 10,432,097

SELECTION CONTROL FOR TRANSFORMER WINDING INPUT IN A POWER CONVERTER

Infineon Technologies Aus...

1. A power converter, comprising:a rectifier configured to input alternating current (AC) power from an input power source and supply power to a rectified voltage node having a rectified voltage;
a bulk capacitor that is supplied power from the input power source and has a storage voltage;
a transformer comprising a primary-side winding;
a first switch configured to provide power to the primary-side winding from the rectified voltage node;
a second switch configured to provide power to the primary-side winding from the bulk capacitor; and
a controller configured to:
sense at least one of the rectified voltage and the storage voltage,
responsive to detecting that the rectified voltage is decreasing over time and is above a first threshold, switch the first switch while holding the second switch off,
responsive to detecting that rectified voltage is below the first threshold and is greater than the storage voltage, switch the first switch to provide power to the primary-side winding from the rectified voltage node, and
responsive to detecting that the rectified voltage is below the first threshold and is lower than the storage voltage, switch the second switch to provide power to the primary-side winding from the bulk capacitor.

US Pat. No. 10,432,096

SYSTEMS AND METHODS FOR OUTPUT CURRENT REGULATION IN POWER CONVERSION SYSTEMS

On-Bright Electronics (Sh...

1. A system controller for regulating a power conversion system, the system controller comprising:a first controller terminal configured to receive a first signal related to an input signal for a primary winding of a power conversion system; and
a second controller terminal configured to output a drive signal to a switch to affect a current flowing through the primary winding of the power conversion system, the drive signal being associated with a switching period including an on-time period and an off-time period;
wherein:
the switch is closed in response to the drive signal during the on-time period;
the switch is opened in response to the drive signal during the off-time period; and
a duty cycle is equal to a duration of the on-time period divided by a duration of the switching period;
wherein the system controller is configured to keep a multiplication product of the duty cycle and the duration of the on-time period approximately constant.

US Pat. No. 10,432,095

METHOD AND APPARATUS FOR SENSING MULTIPLE VOLTAGE VALUES FROM A SINGLE TERMINAL OF A POWER CONVERTER CONTROLLER

Power Integrations, Inc.,...

1. A controller for a power converter, comprising:a switching control coupled to switch a power switch to regulate an output of the power converter;
a sensor coupled to receive a signal from a terminal of the controller, the signal from the terminal to represent a line input voltage of the power converter during at least a portion of an on time of the power switch, the signal from the terminal to represent an output voltage of the power converter during at least a portion of an off time of the power switch, and the sensor coupled to sample the signal from the terminal during the portion of the on time of the power switch and to generate a sample input line voltage signal; and
an output regulator coupled between the sensor and the switching control, the output regulator coupled to output an output regulation signal to the switching control, wherein the switching control is coupled to switch the power switch in response to the output regulation signal to regulate the output voltage of the power converter.

US Pat. No. 10,432,093

MULTIPHASE DC-DC CONVERTER WITH CONFIGURABLE CURRENT SHARING AND PHASE MANAGEMENT

Texas Instruments Incorpo...

1. A device comprising:an input terminal;
an output terminal;
a first phase circuit having a first switch coupled to the input terminal, a first inductor having a first inductance, and coupled between the first switch and the output terminal, and a first current sense resistor coupled to the first inductor; and
a second phase circuit having a second switch coupled to the input terminal, a second inductor having a second inductance less than the first inductance, and coupled between the second switch and the output terminal, and a second current sense resistor coupled to the second inductor,
wherein the first current sense resistor has a greater resistance than the second current sense resistor.

US Pat. No. 10,432,092

SELF-CALIBRATED DC-DC CONVERTER

Texas Instruments Incorpo...

9. A system, comprising:a power source;
a load;
a gate driver having multiple inputs and multiple outputs;
a power converter, comprising:
a first transistor having a gate terminal coupled to one of the gate driver outputs, a first terminal coupled to the power source, and a second terminal; and
an energy storage element having a first terminal coupled to the second terminal of the first transistor and a second terminal coupled to the load; and
a first comparator having a first input coupled to the power converter, a second input, and an output coupled to one of the gate driver inputs;
a controller, comprising:
a calibration loop having an input coupled to one of the gate driver outputs and an output; and
an on-time (TON) generator having an input coupled to the output of the calibration loop and an output coupled to the output of the first comparator,
wherein the TON generator is configured to generate TON for controlling the gate driver to control the power converter via the gate terminal of the first transistor, and
wherein the calibration loop is configured to:
compare a frequency of a signal provided by the gate driver to the first transistor to a frequency of a reference clock;
modify a value of a counter based on a result of the comparison of the frequency of the signal provided by the gate driver to the first transistor to the frequency of the reference clock; and
control the TON generator to modify an amount of capacitance present in a timing circuit of the TON generator based on the value of the counter.

US Pat. No. 10,432,091

ADAPTIVE FEEDBACK CONTROL SYSTEM AND METHOD FOR VOLTAGE REGULATORS

SEMICONDUCTOR COMPONENTS ...

1. An electrical circuit comprising:a switching regulator circuit comprising a comparator and configured to receive a feedback signal and produce, using the comparator, a Pulse Width Modulated (PWM) signal according to the feedback signal; and
a feedback signal adaptive circuit comprising a first capacitor, a first input for receiving the PWM signal, a second input for receiving a control signal, and a third input for receiving an input voltage, the feedback signal adaptive circuit configured to:
generate a ripple voltage according to the PWM signal, a value of the input voltage, and a value of the control signal by charging the first capacitor according to the input voltage during an on time of the PWM signal, discharging the first capacitor according to the control signal during an off time of the PWM signal, and generating the ripple voltage according to a voltage across the first capacitor,
generate, as an output of a first trans-conductance device, a ripple current according to the ripple voltage, and
modify the feedback signal using the ripple current by coupling a second capacitor between the output of the first trans-conductance device and the feedback signal.

US Pat. No. 10,432,090

REFERENCE VOLTAGE GENERATOR WITH ADAPTIVE VOLTAGE AND POWER CIRCUIT

AUDIOWISE TECHNOLOGY INC....

1. A reference voltage generator, comprising:a steady current source configured to provide a steady current;
a PMOS transistor, a source electrode of the PMOS transistor being configured to receive the steady current; and
an NMOS transistor, a drain electrode of the NMOS transistor being electrically connected to a drain electrode of the PMOS transistor at a node,
wherein a reference voltage provided by the reference voltage generator is outputted at the source electrode of the PMOS transistor,
gate electrodes of the PMOS transistor and the NMOS transistor are connected to the node such that the drain and gate electrodes of the PMOS transistor and the drain and gate electrodes of the NMOS transistor are connected together, and
at least one additional PMOS transistor or at least one additional NMOS transistor is further coupled between the drain electrodes of the NMOS transistor and the PMOS transistor.

US Pat. No. 10,432,089

METHOD FOR OPTIMIZING THE OPERATION OF A DIGITAL CONTROLLER PROVIDED IN A CONTROL LOOP FOR A STEP-UP CONVERTER, A CONTROL LOOP, AND A COMPUTER PROGRAM PRODUCT

Robert Bosch GmbH, Stutt...

1. A method for optimizing operation of a digital controller provided in a control loop for a step-up converter, comprising:evaluating at least one output variable of the digital controller during operation of the step-up converter;
estimating an instantaneous load resistance value in a path of the control loop based on the at least one evaluated output variable;
setting at least one controller coefficient of the digital controller based on the estimated instantaneous load resistance value during operation of the step-up converter;
wherein a change in the setting of the at least one controller coefficient results in a change in a transition frequency in the control loop,
wherein the following formula relationship for estimating the load resistance value is used in the step of estimating:
wherein RL is a value of a load resistance in the path, Uout is a value of the output voltage of the control loop or of the path, ControllerOut is a controller output value of the controller, Ucomp,ss is a value of the voltage of a compensation ramp of the step-up converter from peak to peak, D is a duty cycle of the controller, Rshunt is a value of a shunt resistance for measuring the coil current of the step-up converter, L is a value of an inductance of the step-up converter, and TSW is a period duration of the controller.

US Pat. No. 10,432,088

TWO-STAGE MULTI-PHASE SWITCHING POWER SUPPLY WITH CROSS-DOMAIN ADAPTIVE VOLTAGE AND FREQUENCY REGULATION

DIALOG SEMICONDUCTOR (UK)...

1. A two-stage converter, comprising:a first-stage multi-phase buck converter including:
a digital-to-analog converter configured to convert a digital command into a reference voltage; and
an error amplifier configured to generate an error voltage responsive to a difference between an output voltage for the first-stage multi-phase buck converter, wherein each phase in the first-stage multi-phase buck converter includes a pulse-width modulator configured to modulate a switching of a switching stage for the phase responsive to the error voltage; and
a second-stage multi-phase buck converter wherein each phase in the second-stage multi-phase buck converter includes a switching stage powered by the output voltage for the first-stage multi-phase buck converter, the second-stage multi-phase buck converter further including:
a phase-locked loop (PLL) having a control voltage for controlling a frequency of an output clock signal from the PLL; and
a process, voltage, and temperature (PVT) compensation circuit configured to adjust the digital command responsive to the control voltage to compensate for PVT variations in the second-stage multi-phase buck converter.

US Pat. No. 10,432,087

CIRCUIT FOR A SWITCHED MODE POWER SUPPLY

NXP B.V., Eindhoven (NL)...

1. A circuit for a switched-mode-power-supply, wherein the switched-mode-power-supply is configured to: receive a current-control-signal; and provide an output-voltage based on the current-control-signal, the circuit comprising:a controller, configured to:
generate a control-voltage based on a difference between: (i) a sense-voltage, which is representative of the output-voltage of the switched-mode-power-supply; and (ii) a reference-voltage;
generate a target-current-control-signal based on the control-voltage, wherein the target-current-control-signal is configured to adjust a current through the switched-mode-power-supply in order to bring a magnitude of the sense-voltage closer to a magnitude of the reference-voltage;
a current-limiter configured to provide the current-control-signal as the target-current-control-signal limited to a max-current-control-value; and
a clamp-circuit configured to set the control-voltage to a clamp-voltage-value when the current-limiter provides the current-control-signal having the limited value of the max-current-control-value;
wherein the controller includes a transconductance-amplifier-control-block, which incorporates a functionality of the current-limiter and the clamp-circuit such that the transconductance-amplifier-control-block is configured to:
receive the control-voltage;
prevent the control-voltage from increasing when the current-control-signal has the limited value of the max-current-control-value; and
convert the control-voltage to the current-control-signal.

US Pat. No. 10,432,086

METHODS AND SYSTEMS OF BRIDGELESS PFC CONVERTERS

SEMICONDUCTOR COMPONENTS ...

1. A method of operating a power converter, comprising:operating the power converter during a positive half-line cycle of an alternating current (AC) source by:
charging a primary winding of a multi-winding boost inductor with a charging current having a first polarity; and then
discharging the primary winding with a first discharge current having the first polarity;
sensing a falling edge of a voltage at a switch node by way of a secondary winding of the multi-winding boost inductor coupled to a comparator; and
triggering a subsequent charging of the primary winding during the positive half-line cycle based on the falling edge;
operating the power converter during a negative half-line cycle of the frequency of the AC source by:
charging the primary winding of the multi-winding boost inductor with a charging current having a second polarity opposite the first polarity; and then
discharging the primary winding with a second discharge current having the second polarity;
sensing a rising edge of the voltage at the switch node by way of the secondary winding of the multi-winding boost inductor coupled to the comparator; and
triggering a subsequent charging of the primary winding in the negative half-line cycle based on the rising edge.

US Pat. No. 10,432,085

DIGITAL CONTROL OF SWITCHED BOUNDARY MODE PFC POWER CONVERTER FOR CONSTANT CROSSOVER FREQUENCY

MICROCHIP TECHNOLOGY INCO...

1. A circuit arrangement for switched boundary mode power conversion, comprising at least:an input for receiving an input voltage from a power supply;
an output to provide an output voltage to a load;
an energy storage device;
a controllable switching device; and
a signal processor, connected with the controllable switching device and being configured for zero-current switching of the switching device; wherein
the signal processor is further configured to determine an on-time period for the switching device in one or more switching cycles based on the output voltage and the output of a crossover frequency control module, which crossover frequency control module is configured to provide a constant open loop gain crossover frequency to improve a transient response characteristic of the circuit arrangement.

US Pat. No. 10,432,083

PROTECTION CONTROL APPARATUS FOR POWER CONVERSION CIRCUITRY AND CONTROL METHOD THEREOF

Toyota Jidosha Kabushiki ...

1. A protection control apparatus for power conversion circuitry, the protection control apparatus comprising:a computer configured to monitor a plurality of fail signals delivered from the power conversion circuitry to a first number of first signal lines, and create reject information indicating whether each of the fail signals is enabled or rejected;
a communication controller configured to receive the reject information on each of the fail signals from the computer via a second number of communication lines, and deliver a plurality of reject signals to the first number of second signal lines, based on the reject information, the second number being smaller than the first number; and
shutdown circuitry provided on a same chip or a same module as the communication controller, the shutdown circuitry being configured to permit driving of the power conversion circuitry or shut down the power conversion circuitry, based on the fail signals received from the first number of the first signal lines, and the reject signals received from the first number of the second signal lines.

US Pat. No. 10,432,082

METHOD AND APPARATUS FOR CURRENT CONTROL IN INPUT POWER ADAPTERS FOR A DC BUS-BASED POWER ROUTER

Katerra, Inc., Menlo Par...

1. An electrical power input adapter coupled to a direct current (DC) bus in a power distribution system, comprising:a first interface having an input to couple to an electrical power supply to receive one of an alternating current (AC) power signal and a DC power signal at a first voltage level transmitted from the electrical power supply, and having an output to transmit the one of the alternating current (AC) power signal and the DC power signal at the first voltage;
an electrical converter having an input coupled to the output of the first interface to receive and convert the one of the AC power signal and the DC power signal at the first voltage to a DC power signal at a second fixed voltage, and having an output to transmit the DC power signal at the second voltage;
a second interface comprising:
a current limiter having an input coupled to the output of the electrical converter to receive and limit an amperage of the DC power signal at the second voltage, and having an output to transmit the DC power signal at the second voltage and at the limited amperage;
a programmable switch coupled to the output of the current limiter to receive the DC power signal at the second voltage and at the limited amperage and transmit the DC power signal at the second voltage and at the limited amperage;
a controller coupled to the programmable switch to control when, within a period of time, the programmable switch is to transmit the DC power signal at the second voltage and at the limited amperage;
an integrator, having an input coupled to the programmable switch and having an output coupled to the DC bus, to:
receive the DC power signal at the second voltage and at the limited amperage when transmitted within the period of time;
convert the DC power signal at the second voltage and at the limited amperage to a DC power signal at the second voltage and at a second amperage that is proportional to the limited amperage integrated over the period of time; and
transmit the DC power at the second voltage and at the second amperage for the period of time to the DC bus.

US Pat. No. 10,432,081

WAVEFORM SHAPING CIRCUIT, SEMICONDUCTOR DEVICE, AND SWITCHING POWER SUPPLY DEVICE

FUJITSU LIMITED, Kawasak...

1. A waveform shaping circuit comprising:a first parallel circuit including a first capacitance element and a first resistance element coupled in parallel with each other, a positive pulse voltage being applied to a first terminal of the first capacitance element and a second terminal of the first resistance element, a gate terminal of a field-effect transistor being electrically coupled to a third terminal of the first capacitance element and a fourth terminal of the first resistance element;
a first Zener diode having a first anode coupled to the third terminal and the fourth terminal; and
a second parallel circuit including a second capacitance element and a second resistance element coupled in parallel with each other, a first cathode of the first Zener diode being coupled to a fifth terminal of the second capacitance element and a sixth terminal of the second resistance element, and a seventh terminal of the second capacitance element and an eighth terminal of the second resistance element being at a reference potential.

US Pat. No. 10,432,080

DRIVING DEVICE OF SEMICONDUCTOR DEVICE

FUJI ELECTRIC CO., LTD., ...

1. A driving device of a semiconductor device comprising:a plurality of protection factor detection units configured to detect an occurrence of a protection factor, the protection factor requiring for a protection operation of the semiconductor device constituting a power converter, the plurality of protection factor detection units being configured to output a protection factor generation signal;
an identification signal generation unit configured such that when any of the plurality of protection factor detection units outputs the protection factor generation signal, the identification signal generation unit generates a protection factor identification signal, the protection factor identification signal having pulse widths different depending on the plurality of protection factor detection units;
a continuation signal generation unit configured to generate a protection factor continuation signal while any of the plurality of protection factor detection units outputs the protection factor generation signal;
a signal selection unit configured to select any one of the protection factor identification signal and the protection factor continuation signal; and
an alarm signal output unit configured to output a selection signal selected by the signal selection unit as an alarm signal.

US Pat. No. 10,432,079

ELECTRICAL ENERGY GENERATING BRUSHLESS DC MOTOR

1. A brushless direct current (BLDC) motor that generates electrical energy while operating as a motor, comprising:a permanent magnet rotor that provides a magnetic field for motor operation, the rotor having a plurality of magnetic poles;
a dual-purpose stator winding assembly positioned proximal to the rotor and having a plurality of first windings configured to produce torque in the rotor and a plurality of second windings configured to generate electrical energy during motor operation, wherein the plurality of first windings are physically and electrically separated from the plurality of second windings, wherein the plurality of second windings are positioned closer to the permanent magnet rotor than the plurality of first windings, whereby during motor operation while the plurality of first windings are producing torque in the rotor, electrical energy is generated by the plurality of second windings due to a rotation of the rotor, and wherein the stator winding assembly includes a plurality of stator poles, each stator pole includes at least one first winding and at least one second winding.

US Pat. No. 10,432,078

MAGNETIC GEAR WITH A MAGNETIC FLUX CONDUCTOR ARRANGEMENT

1. A magnetic gear comprisinga first magnetic rotor (210) with a first shaft (6); and
a second magnetic rotor (220) with a second shaft (7);
a support structure, comprising a first end shield (5a) and a second end shield (5b) connected by a stator support element (4);
wherein the first shaft (6) is supported by a first bearing (1a) attached to the first end shield (5a) and the second shaft (7) is supported by a second bearing (1b), the first and second magnetic rotors (210, 220) are displaced in axial direction from each other in an axial gap; and
wherein the first shaft and second shaft are approximately aligned in opposite axial directions; and
wherein a plurality of magnetic flux conductors (3) encircles the first and second magnetic rotors, thereby conducting magnetic flux from the first magnetic rotor (210) to the second magnetic rotor (220); and
the magnetic gear comprises a dividing wall (201) arranged in the axial gap between the first magnetic rotor and the second magnetic rotor, to separate a first chamber from a second chamber.

US Pat. No. 10,432,077

VOICE COIL MOTOR

LG INNOTEK CO., LTD., Se...

1. A voice coil motor (VCM), comprising:a cover can made of metal material, the cover can comprising a top plate comprising a hole, and a side plate extending from the top plate;
a bobbin disposed in the cover can;
a coil disposed on the bobbin;
a magnet disposed between the bobbin and the side plate of the cover can and facing the coil;
a base disposed below the bobbin and coupled with the side plate of the cover can;
a first elastic member comprising an inner portion coupled with a lower surface of the bobbin, an outer portion coupled with an upper surface of the base, and a coupling portion connecting the inner portion and the outer portion, the first elastic member comprising two elastic members spaced apart from each other and the two elastic members being electrically connected to the coil; and
a terminal comprising two terminal parts electrically connected to the two elastic members, respectively,
wherein the terminal comprises an inclined portion with respect to the side plate of the cover can,
wherein the terminal comprises first and second portions that are parallel to the side plate of the cover can, and
wherein the inclined portion of the terminal connects the first portion of the terminal and the second portion of the terminal.

US Pat. No. 10,432,076

HYBRID ELECTRICAL MACHINE

MMT SA, Zug (CH)

1. A hybrid electrical machine comprising:N phases, N being greater than or equal to 1, each phase comprising first and second assemblies adapted to move with respect to each other, one of said assemblies being a magnetised assembly, one or other of said assemblies comprising at least one coil, each of said assemblies having a set of teeth including a number of teeth also distributed in a plurality of periods;
a. said first assembly including a first magnetized part and a second magnetised part, said first magnetized part comprising a first magnet coupled magnetically to a first pair of toothed yokes, said second magnetized part comprising a second magnet coupled magnetically to a second pair of toothed yokes, said first and second magnets are different and separated, said first magnet being polarised on an identical axis and in an opposite direction to polarisation of said second magnet, one of said first pair of toothed yokes being coupled magnetically by a ferromagnetic piece to one of said second pair of toothed yokes;
b. said second assembly comprises at least two toothed zones, with pitches identical to pitches of said pairs of toothed yokes, said toothed zones being coupled magnetically by a ferromagnetic piece; and
c. one of said assemblies comprising said toothed zones and said pairs of toothed yokes having at least two sets of teeth in phase, and said other assembly having at least two sets of teeth out of phase by a half-period.

US Pat. No. 10,432,075

LINEAR MOTOR

AAC Technologies Pte. Ltd...

1. A linear motor comprising:a housing with an accommodation space;
a magnet assembly accommodated in the accommodation space, the magnet assembly including a main magnet unit and two auxiliary magnet units located on both sides of the main magnet unit for forming a magnetic gap;
a vibration member accommodated in the accommodation space, the vibration member including a coil inserted into the magnetic gap and weights located at both sides of the coil;
a support member suspending the vibration member in the accommodation space, the support member including an elastic supporting member supporting the vibration member and a coil frame inserted into the magnetic gap; wherein
the coil frame is disposed between the coil and the main magnetic unit, and the coil is wound around a side surface of the coil frame opposite to the main magnet unit; and
each weight comprises a top face connecting the elastic supporting member, a bottom face opposite to the top face, and a side face connecting the top face with the bottom face, with a first limiting slot formed as concave from the side face toward the direction away from the coil, and the coil is received in the first limiting slot; wherein,
the vibration member further comprises a connecting piece connecting the coil and the weights, the coil and the weights are sandwiched between the connecting piece and the elastic supporting member; the connecting piece comprises a coil connecting section matched with the coil in shape and a weight connecting section extending in a direction from both ends of the coil connecting section to the weights, the coil is connected with the coil connecting section, the weight connecting section is connected with the weights; and each weight comprises a second limiting slot formed as concave from the bottom face to the top face and communicating with the first limiting slot, the second limiting slot is matched with the connecting piece in shape and accommodates the weight connecting section.

US Pat. No. 10,432,074

VIBRATOR UNIT AND VIBRATION GENERATOR

MINEBEA CO., LTD., Kitsa...

1. A vibrator unit capable of being attached to a housing of a vibration generator, the vibrator unit comprising:a vibrator including a magnet and a back yoke arranged on or above the magnet; and
an elastic member including:
a vibrator attachment part attached to the vibrator;
a housing attachment part attached to the housing; and
an arm part coupling the vibrator attachment part and the housing attachment part, said arm part displaceably supporting the vibrator attachment part at least in a horizontal direction with respect to the housing attachment part,
the back yoke including a planar part arranged on or above the magnet and a holding part bending the planar part toward a frame from the planar part,
the vibrator attachment part being held and embraced by the holding part,
the holding part includes a hole,
the vibrator attachment part includes a projecting part, and
the projecting part is fitted in the hole.

US Pat. No. 10,432,073

MEDICAL PUMP

JOHNSON ELECTRIC INTERNAT...

1. A medical pump comprising:a single phase synchronous motor comprising a stator and a rotor rotatable relative to the stator, the rotor comprising a plurality of permanent magnets, the stator comprising a stator core and a winding wound around the stator core,
wherein the medial pump further comprises an AC-DC conversion circuit and a bidirectional AC switch, an external AC power and the stator winding of the motor are connected in series between a first node and a second node, and the AC-DC conversion circuit and the bidirectional AC switch are connected in parallel between the first node and the second node.

US Pat. No. 10,432,072

DUAL SHAFT INTEGRATED MOTOR

NSK LTD., Tokyo (JP)

1. A dual shaft integrated motor including an inner rotor and an outer rotor that are independently rotatable and rotate in an identical pivotal direction, the inner rotor and the outer rotor each having an output shaft positioned on one end of the pivotal direction, the dual shaft integrated motor comprising:a detection unit including a first detection unit configured to detect a rotation angle of the inner rotor, and a second detection unit configured to detect a rotation angle of the outer rotor;
a bearing unit including a first bearing configured to rotate in conjunction with the inner rotor, and a second bearing configured to rotate in conjunction with the outer rotor;
a stator core unit including a first core serving as a stator core of the inner rotor, and a second core serving as a stator core of the outer rotor; and
a base to which the detection unit, the bearing unit, and the stator core unit are sequentially attached from the one end,
wherein a magnet provided in the inner rotor and the first core each have a shaft length in the pivotal direction longer than a shaft length of a magnet provided in the outer rotor and a shaft length of the second core, and
wherein a shaft length of the second bearing is longer than a shaft length of the first bearing and
wherein the first bearing and second bearing are located at one end of the motor.

US Pat. No. 10,432,071

MANUFACTURING PROCESS FOR THE STATOR AND/OR ROTOR WINDINGS OF AN ELECTRIC MACHINE

SIPRO S.R.L., Lentate su...

1. Manufacturing process for stator and/or rotor windings of an electric motor including a number of cavities distributed along a cylindrical internal surface of the stator and/or a cylindrical external surface of the rotor, respectively, each having a first lateral mouth provided on a first side (A) of the stator and/or the rotor, respectively, a second lateral mouth provided on an opposite side (B) of the stator and/or of the rotor, respectively, and an internal mouth provided on the cylindrical internal surface of the stator and/or along the cylindrical external surface of the rotor, respectively, and further including:A supporting shaft (2) for the stator (1) and/or the rotor, respectively, capable of rotating around its axis, which happens to coincide with the axis of the cylindrical internal surface of the supported stator and/or the axis of the cylindrical external surface of the supported rotor, respectively;
A first (3) and a second (3?) working station respectively allocated on a position opposite to the sides (A, B) of the stator and/or the rotor, respectively, next to the outlet area of one of the first and second lateral mouths, respectively,
A first (4) and a second (4?) carriers, allocated on the first and the second working station, respectively, used for sliding and dragging the wire (f) destined to form the windings in an opposite cavity at the moment processed,
A first (5) and a second (5?) clamp, present on the first and the second working station, respectively, capable of grasping and moving the tip of the wire (f) of the winding in processing phase,
A first (6) and a second (6?) sensor, present on the first and the second working station, respectively, capable of detecting arrival of the extremity of the wire (f) that has crossed a cavity in a processing phase, and comprising the following processing phases aimed at obtaining the progressive passing of the wire in an alternate direction and subsequently, within an established orderly series of cavities:
1. Positioning of the shaft (2) so as to bring a lateral mouth of a first cavity of the series of cavities into a position opposite the first and second carriers (4, 4?);
2. Introducing the tip of the wire, by the first clamp (5), into a first carrier (4) and subsequently introducing the tip, by the action of the first carrier, into the first lateral mouth of the first cavity, and its sliding the wire within the first cavity and exiting from a second lateral mouth, until the wire has passed through the second carrier (4?) and is detected by the second sensor (6?);
3. Actuating the second clamp (5?), which after grasping the wire next to its tip moves a certain distance in the forward direction of the wire and rotates its tip until orienting it into an opposite direction, either in this phase or in one of the phase 4, 5 and 6 outlined below;
4. Continuing the exit of the wire from the second lateral mouth, until the length of the exited wire has reached a value adequate for completing the passing of the wire into the mentioned series of cavities;
5. Arresting the dragging action of the first (4) and the second (4?) carrier and starting the action of a third clamp (7) in the first working station, which blocks the tail of the wire near the first lateral mouth of the first cavity of the series of cavities;
6. Disengaging the wire from the first and second carrier and rotating the shaft (2), together with the mentioned third clamp (7), until the lateral mouths of the second cavity of the mentioned series of cavities are brought to a position opposite the mentioned carriers;
7. Repeating the previous processing phases 2 and 3, while interpreting the same substituting the terms “first clamp (5)”, “first carrier (4)”, “first mouth of the first cavity”, “second mouth”, “second carrier (4?)” and “second sensor (6?)”, with the terms “second clamp (5?)”, “second carrier (4?)”, “second mouth of the second cavity”, “first mouth”, “first carrier (4)” and “first sensor (6)”, respectively;
8. Continuing the exit of the wire from the first lateral mouth of the second cavity of the mentioned series of cavities, until the wire has disengaged from the second carrier and the length of the wire connecting the second lateral mouth of the first cavity of the series of cavities to the second lateral mouth of the second cavity has been reduced by a certain value slightly exceeding the distance between the internal mouths of the first and second cavities;
9. Disengaging the wire from the first carrier and rotating the shaft (2) until the lateral mouths of a third cavity of the series of cavities are brought to a position opposite the first and second carriers;
10. Repeating, mutatis mutandis, the previous operations from 7 to 9 for all the remaining cavities of the series of cavities, until the tip of the wire exits from one of the lateral mouths of the last cavity of the series of cavities.

US Pat. No. 10,432,069

CONTROLLER-INTEGRATED ROTARY ELECTRIC MACHINE

Mitsubishi Electric Corpo...

1. A controller-integrated rotary electric machine having a power circuit portion provided between an external power source and a stator winding of a rotary electric machine main body, wherein the power circuit portion includes:a positive-side power input/output terminal and a negative-side power input/output terminal that are electrically connected to the external power source;
a power module that is connected to the external power source by the positive-side power input/output terminal and the negative-side power input/output terminal, is also connected to the stator winding, and performs power conversion between the external power source and the stator winding; and
a single heat sink that cools the power module,
the positive-side power input/output terminal being fixed to the single heat sink via an insulating material, and
the negative-side power input/output terminal being fixed directly to the single heat sink, wherein
either one of the positive-side power input/output terminal and the negative-side power input/output terminal is attached to a harness mount provided with an even number of depressions arranged at approximately equal intervals, and
the other one of the terminals is attached to a harness mount provided with an odd number of depressions arranged at approximately equal intervals, the odd number of depressions being three or more.

US Pat. No. 10,432,068

SENSING UNIT AND MOTOR USING THE SAME

LG INNOTEK CO., LTD., Se...

1. A sensing unit for a motor, comprising:a rotating shaft;
a sensing plate press-fitted to a structure in which the sensing plate passes through the rotating shaft, wherein the sensing plate comprises a through hole and at least one anti-slip projection formed at and protruding from an inner surface of the through hole;
a sensing magnet disposed on the sensing plate; and
a fixing plate coupled to a center of the rotating shaft by a coupling member and disposed in a structure in which the fixing plate covers an exposed surface of the sensing magnet,
wherein the fixing plate is coupled to the center of the rotating shaft when an exposed surface of the sensing plate is pressurized,
wherein an outer radius of the sensing magnet is smaller than an outer radius of the fixing plate and the outer radius of the fixing plate is smaller than an outer radius of the sensing plate, and
wherein the fixing plate is disposed to cover a top surface and an outer surface of the sensing magnet.

US Pat. No. 10,432,067

ELECTRIC MOTOR

DENSO CORPORATION, Kariy...

1. An electric motor comprising:a rotor having a plurality of magnetic poles arranged in a circumferential direction and being configured to be rotatable about an axis;
a stator coil including phase windings of a plurality of phases, the phase windings constituting, for each phase, a forward-wound portion in which an electric wire is wound in a forward winding direction and a reverse-wound portion in which the electric wire is wound in a reverse direction to the forward winding direction, the forward-wound and reverse-wound portions of the plurality of phases being arranged in the circumferential direction;
a substrate having a drive circuit, a control circuit and three magnetic sensors mounted thereon, the drive circuit being configured to output, for rotating the rotor, alternating current to the stator coil and thereby cause a rotating magnetic field to be outputted from the stator coil to the plurality of magnetic poles, the control circuit being configured to control the drive circuit, the three magnetic sensors being configured to detect, for detecting rotation of the rotor, magnetic flux from the plurality of magnetic poles; and
three guide members provided to guide the magnetic flux emanating from the plurality of magnetic poles respectively to the three magnetic sensors, at least one of the three guide members being arranged at a first position where magnetic fluxes respectively emanating from one pair of the forward-wound and reverse-wound portions of the same phase are canceled by each other, at least one of the three guide members other than the at least one guide member arranged at the first position being arranged at a second position, the second position being different from the first position,
wherein
the control circuit controls, based on detection values of the three magnetic sensors, the drive circuit to activate the rotor, and
after completion of the activation of the rotor, the control circuit controls rotational speed of the rotor based on the detection values of at least one of the three magnetic sensors which detects the magnetic flux guided by the at least one guide member arranged at the first position.

US Pat. No. 10,432,066

GENERATING YOUR OWN POWER

1. A portable apparatus for generating electrical power comprising:a stator comprising a plurality of coils, coil units or coil segments for independently generating electrical power, wherein the stator comprises a printed coil laminate comprising a sheet of insulator material and a printed conductor comprising conductive ink printed upon the sheet of insulator material arranged to form said plurality of coils, coil units or coil segments; and
a reciprocator comprising a magnet, the reciprocator being responsive to vibrations and/or shocks and moves in that regard within an environs of the stator so as to generate electrical power, wherein the reciprocator comprises a magnetised disc which is movable within a volume comprising said stator, and wherein the magnetised disc is freely movable in all directions within a single plane;
wherein the apparatus is connectable to a portable electronic device so as to power that device and/or to a storage device for storing the generated electrical power.

US Pat. No. 10,432,065

BRUSHLESS MOTOR FOR A POWER TOOL

MILWAUKEE ELECTRIC TOOL C...

1. A power tool, comprising:a housing;
a controller within the housing; and
a brushless motor within the housing and controlled by the controller, the brushless motor including:
a stator assembly including a stator core having stator laminations with an annular portion and inwardly extending stator teeth, wherein the stator assembly defines a stator envelope in an axial direction extending between axial ends of stator end caps of the stator assembly,
a rotor assembly including:
a rotor core having rotor laminations and defining a central aperture that extends in the axial direction and that receives an output shaft,
a front rotor end cap provided on a first side of the rotor core, wherein the front rotor end cap has a front bearing holder, and
a rear rotor end cap provided on a second side of the rotor core, wherein the rear rotor end cap has a rear bearing holder and defines a channel open on a side of the rear rotor end cap facing the rotor core, and
a position sensor board assembly including position sensors and configured to provide position information of the rotor core to the controller, wherein the position sensor board assembly is provided in the channel,
wherein the rotor assembly and the position sensor board assembly are provided at least partially within the stator envelope.

US Pat. No. 10,432,064

HUB MOTOR ARRANGEMENT OR VEHICLE WITH HUB MOTOR ARRANGEMENT

RAZOR USA LLC, Cerritos,...

1. A hub motor arrangement, comprising:a housing defining an interior space and an axis of rotation;
an axle defining the axis of rotation of the housing, wherein a first end portion of the axle is located outside of the interior space of the housing and a second end portion of the axle is located within the interior space of the housing such that the axle does not pass completely through the housing;
a first plurality of planet gears, each of the first plurality of planet gears supported on a first planet carrier, the first planet carrier comprising a carrier sun gear;
a second plurality of planet gears, each of the second plurality of planet gears supported on a second planet carrier and driven by the carrier sun gear;
a motor, wherein the first plurality of planet gears and the second plurality of planet gears are positioned between the axle and the motor along the axis of rotation;
a sun gear driven by the motor and that drives the first plurality of planet gears;
a ring gear driven by the first plurality of planet gears and the second plurality of planet gears, wherein the ring gear drives the housing for rotation about the axis of rotation;
wherein the motor is coupled for rotation with the ring gear and the housing.

US Pat. No. 10,432,063

MAGNETICALLY LEVITATED ARRANGEMENT AND USE OF MAGNETICALLY LEVITATED ARRANGEMENT OF THIS KIND

AIRBUS OPERATIONS GMBH, ...

1. A magnetically levitated arrangement for contactless movement relative to a material surface, comprising:at least one magnetizable reaction surface, and
at least one magnetically levitated unit, which is adapted to be arranged relative to the reaction surface so as to interact therewith, wherein the magnetically levitated unit has at least one pair of rotatably supported rotary magnet units, each rotary magnet unit being rotatable about an axis of rotation and having a plurality of magnetic elements arranged with alternating poles and respectively substantially parallel to the axis of rotation perpendicularly to the reaction surface, and each pair of the rotary magnet units being formed to interact, due to rotation of the two rotary magnet units in opposite directions relative to one another and relative to at least one reaction surface, in such a way with the reaction surface that
forces holding the at least one magnetically levitated unit at a distance from the at least one reaction surface are generated,
due to the opposite directions of rotation of the rotary magnet units of each pair, a directed drive force moving the magnetically levitated unit relative to the reaction surface can be generated, and
a fiber composite surface disposed between the at least one reaction surface and the at least one magnetically levitated unit,
wherein a contactless movement relative to the fiber composite surface is achieved by the at least one magnetically levitated unit,
wherein the forces holding the at least one magnetically levitated unit at a distance from the at least one reaction surface act so that the distance maintained due to these forces between the at least one magnetically levitated unit and the at least one reaction surface permits a contactless take-up of the fiber composite surface between the at least one magnetically levitated unit and the at least one reaction surface.

US Pat. No. 10,432,062

LINEAR ACTUATOR

1. A linear actuator comprising a housing, an electric motor a transmission, a spindle in connection with the transmission, a spindle nut on the spindle, a tubular adjustment element, which with a rear end is connected to the spindle nut, a guide tube for the tubular adjustment element, a chassis in which the guide tube with a rear end is secured, and a mounting bushing in which the rear end of the guide tube is secured and where the mounting bushing is secured to the chassis, wherein stampings are done from an outer side of the mounting bushing and into the guide tube for retaining the guide tube, wherein the stampings are made opposite of screw channels in the guide tube and the stampings are received in the screw channels.

US Pat. No. 10,432,061

FLYWHEEL ASSEMBLY

GKN HYBRID POWER LIMITED,...

1. An annular rotor for a flywheel, the rotor comprising:a tow comprising a matrix of fibres wound about an axis and arranged in layers comprising a gap between adjacent tow windings, wherein a winding angle between a normal to the axis and the tow is less than 3.5° and the matrix further comprises magnetic particles of a size less than a critical flaw size of the tow, wherein the critical flaw size is calculated based on a maximum amount of stress that the annular rotor is to be exposed to during operation of the flywheel.

US Pat. No. 10,432,060

STATOR INSULATOR WITH PROTRUSIONS FOR MOUNTING BUS BAR

LG Innotek Co., Ltd., Se...

1. A motor comprising:A stator including a stator core, a coil wound around the stator core, and an insulator mounted on the stator core and configured to insulate the coil and the stator core, wherein the insulator includes a vibration prevention unit;
a busbar disposed on the stator and conductively connected to the coil, including a plurality of recesses wherein each recess has an upper surface and a lateral surface perpendicular to the upper surface and is formed on an inner circumferential surface of the busbar to receive the vibration prevention unit, and including guide units disposed between adjacent recesses;
a rotor disposed inside the stator; and
a shaft coupled to the rotor,
wherein the vibration prevention unit extends upward from an upper surface of an inner circumferential part thereof and is in contact with the inner circumferential surface of the busbar;
wherein sides of the vibration prevention unit are in contact with and rub sides of the guide units,
wherein the vibration prevention unit includes a hook formed on an upper end of the vibration prevention unit, the hook is formed to protrude inwardly, and the hook includes a blocking surface blocking an upper surface of the busbar,
wherein the recesses are formed to be inclined toward a center of a ring-shaped body made of an insulating material and provided on the busbar, and
wherein a side of the vibration prevention unit is formed to be inclined.

US Pat. No. 10,432,059

ELECTRIC ACTUATOR

JOHNSON ELECTRIC INTERNAT...

1. An electric actuator comprising:a motor comprising an outer housing accommodating a stator and a rotor therein and a rotary shaft extending from an end surface of the outer housing; and
a vibration damping gasket made from a resilient material which is attached to the motor, the vibration damping gasket comprising an annular body sleeved on the outer housing of the motor and an end wall abutting against the end surface of the outer housing from which the rotary shaft extends from, the end wall defining a through hole through which the rotary shaft extends; and wherein
the annular body of vibration damping gasket comprises an inner cylindrical surface which expands radially and tightly hoops a side surface of the outer housing, and the end wall of the vibration damping gasket comprises an inner flat surface directly contacted the end surface of the outer housing.

US Pat. No. 10,432,058

DEVICE FOR THE VIBRATION-DECOUPLED MOUNTING OF A MOTOR

1. A device for vibration-decoupled mounting of an electric motor, in particular a fan drive of a heating or air conditioning system of a motor vehicle, the device comprising:a plurality of damping and/or decoupling elements arranged on a motor side, at least one of the plurality of damping or decoupling elements being supported eccentrically in relation to the electric motor, a stator of the electric motor, a pole housing of the electric motor, or a motor housing of the electric motor in an axial direction,
wherein the at least one of the plurality of damping or decoupling elements comprises:
an axially running slot configured to receive a stabilizing rib of the electric motor in a form-fitting manner; and
a plurality of radially running recess holes on a surface of the at least one of the plurality of damping or decoupling elements,
wherein the axially running slot is on a first surface which is opposite from the surface in which the plurality of radially running recess holes is located, and
wherein the plurality of radially running recess holes extend in a radial direction at lateral sides of the axial running slot toward the first surface without extending through the first surface.

US Pat. No. 10,432,057

MOTOR AND BRAKE DEVICE INCLUDING SAME

LG Innotek Co., Ltd., Se...

1. A motor comprising:a rotary shaft;
a rotor part in which the rotary shaft is disposed;
a stator part disposed outside the rotor part;
a housing configured to accommodate the rotor part and the stator part, and having an opening formed in one side thereof; and
a motor cover disposed at the opening of the housing,
wherein the motor cover comprises:
a motor cover body;
a first protruding part and a second protruding part that are each formed at a predetermined location radially outward from a center of the motor cover body and configured to protrude from the motor cover body; and
a third protruding part formed to protrude from an edge of the motor cover body,
wherein a sealing part is disposed between an end portion of the housing, which is disposed between the second protruding part and the third protruding part, and the second protruding part,
wherein the second protruding part is formed to have a ring shape,
wherein the second protruding part is formed so that a part of a lower portion of an outer surface thereof is bent toward the third protruding part,
wherein the sealing part is disposed to cover an end portion of the second protruding part, and
wherein one region of the sealing part is disposed between an inner circumferential surface of the housing and an outer side surface of the second protruding part.

US Pat. No. 10,432,056

ELECTRIC MACHINE ROTOR ENDCAP

Ford Global Technologies,...

1. A vehicle electric machine comprising:a stator including end windings extending axially from the stator; and
a rotor disposed within the stator and including an endcap having an outer face (i) bounded by an outermost perimeter corner and an outer periphery and (ii) defining outlets configured to release coolant on the outer face, the outermost perimeter corner being furrowed to distribute the coolant on the outer face to different axial locations of the end windings during rotation.

US Pat. No. 10,432,055

MOTOR, ACTUATOR, SEMICONDUCTOR MANUFACTURING APPARATUS, AND FLAT DISPLAY MANUFACTURING APPARATUS

NSK LTD., Tokyo (JP)

1. A motor comprising:a stator which includes a coil and a stator core;
a rotor which is disposed at the outside of the stator in the radial direction and rotates relative to the stator;
a rotor housing which rotates along with the rotor;
a stator housing which fixes the stator thereto, includes a space formed between the stator housing and the rotor housing, and overlaps the rotor housing with a first gap interposed therebetween in the entire circumferential direction;
a bearing which supports the rotor housing to be rotatable relative to the stator housing;
an annular member which overlaps the stator housing with a second gap interposed therebetween in the entire circumferential direction inside the space;
an exhaust hole which sucks and discharges air of the space through the second gap; and
an exhaust groove which is interposed between the second gap and the exhaust hole and is provided at the stator housing in the entire circumferential direction along the second gap.

US Pat. No. 10,432,054

VEHICLE BRUSHLESS AC GENERATOR

Mitsubishi Electric Corpo...

1. A vehicle brushless AC generator, comprising:a rotary shaft;
a magnetic pole core firmly fixed to the rotary shaft, the magnetic pole core having a magnetic pole;
a field coil fixedly mounted on an inner peripheral portion of the magnetic pole core;
a yoke section that firmly fixes the field coil to form a magnetic circuit with a bias of the field coil;
a bowl-shaped front bracket that firmly fixes the yoke section and is supported by the rotary shaft through intermediation of a front bearing;
a stator core arranged to be opposed to the magnetic pole core through intermediation of a minute air gap;
a stator coil wound around the stator core;
a bowl-shaped rear bracket that firmly fixes the stator core together with the bowl-shaped front bracket and is supported by the rotary shaft through intermediation of a rear bearing;
a voltage regulator mounted to the bowl-shaped rear bracket, for controlling an energization current of the field coil;
a lead wire having one end connected to the field coil and another end connected to the voltage regulator, the lead wire being arranged at an inner peripheral portion of each of the bowl-shaped front bracket and the bowl-shaped rear bracket;
a groove formed in an inner wall of the bowl-shaped front bracket; and
a mold body mounted in the groove, the mold body comprising a body formed separately from the lead wire and into which the lead wire is insertable, so as to be disposed about an outermost layer of the lead wire for insulating and protecting the lead wire.

US Pat. No. 10,432,053

STATOR FOR ROTATING ELECTRICAL MACHINE

DENSO CORPORATION, Kariy...

1. A stator for a rotating electrical machine, comprising:an annular stator core in which a plurality of slots are formed to be arrayed in a circumferential direction of the stator core;
a stator winding that comprises a plurality of conductor segments having oblique portions formed by open end portions of the conductor segments being twisted in the circumferential direction, the open end portions being inserted into the slots from one of two axial-direction sides of the stator core and extending towards another one of the two axial-direction side of the stator core, and terminals of the oblique portions being joined to one another; and
an insulating sheet member that is interposed between an inner wall surface of each of the slots and each of the conductor segments,
the insulating sheet member is one sheet that is rolled into a cylindrical shape along the inner wall surface of each of the slots, the cylindrical shape extending out of the slots,
each of the slots including
a first portion that houses the conductor segments therein,
a second portion that has a V-shaped cross section that narrows to have a circumferential distance between adjacent surfaces narrower than the circumferential width of each of the conductor segments, that provides a V-shaped space between a nearest conductor segment and the V-shaped cross section when the conductor segments are at a most radially inward or outward position, and that communicates with one of two radial-direction sides of the first portion, and
an opening portion that communicates with an inner-diameter side of two radial direction sides with respect to the first portion and the second portion, and has an opening width that is smaller than a width of each of the conductor segments,
the insulating sheet member including
an overlapping portion in which two circumferential-direction end portions of the insulating sheet member overlap each other, the overlapping portion being disposed on the other of the two radial-direction sides of the first portion, and
a slack portion that is disposed opposite the overlapping portion and that is bent to include a substantially U-shaped cross-section that projects in the radial direction away from a radial-direction end surface of the conductor segments, the slack portion being housed in the second portion of each of the slots,
wherein a cross-sectional area of the second portion of each of the slots is approximately equal to or larger than a cross-sectional area of the slack portion of the insulating sheet member.

US Pat. No. 10,432,052

SIDE WINDING MOTOR STATOR AND MANUFACTURING METHOD THEREOF

1. A side winding motor stator, comprising:a plurality of stator structures, engaged side by side to form a stator module, each of the stator structures further comprising:
a stator tooth; and
an insulated frame, sleeving the stator tooth, further including a sleeve portion, an inner frame, an outer frame and an extension frame integrated as a unique piece, the inner frame and the outer frame being located to opposing ends of the sleeve portion, the extension frame being extended from the outer frame and having a gap;
a plurality of winding structures, each of the plurality of winding structures further including a slot assembly, an alignment portion and a position portion integrated as a unique piece, the slot assembly contacting at one side of the extension frame and having a plurality of lateral slots parallel arranged in an axial direction, the alignment portion engaging the extension frame by buckling the gap, the position portion contacting an outer side of the extension frame by opposing to the slot assembly with respect to the gap; and
a plurality of winding rolls, fixed respectively into the corresponding lateral slots in a buckling manner.

US Pat. No. 10,432,051

DC MOTOR AND METHOD OF MANUFACTURING THE SAME

DENSO CORPORATION, Kariy...

1. A DC motor comprising:a cylindrical yoke constituting a magnetic path;
pole cores fixed to an inner periphery of the yoke so as to be arranged at even intervals along a circumferential direction of the yoke; and
a field conductor that generates a magnetic field to magnetize the pole cores when supplied with a current,
wherein the field conductor includes inter-core conductors, each of which extends in an axial direction of the yoke so as to be disposed between the circumferentially adjacent pole cores,
each of the inter-core conductors being formed by integrating a first conductor part that generates a magnetic field to be applied to one of the circumferentially adjacent pole cores and a second conductor part that generates a magnetic field to be applied to the other of the circumferentially adjacent pole cores, and
wherein the field coil includes coil conductors, each of which is comprised of the circumferentially adjacent inter-core conductors which are joined in a U-shape, the field coil being formed as layers of the coil conductors stacked in a radial direction of the yoke or a layer-stacking direction.

US Pat. No. 10,432,049

ROTOR FOR A ROTARY ELECTRIC MACHINE

MOTEURS LEROY-SOMER, Ang...

1. A rotor for a rotary electric machine, comprising:a rotor magnetic mass;
a housing formed in the rotor magnetic mass; and
at least two permanent magnets defining a first pole of the rotor and a second pole of the rotor adjacent to the first pole, the at least two permanent magnets being disposed in the housing on either side of a radial axis, which passes through the housing, of one of the poles,
wherein among the at least two permanent magnets, permanent magnets inherent to the first pole contribute only to a polarity of the first pole and at least one shared permanent magnet contributes in part to the polarity of the first pole and in part to a polarity of the second pole.

US Pat. No. 10,432,048

SKEWED ROTOR CORES WITH GROOVES FOR REDUCING COGGING TORQUE

NTN CORPORATION, Osaka (...

1. A rotating electric motor comprising:a stator including a stator coil and a stator core provided annularly; and
a rotor located at an inner peripheral side of the stator core and rotatable relative to the stator, the rotor including a rotor core provided at an outer periphery of a rotor rotation shaft via a core support portion, the rotor core having a plurality of magnetic poles in which a plurality of sets of permanent magnets are provided along a circumferential direction, wherein
the rotor core includes a plurality of rotor core divided bodies that are aligned in an axial direction, that are concentrically arranged, and that are shifted in phase from each other by a determined angle, and a pair of grooves are provided on an outer peripheral portion of each rotor core divided body so as to be spaced apart from each other in the circumferential direction with respect to a center of each magnetic pole,
wherein each groove has a deepest point provided within a range of an angle ?a formed by a rotation center of the rotor and both corner ends, in the circumferential direction, of the permanent magnets that form each magnetic pole, and wherein an angle ?b between the deepest point of each groove and the corner ends, in the circumferential direction, of the permanent magnet is in the range equal to or greater than 3° and less than 5°, as an electrical angle, between which cogging torque is not greater than a specified value.

US Pat. No. 10,432,047

ASYMMETRICAL SURFACE GROOVE PATTERNS FOR PERMANENT MAGNET MACHINE ROTORS

Ford Global Technologies,...

1. A permanent magnet machine comprising:a rotor, configured to rotate about an axis, comprising first and second stacks of same laminations defining poles and axial grooves on a circumferential surface, wherein the axial grooves are asymmetric about a centerline of each of the poles, and coupled such that the second stack is flipped relative to the first stack and centerlines of the first stack are aligned with centerlines of the second stack.

US Pat. No. 10,432,044

ROTOR INCLUDING STACKED CORES, MOTOR, METHOD FOR MANUFACTURING ROTOR, AND METHOD FOR MANUFACTURING MOTOR

Denso Corporation, Kariy...

1. A rotor comprising:a rotor core;
permanent magnets arranged on an outer surface of the rotor core in a circumferential direction, wherein the permanent magnets each have a curved outer surface as viewed in an axial direction; and
a tubular non-magnetic cover that covers the outer surfaces of the permanent magnets, wherein
the rotor core includes at least two stacked cores,
the stacked cores each include a stack of core sheets,
one of the stacked cores is a low hardness portion, and another one of the stacked cores is a high hardness portion,
the low hardness portion is formed from a material having a lower hardness than the high hardness portion,
the non-magnetic cover includes a high-pressure contact portion and a low-pressure contact portion,
the high-pressure contact portion of the non-magnetic cover is located on the high hardness portion of the stacked cores, and
the low-pressure contact portion of the non-magnetic cover is located on the low hardness portion of the stacked cores.

US Pat. No. 10,432,043

SLOTTED ROTOR-BRIDGE FOR ELECTRICAL MACHINES

Ford Global Technologies,...

1. An electric machine comprising:a rotor provided with a cavity containing a magnet, an outer periphery, and a top bridge therebetween, the top bridge including at least two slots each having a length in a radial direction, a maximum of the lengths being closest a Q-axis and a minimum of the lengths being closest a D-axis.

US Pat. No. 10,432,042

STATOR STRUCTURE

ASIA VITAL COMPONENTS CO....

1. A stator structure comprising:a bearing cup disposed on a base seat, the bearing cup having a receiving space;
a bearing received in the receiving space, a bottom end of the bearing being formed with an extension section outward extending from the bearing;
a silicon steel sheet assembly fitted around the bearing cup, the silicon steel sheet assembly having an upper end face and a lower end face; and
a press member correspondingly assembled and disposed on a top end of the bearing cup, the press member having a first press section and a second press section protruding from one face of the press member, the first press section correspondingly pressing the extension section of the bearing, the second press section correspondingly pressing the upper end face of the silicon steel sheet assembly.

US Pat. No. 10,432,041

STATOR, MOTOR, COMPRESSOR, AND REFRIGERATING AND AIR-CONDITIONING APPARATUS

Mitsubishi Electric Corpo...

1. A stator comprising:a winding; and
a plurality of split core parts arranged annularly in a circumferential direction around an axis line, each of the plurality of split core parts including:
a yoke part,
a tooth part extending in a radial direction toward the axis line from the yoke part,
a connection part including a curved surface connecting the yoke part and the tooth part,
a first insulator having an outer edge and provided on an end part of the tooth part in an axis line direction parallel to the axis line, and
a second insulator covering a side surface of the tooth part facing in the circumferential direction, wherein
the winding is wound around the connection part and the tooth part with the first insulator and the second insulator in between,
the first insulator includes a first protruding part protruding beyond the curved surface, and
a length from a position farthest from the curved surface, of the outer edge of the first protruding part to the curved surface is larger than five times a thickness of the second insulator.

US Pat. No. 10,432,040

PERMANENT MAGNET SYNCHRONOUS MOTOR

Mitsubishi Electric Corpo...

1. A 10-pole 9-slot stator core including an annular yoke and a plurality of teeth arranged inward of the annular yoke apart in a circumferential direction of the annular yoke, whereineach of the plurality of teeth has a portion around which a coil is wound, wherein
the plurality of teeth include 3N number of teeth groups, wherein
each of the 3N number of teeth groups includes a first tooth, a second tooth, and a third tooth of the 3N number of teeth group sequentially arranged in a rotational direction of the rotor and around which coils of one phase are wound, andwhereina width of the portion of the second tooth is narrower than a width of the portion of the third tooth, and N is an integer of one or greater.

US Pat. No. 10,432,039

PARKING ASSIST SYSTEM AND PARKING ASSIST METHOD

NISSAN MOTOR CO., LTD., ...

1. A parking assist system used in a wireless power supply system which performs wireless power supply between a ground-side coil unit and a vehicle-side coil unit, the parking assist system comprising:a measurement sensor configured to measure a gap between the vehicle-side coil unit and the ground-side coil unit; and
a controller configured to
set in advance a first region defined in a plane including an X-axis direction and a Y-axis direction perpendicular to a Z-axis direction, which is a height direction of a vehicle, in which the wireless power supply is possible when the gap, which is a distance in the Z-axis direction, between the vehicle-side coil unit and the ground-side coil unit is maximum and a second region defined in the plane in which the wireless power supply is possible when the gap is minimum, and
determine a position of the vehicle-side coil unit in the X-axis and Y-axis directions relative to each of the first region and the second region, and
determine a possibility of the wireless power supply based on a gap measurement value measured by the measurement sensor when the position of the vehicle-side coil unit is determined to be outside the first region and inside the second region, and
a display configured to display a result of the determination to an occupant of the vehicle.

US Pat. No. 10,432,038

ELECTRONIC DEVICE AND WIRELESS CHARGING METHOD AND APPARATUS FOR ELECTRONIC DEVICE

1. A wireless charging method for an electronic device, comprising:detecting an environmental parameter transmitted by a wireless charging device; and
moving a receiving antenna board within the electronic device to a designated position of the electronic device according to the environmental parameter, wherein charging efficiency for charging the electronic device at the designated position is higher than charging efficiency for charging the electronic device at other positions;
wherein moving the receiving antenna board within the electronic device to the designated position according to the environmental parameter comprises:
determining a center position of a transmitting antenna board in the wireless charging device according to the environmental parameter; and
moving the receiving antenna board to a position matching with the center position, wherein the position matching with the center position is taken as the designated position;
wherein prior to moving the receiving antenna board within the electronic device to the designated position according to the environmental parameter, the method further comprises:
reserving a designated region on a back surface of the electronic device or a protective cover of the electronic device, wherein the designated region is a range of movement of the receiving antenna board;
wherein a first piston, a second piston, a third piston and a fourth piston are provided within the designated region, wherein a first position of the first piston and a second position of the second piston are perpendicular to each other; the third piston has a linkage relationship with the first piston, and the fourth piston has a linkage relationship with the second piston; moving the receiving antenna board within the electronic device to the designated position according to the environmental parameter comprises:
generating a third control instruction and/or a fourth control instruction according to the environment parameter; and
triggering, by the third control instruction, a third driving device to control the third piston to drive the first piston to transversely push the receiving antenna board, and/or triggering, by the fourth control instruction, a fourth driving device to control the fourth piston to drive the second piston to longitudinally push the receiving antenna board.

US Pat. No. 10,432,036

FOREIGN OBJECT DETECTION

NXP USA, Inc., Austin, T...

10. A device for wireless charging of a remote device, the device comprising:a transmitter circuit configured to:
transmit power to the remote device;
measure first parameters of an antenna circuit connected to an output of the control circuit; and
model the antenna circuit as a first virtual antenna portion and a second virtual antenna portion by assigning predetermined characteristics to the first virtual antenna portion and determining characteristics of the second virtual antennal portion based upon the first parameters; and
detect the presence of a foreign object by:
receiving reference characteristics of the antenna circuit from a receiver device;
measuring second parameters of the antenna circuit;
determine characteristics for the first virtual antenna from the second parameters and by fixing the determined characteristics of the second virtual antenna portion; and
identifying a foreign object by comparing the determined characteristics for the first virtual antenna with the characteristics received from the receiver device.

US Pat. No. 10,432,035

WIRELESS COMMUNICATION DEVICE, METHOD FOR CONTROLLING WIRELESS COMMUNICATION DEVICE, GAME SYSTEM, AND MEMORY SYSTEM

TOSHIBA MEMORY CORPORATIO...

1. A wireless communication device comprising:a first interface configured to electrically connect to a first host device, the first interface communicating with the first host device in accordance with an SD (secure digital) interface;
a first memory part including a nonvolatile memory, the nonvolatile memory operating based on power supplied through the first interface from the first host device;
a wireless antenna generating power based on a radio wave from a second host device different from the first host device;
a second memory part configured to operate based on power generated by the wireless antenna; and
a second interface being configured to operate based on power generated by the wireless antenna, and communicating with the second host device in compliance with an NFC (near field communication), wherein
when the first interface is electrically connected from the first host device, the first interface sends a first data read from at least one of the first memory part and the second memory part to the first host device in accordance with a first command sent from the first host device, and the second interface sends a second data read from at least one of the first memory part and the second memory part to the second host device in accordance with a second command received through the wireless antenna from the second host device, and
when the first interface is electrically disconnected from the first host device, the second interface sends a third data read from the second memory part through the wireless antenna to the second host device in accordance with a third command received through the wireless antenna from the second host device.

US Pat. No. 10,432,034

ON-OFF APPARATUS AND ELECTRONIC DEVICE

TENDYRON CORPORATION, Be...

1. An on-off apparatus, comprising an alternating current (AC) input end, an AC output end, an on-off module, a first direct current (DC) isolating component and a second DC isolating component;wherein, the on-off module comprises a first pin, a second pin, a third pin, a fourth pin and a control pin, the third pin is electrically connected to a DC power supply, the fourth pin is connected to a ground end, and the control pin is configured to receive a control signal; the on-off module is configured to turn on or off a path between the third pin and the fourth pin under control of the control signal; when the path between the third pin and the fourth pin is turned on, a path between the first pin and the second pin is turned on; when the path between the third pin and the fourth pin is turned off, the path between the first pin and the second pin is turned off;
the first DC isolating component is connected between the AC input end and the first pin, the first DC isolating component is configured to isolate a DC signal between the first pin and the AC input end, and to transmit an AC signal between the first pin and the AC input end;
the second DC isolating component is connected between the AC output end and the second pin, the second DC isolating component is configured to isolate a DC signal between the second pin and the AC output end, and to transmit an AC signal between the second pin and the AC output end.

US Pat. No. 10,432,033

ELECTRONIC DEVICE HAVING A SIDEWALL CONFIGURED TO FACILITATE THROUGH-METAL ENERGY TRANSFER VIA NEAR FIELD MAGNETIC COUPLING

NuCurrent, Inc., Chicago...

1. An electronic device comprising:a) an electronic circuit;
b) a sidewall having a surface extending to a perimeter with an end defining a sidewall surface area and having a sidewall thickness oriented about perpendicular to the sidewall surface;
c) a cut-out having a cut-out perimeter defining a cut-out shape oriented parallel to the sidewall surface residing within the sidewall surface area, the cut-out extending through the sidewall thickness; and
d) at least one slit having a slit length extending from a slit proximal end to a slit distal end, a slit width oriented perpendicular to the slit length, and a slit depth extending at least partially within the sidewall thickness, wherein the slit proximal end extends from the cut-out perimeter and the slit distal end extends towards a sidewall edge;
e) wherein the cut-out and the at least one slit define a cut-out pattern surface area, and
wherein a substrate is configured according to the equation:

where A is the cut-out pattern surface area defined by the combined surface areas of the cut-out and the at least one slit and B is the surface area of the sidewall without the cut-out and the at least one slit within the sidewall.

US Pat. No. 10,432,032

WIRELESS SYSTEM HAVING A SUBSTRATE CONFIGURED TO FACILITATE THROUGH-METAL ENERGY TRANSFER VIA NEAR FIELD MAGNETIC COUPLING

NuCurrent, Inc., Chicago...

1. A system configured to transmit and receive wireless electrical energy, the system comprising:a) a transmitting antenna comprising a transmitting inductor coil;
b) a receiving antenna spaced from the transmitting antenna, the receiving antenna comprising at least one receiving inductor coil positioned on a first substrate, the at least one receiving inductor coil having an inner inductor coil diameter;
c) a second substrate having a second substrate surface extending to a second substrate perimeter with an end defining a second substrate surface area and having a second substrate thickness oriented about perpendicular to the second substrate surface, wherein the second substrate is positioned adjacent to the at least one receiving inductor coil;
d) a cut-out residing within the second substrate area, the cut-out having a cut-out perimeter defining a cut-out shape oriented parallel to the second substrate surface, the cut-out extending through the second substrate thickness, wherein the perimeter of the cut-out is aligned in parallel with the inner diameter of the at least one inductor coil; and
e) at least one slit having a slit length extending from a slit proximal end to a slit distal end, a slit width oriented perpendicular to the slit length, and a slit depth extending at least partially within the second substrate thickness, wherein the slit proximal end extends from the cut-out perimeter, the slit distal end extending towards a second substrate edge.

US Pat. No. 10,432,031

ANTENNA HAVING A SUBSTRATE CONFIGURED TO FACILITATE THROUGH-METAL ENERGY TRANSFER VIA NEAR FIELD MAGNETIC COUPLING

NuCurrent, Inc., Chicago...

1. An antenna configured to receive or transmit wireless electrical energy, the antenna comprising:a) at least one inductor coil positioned on a first substrate, the at least one inductor coil having an inner inductor coil diameter;
b) a second substrate having a second substrate surface extending to a second substrate perimeter having an end defining a second substrate surface area and having a second substrate thickness oriented about perpendicular to the second substrate surface, wherein the second substrate is positioned adjacent to the at least one inductor coil;
c) a cut-out residing within the substrate surface, the cut-out having a cut-out perimeter defining a cut-out shape oriented parallel to the second substrate surface, the cut-out extending through the second substrate thickness, wherein the perimeter of the cut-out is oriented in parallel with the inner diameter of the at least one inductor coil; and
d) at least one slit having a slit length extending from a slit proximal end to a slit distal end, a slit width oriented perpendicular to the slit length, and a slit depth extending at least partially within the second substrate thickness, wherein the slit proximal end extends from the cut-out perimeter, the slit distal end extending towards a second substrate edge.

US Pat. No. 10,432,029

POWER TRANSMISSION DEVICE AND NON-CONTACT POWER FEEDING SYSTEM

ROHM CO., LTD., Ukyo-Ku,...

1. A power transmission device which can transmit power to a power reception device by a magnetic field resonance method, the power transmission device comprising:a power transmission-side resonant circuit which includes a power transmission-side coil for performing the power transmission;
a power transmission circuit which can supply an alternating current voltage to the power transmission-side resonant circuit;
a detection circuit which detects an amplitude of a current flowing through the power transmission-side coil; and
a control circuit which performs power transmission control on the power by controlling a state of the supply of the alternating current voltage to the power transmission-side resonant circuit,
wherein before the power transmission, the control circuit acquires, as a determination amplitude detection value, a detection value by the detection circuit when a predetermined determination alternating current voltage is supplied to the power transmission-side resonant circuit, and controls, based on the determination amplitude detection value, performance of the power transmission through a determination as to whether or not the power reception device can perform proper power reception.

US Pat. No. 10,432,028

WIRELESS POWER TRANSMISSION SYSTEM AND WIRELESS POWER RELAY APPARATUS

SAMSUNG ELECTRONICS CO., ...

1. A wireless power relay apparatus, comprising:a plurality of relay resonators, each relay resonator of the plurality of relay resonators configured to relay power from a source resonator configured to wirelessly transmit the power to a target resonator configured to wirelessly receive the power through a mutual resonance, and at least one relay resonator among the plurality of relay resonators having a higher quality factor than the target resonator.

US Pat. No. 10,432,026

PRIMARY-SIDE POWER CONTROL FOR INDUCTIVE POWER TRANSFER

Auckland UniServices Limi...

1. A method of controlling an output voltage of a pickup in an inductive power transfer (IPT) system comprising the pickup, a power supply, and a primary conductive path, the method comprising steps of:deriving an estimate of the output voltage of the pickup from a real component of a voltage across the primary conductive path; and
adjusting a current in the primary conductive path so that the estimated pickup output voltage matches a required pickup output voltage, by controlling a voltage supplied to the primary conductive path by the power supply.

US Pat. No. 10,432,025

SMART MULTICOIL INDUCTIVELY-COUPLED ARRAY FOR WIRELESS POWER TRANSMISSION

1. A power transmission system for wirelessly charging a load comprising:a power driver circuit;
a wireless power transmitter having:
a transmitter primary inductive unit coupled to said power driver circuit and configured to generate an alternating magnetic field;
a transmitter primary resonator receiving electrical power from the transmitter primary inductive unit by electromagnetic induction, said transmitter primary resonator including n inductive elements electrically connected together in parallel to form an array, a subset m of said n inductive elements being in mutual inductance with said transmitter primary inductive unit;
a wireless power receiver having:
a receiver secondary inductive unit for receiving electric power by magnetic field resonance;
a load electrically connected to and being supplied by said wireless power receiver;
wherein said wireless power transmitter and said wireless power receiver are in mutual inductance.

US Pat. No. 10,432,024

SPLIT-PHASE HIGH-EFFICIENCY REACTIVE ENHANCED ACTIVE TRANSDUCER

1. An AC-DC transducer for converting AC voltage to DC voltage, the AC-DC transducer having two parallel phases where each phase comprises:a. a step-down transformer [102] which is a miniature magnetic pulse-transformer connected to each phase of a split phased antenna, comprising a center-tapped primary and a plurality of secondaries;
b. a full wave rectifier [103] connected to said step-down transformer [102] for converting the AC voltage to DC voltage;the AC-DC transducer further comprises:c. at least two capacitors [105], for storing aggregated energy from said split-phased antenna, wherein, a first of said at least two capacitors is connected to a source for recharging while a second of said at least two capacitors is connected to a load providing smooth power supply thereto;
d. a double-position double-throw switch [104] for eliminating flyback and switching said at least two capacitors alternatively between the load and the source;
e. a means of operation [106] of said double-position double-throw switch;
wherein said primary of said a step-down transformer [102] is connected to points on a split phased source [101] that are at largely opposite points of a voltage waveform impressed thereupon.

US Pat. No. 10,432,023

REMOTELY POWERED CONTACTLESS CARD

STMicroelectronics SA, M...

1. A contactless card configured to be powered by an antenna connected to the input of a rectifier having an output coupled to a processing unit configured to consume a first current, the contactless card comprising: a current regulation circuit also connected to the output of the rectifier and configured to absorb a second current such that a sum of the first and second currents is a constant current output from said rectifier, wherein the constant current is set by a current source, and further comprising:a first current mirror configured to generate a third current equal to the first current divided by a constant,
a second current mirror having a first branch receiving the third current and having a second branch coupled to a node coupled to an output of the current source; and
a third current mirror having a first branch coupled to the node and having a second branch coupled to the output of said rectifier.

US Pat. No. 10,432,022

WIRELESS POWER TRANSMISSION SYSTEM AND POWER TRANSMISSION APPARATUS

Panasonic Intellectual Pr...

1. A wireless power transmission system comprising a power transmission apparatus and a power reception apparatus,the power transmission apparatus comprising:
a power transmission circuit that converts DC power of an external DC power supply to AC power;
a first coil connected to the power transmission circuit;
a second coil inductively coupled to the first coil; and
two power transmission electrodes that are connected to the second coil and that transmit the AC power,
the power reception apparatus comprising:
two power reception electrodes disposed opposing the two power transmission electrodes so as to be capacitively coupled with the two power transmission electrodes to wirelessly receive the transmitted AC power;
a third coil connected to the two power reception electrodes;
a fourth coil connected to the third coil; and
a power reception circuit that is connected to the fourth coil and that converts the received AC power to DC power;
the wireless power transmission system having both of the following combinations:
a combination of:
i) a transmission-side series resonance circuit including the first coil and a first capacitor disposed between the first coil and the power transmission circuit, and
ii) a transmission-side parallel resonance circuit including the second coil and a second capacitor disposed between the second coil and the two power transmission electrodes, and
a combination of:
i) a reception-side parallel resonance circuit including the third coil and a third capacitor disposed between the third coil and the two power reception electrodes, and
ii) a reception-side series resonance circuit including the fourth coil and a fourth capacitor disposed between the fourth coil and the power reception circuit.

US Pat. No. 10,432,020

EMERGENCY BACK-UP POWER SYSTEM FOR TRACTION ELEVATORS

1. A back-up power system for supplying an emergency power source to a traction elevator comprising:a source of DC input power;
a microprocessor-based control arrangement configured to recognize phase irregularities in an input power supply and subsequently generate a control signal to remove the input power supply from the traction elevator, the microprocessor-based control arrangement further operable to generate a power control signal; and
a back-up power generating means coupled to the source of DC input power and responsive to the power control signal for converting the DC input power signal into the emergency power source for the traction elevator, wherein the back-up power generating means sequentially switches the DC input power through a transistor arrangement to produce a set of separate sine waves separated in phase, with the power control signal used to control the energy transfer from the DC power source to the output sine waves.

US Pat. No. 10,432,019

POWER CONNECTION CONTROL SYSTEM AND METHOD

NEC CORPORATION, Tokyo (...

1. An outage management apparatus comprising:a processing section that schedules time to establish linkage for every unit of energy provision equipment to an electric power system based on at least either a linkage operation time, which is received from the unit of energy provision equipment, representing a time period from connecting the unit of energy provision equipment to the electric power system to enable a linkage operation of the unit of energy provision equipment with the electric power system or a predicted amount of reverse power flow, which is received from the unit of energy provision equipment, representing an amount of electric power of a reverse power flow from the unit of energy provision equipment to the electric power system, at a time of restoration from a power outage; and
a communication section that transmits a linkage command, for linking the unit of energy provision equipment to the electric power system, to each unit of energy provision equipment according to the scheduled time to establish linkage, wherein
said processing section schedules a time to establish linkage for every unit of energy provision equipment so that an amount of adjustment of electric power generated by an adjusting power source of the electric power system is minimized.

US Pat. No. 10,432,018

POWER SUPPLY BUS CIRCUIT

HUAWEI TECHNOLOGIES CO., ...

1. A power supply bus circuit comprising a high-voltage power supply circuit, wherein the high-voltage power supply circuit comprises:at least two alternating current/direct current (AC/DC) converters, wherein each of the AC/DC converters comprises a power grid feedback circuit;
at least two high-voltage direct current (HVDC) power supply buses, wherein each of the HVDC power supply buses is electrically coupled to a separate AC/DC converter of the at least two AC/DC converters;
at least one high-voltage backup power supply electrically coupled to at least one of the HVDC power supply buses; and
at least one direct current/direct current (DC/DC) converter,
wherein each of the AC/DC converters comprises a corresponding mains end,
wherein a first AC/DC converter of the AC/DC converters is electrically coupled to one HVDC power supply bus of the HVDC power supply buses,
wherein the first AC/DC converter is configured to:
connect to mains using a first mains end of the AC/DC converter;
adjust the alternating current at the mains into a direct current; and
output the direct current to a first HVDC power supply bus,
wherein the first HVDC power supply bus is electrically coupled to the first AC/DC converter,
wherein the power grid feedback circuit is configured to:
receive the direct current from the first HVDC power supply bus when the high-voltage backup power supply discharges;
invert the direct current into an alternating current; and
output the alternating current through the first mains end of the first AC/DC converter,
wherein a first DC/DC converter is electrically coupled between two of the HVDC power supply buses, and
wherein the first DC/DC converter is configured to perform voltage conversion on the direct current between the two HVDC power supply buses that are coupled to the first DC/DC converter so as to implement mutual backup of power supplies between the two HVDC power supply buses.

US Pat. No. 10,432,017

UNINTERRUPTABLE POWER SUPPLY (UPS) MANAGEMENT

Amazon Technologies, Inc....

1. A data center, comprising:an electrical load;
a connection to a utility power source that supplies electrical power to the data center;
an uninterruptible power supply (UPS) electrically coupled to the utility power source, via the connection, and electrically coupled to the electrical load;
a switching device electrically coupled between the connection to the utility power source and the UPS, wherein the switching device is configured to selectively route electrical power from the utility power source to the UPS; and
a control system, wherein the control system is configured to:
command, while electrical power is available to be routed to the electrical load from the utility power source via the connection to the utility power source and suitable for operating the electric load, the switching device to discontinue routing electrical power from the utility power source to the electrical load via the UPS for a given period of time; and
subsequent to the given period of time, command the switching device to route electrical power from the utility power source to the electrical load via the UPS;
determine a metered battery recharge rate such that an overall rate of electrical power consumption from the utility power source during recharge of the battery does not exceed a threshold power consumption rate; and
instruct the UPS to recharge the battery according to the determined metered battery recharge rate,
wherein the UPS is configured to:
supply, from a battery of the UPS, electrical power to the electrical load during the given period of time and while electrical power is available to be routed to the UPS from the utility power source; and
subsequent to the given period of time, recharge the battery of the UPS, according to the determined metered battery recharge rate, with electrical power routed to the UPS from the utility power source.

US Pat. No. 10,432,015

STANDBY POWER SUPPLY DEVICE AND STANDBY POWER SUPPLY SYSTEM

NANNING FUGUI PRECISION I...

1. A standby power supply device comprising:a plurality of ports, wherein each of the plurality of ports accesses an external powered device;
a plurality of current detection units respectively coupled to the plurality of ports, wherein the plurality of current detection units detect current of each port, and when the current of one port of the plurality of ports exceeds a first predetermined value, a corresponding current detection unit outputs a first detection signal;
a power supply unit supplying power to the external powered device;
a control unit coupled to the plurality of ports, the plurality of current detection unit, and the power supply unit, wherein the control unit controls the power supply unit to supply power to the external powered device when the control unit receives the first detection signal from a corresponding current detection unit;
wherein when the control unit receives multiple first detection signals, the control unit controls the power supply unit to supply power to multiple corresponding external powered devices simultaneously, and the power supply unit comprises a power information unit coupled to the control unit, and the power supply unit provides the power of the power supply unit to the control unit.

US Pat. No. 10,432,014

UNIVERSAL RESERVOIR CONTROLLER

Applied Underwriters, Inc...

1. A digital controller for controlling a quantity of compensatory charges of a utility from a plant to a reservoir during a second time period wherein:a) said plant is connected to said reservoir by a grid capable of transmitting said utility;
b) said quantity of compensatory charges are in response to a quantity of contingency discharges of said utility from said reservoir to said plant due to random adverse events occurring during a first time period that either increase a demand of said utility from said plant, reduce a capacity of said plant to produce said utility, or combinations of both, wherein said first time period has a duration; and
c) said digital controller comprises:
i) a sensor for receiving measurements of said contingency discharges from said reservoir to said plant;
ii) an output device for controlling said compensatory charges from said plant to said reservoir;
iii) a processor for processing data; and
iv) a permanent memory comprising computer readable instructions to cause said processor to physically carry out the steps:
(1) determine an exposure of said plant wherein said exposure of said plant is an estimate of an expected quantity of contingency discharges from said reservoir to said plant due to random adverse events occurring during said first time period;
(2) determine an exposure size class of said plant based on said exposure of said plant wherein said exposure size class of said plant spans a range of exposures;
(3) determine a plurality of reference plants wherein said reference plants are all in said exposure size class of said plant;
(4) receive via said sensor a measured quantity of contingency discharges from said reservoir to said plant due to random adverse events occurring during said first time period;
(5) determine a normalized measured quantity of contingency discharges by dividing said measured quantity of contingency discharges by said exposure;
(6) determine a normalized contingency discharge rank (NCDR) from said normalized measured quantity of contingency discharges wherein said rank is based on a fraction of quantities of normalized reference contingency discharges received by said reference plants that are less than said normalized measured quantity of contingency discharges, said normalized reference contingency discharges being due to random adverse events occurring to said reference plants over a standard time period wherein said standard time period has a duration and wherein said duration of said standard time period is about the same as said duration of said first time period;
(7) determine using said normalized contingency discharge rank and a balanced NCDR transfer function, said quantity of compensatory charges required from said plant to said reservoir during said second time period; and
(8) instruct said plant to provide said quantity of compensatory charges to said reservoir during said second time period.

US Pat. No. 10,432,013

WINDSHIELD SOLAR MOUNT ASSEMBLY

OTTER PRODUCTS, LLC, For...

1. A solar charging system for a portable electronic device including an electrical interface, the solar charging system comprising:a protective case for receiving and partially enclosing the portable electronic device when the portable electronic device is installed in the protective case; and
a charging assembly including:
an electrical connector adapted to be removably coupled to the electrical interface of the portable electronic device such that when the electrical connector is coupled to the electrical interface of the portable electronic device, the electrical connector is electrically coupled to the electrical interface of the portable electronic device;
a rechargeable battery electrically coupled to the electrical connector, the rechargeable battery adapted to store a stored electrical power;
a base portion;
a mounting interface including an elongated support arm coupled to the base portion, the mounting interface adapted to removably support the protective case, the mounting interface and the protective case configured such that the electrical connector electrically coupled to the rechargeable battery engages the electrical interface of the installed portable electronic device when the portable electronic device is installed in the protective case and the protective case is mounted to the mounting interface;
a solar panel mounting member pivotably coupled to the base portion by a first mounting arm and a second mounting arm each extending from a first end adjacent to a bottom edge on a back surface of the solar panel mounting member to a second end below and beyond the bottom edge;
a pin securing the first mounting arm and the second mounting arm to the base portion, the pin pivotably connecting the elongated support arm to the base portion, the pin extending through the second end of the first mounting arm, the second end of the second mounting arm, a first aperture extending through a support feature of the base portion, and a second aperture extending through a first end of the elongated support arm of the mounting interface; and
a solar panel coupled to a front surface of the solar panel mounting member and configured for receiving ambient light and converting the ambient light to received electrical power, wherein the solar panel is electrically coupled to the rechargeable battery such that received electrical power can be stored in the rechargeable battery as the stored electrical power, the solar panel being independently displaceable relative to the base portion and the mounting interface;
wherein when the protective case is mounted to the mounting interface, the electrical connector is electrically coupled to the electrical interface of the installed portable electronic device such that at least a portion of the stored electrical power can be provided to the portable electronic device, and
wherein when the protective case is not mounted to the mounting interface, received electrical power can be stored in the rechargeable battery as the stored electrical power.

US Pat. No. 10,432,011

CHARGE-DISCHARGE CONTROL APPARATUS AND CHARGE-DISCHARGE CONTROL APPARATUS METHOD

TOSHIBA TEC KABUSHIKI KAI...

1. A charge-discharge control apparatus, comprising:a power-feeding device including:
an inverter circuit,
a primary coil, a voltage output from the inverter circuit being applied to the primary coil,
a current detector circuit that detects a current output from the inverter circuit and flowing in the primary coil, and
an over-discharge suppression controller circuit;
a power-receiving device including:
a secondary coil that receives power supplied from the primary coil without contacting the primary coil, and
a rectifier circuit that supplies the received power to a load to operate the load and a battery to charge the battery; and
a rectifier-voltage decrease detector circuit that detects that a voltage output from the rectifier circuit decreases to below a predetermined voltage value, wherein
the over-discharge suppression controller circuit is configured to:
determine if the current detected by the current detector circuit exceeds a predetermined current value,
when the current detected by the current detector circuit is determined to exceed the predetermined current value, determine if the rectifier-voltage decrease detector circuit detects that the voltage output from the rectifier circuit has decreased below the predetermined voltage value, and
control the inverter circuit to suppress over-discharge when the rectifier-voltage decrease detector detects that the voltage output from the rectifier circuit decreases below the predetermined voltage.

US Pat. No. 10,432,010

ELECTRONIC APPARATUS, POWER SUPPLY DEVICE, AND WIRELESS POWER SUPPLY SYSTEM

FUJI XEROX CO., LTD., Mi...

1. An electronic apparatus comprising:a secondary battery;
a power receiver configured to receive power wirelessly from a power supply device;
a decision unit configured to decide whether or not to allow charging with the power received wirelessly; and
a charging unit configured to charge the secondary battery with the received power if the decision unit decides that charging with the power received wirelessly is allowed,
wherein the decision unit is configured to decide to allow charging with the power received wirelessly if information is sensed indicating that the electronic apparatus is enclosed in a package.

US Pat. No. 10,432,009

OPEN LOOP TUNING METHOD FOR EFFICIENCY OPTIMIZATION IN ELECTRIC TOOTHBRUSH WIRELESS CHARGING SYSTEM

SHENZHEN YICHONG WIRELESS...

1. A wireless transmitter apparatus for charging one or more electric devices, the wireless transmitter apparatus comprising:a resonant circuit configured to wirelessly couple to a wireless power receiving device;
a boost converter configured to convert a system voltage received by the apparatus to an input voltage of a power amplifier that drives the resonant circuit;
a sensing circuit configured to detect the input voltage of the power amplifier and an input current of the power amplifier; and
a controller configured to:
compare the sensed input voltage of the power amplifier and the sensed input current of the power amplifier with stored voltage values and stored current values of voltage and current information, the voltage and current information defining predetermined amounts of changes in the input voltage of the power amplifier for the stored voltage values and the stored current values;
identify a predetermined change amount for the input voltage of the power amplifier based on the comparison of the sensed input voltage of the power amplifier and the sensed input current of the power amplifier with the stored voltage values and the stored current values of the voltage and current information; and
control the boost converter to adjust the input voltage of the power amplifier by the predetermined change amount without any feedback or communication from the wireless power receiving device.

US Pat. No. 10,432,008

SYSTEMS AND METHODS FOR CHARGING A BATTERY

QUALCOMM Incorporated, S...

1. A circuit to control battery charging, comprising:a power source detection circuit configured to interface with a programmable power source;
a charge port circuit coupled to the power source detection circuit, the charge port circuit configured to provide a control signal to the power source detection circuit to increase or decrease voltage from the programmable power source;
a thermal regulation circuit coupled to the charge port circuit, wherein the thermal regulation circuit comprises
a temperature monitor coupled to receive one or more temperature signals, the temperature monitor providing temperature increase or decrease signals, and
a temperature controller coupled to receive the temperature increase or decrease signals from the temperature monitor, the temperature controller configured to provide signals indicating a change in an input current limit or a voltage; and
an input current limit circuit coupled to the charge port circuit,
wherein the charge port circuit is configured to provide the control signal to the power source detection circuit to increase or decrease the voltage in response to signals from the thermal regulation circuit and the input current limit circuit.

US Pat. No. 10,432,007

CIRCUITS, SYSTEMS AND METHODS FOR BALANCING POWER FOR SYSTEM LOAD COMPONENTS

Dell Products L.P., Roun...

1. Circuitry, comprising:a charger circuit having a charger input which receives input direct current (DC) power having an input DC voltage from an external power source, and a charger output which provides output DC power having an output DC voltage that is less than the input DC voltage to a first power node;
a system load comprising a first portion and a second portion, the first portion of the system load including one or more power-consuming components and the second portion of the system load including one or more power-consuming components, all of the power-consuming components of the first portion of the system load having an input voltage requirement that is higher than an input voltage requirement of all the power-consuming components of the second portion of the system load; and
a multiplexer switch having first and second multiplexer inputs and a multiplexer output which provides power to the power-consuming components of the first portion of the system load, the first multiplexer input receiving power from the first power node, and the second multiplexer input receiving power from a second power node coupled between the external power source and the charger input;
where the power-consuming components of the second portion of the system load receive power only from the first power node.

US Pat. No. 10,432,006

CHARGE/DISCHARGE CONTROL APPARATUS

PANASONIC INTELLECTUAL PR...

1. A charge/discharge control apparatus for use in a power system for supplying a load with power using discharged power from a rechargeable battery and generated power from a power source for power generation utilizing a renewable energy source, the apparatus comprising:a controller which performs a discharge control to discharge the rechargeable battery and a charge control to charge the rechargeable battery using excess power which is power, among the generated power, which is not to be consumed by the load; and
a setter which sets a threshold value for remaining energy in the rechargeable battery, according to a planned discharged energy amount which is planned as a discharged energy amount to be supplied from the rechargeable battery to the load during a specified time period,
wherein the controller performs a discharge prohibition control to prohibit a discharge of the rechargeable battery when the remaining energy in the rechargeable battery is equal to or below the threshold value during a limited time period prior to the specified time period, and
the controller advances a start of the limited time period with an increase in the planned discharged energy.

US Pat. No. 10,432,005

DISCHARGE CIRCUIT FOR DISCHARGING A BATTERY

GM GLOBAL TECHNOLOGY OPER...

1. A discharge circuit for discharging a battery, said battery including a positive terminal and a negative terminal, said circuit comprising:a reference voltage source providing a reference voltage, said voltage source including a negative terminal and a positive terminal, said voltage source being electrically coupled in parallel with the battery where the negative terminal of the voltage source is electrically coupled to the negative terminal of the battery;
a load electrically coupled in parallel with the battery and the voltage source, wherein a current flow through the load generated by the battery discharges the battery to the reference voltage;
a diode electrically coupled between the voltage source and the battery and preventing current flow from the battery from entering the voltage source; and
a switch, said switch being closed to begin the discharging of the battery;
wherein a first terminal of the switch is directly connected to a negative terminal of the battery.

US Pat. No. 10,432,004

AUXILIARY POWER SYSTEM MOUNTED IN A VEHICLE

OX PARTNERS, LLC, Wilson...

13. A method, comprising:detecting, by an auxiliary power system mounted within a vehicle, a trigger event;
coupling, by the auxiliary power system, an auxiliary battery of the auxiliary power system to a vehicle electrical system of the vehicle, the auxiliary battery providing power to the vehicle electrical system for starting an engine of the vehicle, the vehicle including a starter battery in electrical connection with the vehicle electrical system;
providing, from the auxiliary battery, power to the vehicle electrical s stem to start the engine upon detection of the trigger event; and
drawing, independent from providing power to the vehicle electrical system, power from the vehicle electrical system to charge the auxiliary battery.

US Pat. No. 10,432,003

ELECTRONIC DEVICE TO BE DIRECTLY CHARGED BY A CHARGING DEVICE WITH A PROTECTION MECHANISM

Intel Corporation, Santa...

1. A charging apparatus to charge first and second devices, the charging apparatus comprising:a first set of a first terminal and a second terminal to be in direct contact with a first battery pad and a second battery pad of the first device, wherein a protection mechanism of the first device covers the first battery pad and the second battery pad of the first device;
a first interface to enable the first terminal and the second terminal to slide underneath the protection mechanism of the first device to make direct physical contact respectively with the first pad and the second pad of the first device, wherein the first interface is to hold the first device at the protection mechanism, and wherein the protection mechanism comprises a sliding surface to at least in part cover the first and second battery pads of the first device; and
a second set of first and second terminals to be in direct contact with first and second battery pads of the second device, wherein a protection mechanism of the second device covers the first battery pad and the second battery pad of the second device; and
a second interface to enable first and second terminals to enable the first terminal and the second terminal to slide underneath the protection mechanism of the second device to make direct physical contact respectively with the first pad and the second pad of the second device, wherein the second interface is to hold the second device at the protection mechanism of the second device, and wherein the protection mechanism of the second device comprises a sliding surface to at least in part cover the first and second battery pads of the second device.

US Pat. No. 10,432,002

APPARATUS AND METHODS FOR SUSTAINABLE BATTERY CHARGING

1. A plug for charging an electronic device,wherein the plug will be automatically detached from a power port of said device when the device battery is fully charged, comprising;
an electromagnetic system, comprising;
at least two magnetic bodies, wherein first magnetic body is attached to said power port and second magnetic body is attached to said plug of the electronic device,
an electronic circuit to induce a pulse width modulated (PWM) current through a coil of wire attached to at least one of said magnetic bodies, wherein said PWM current induces a magnetic field in said at least one of said magnetic bodies,
an attachment/detachment mechanism controlled by changing the direction of poles and the intensity of magnetic field in said at least two magnetic bodies,
a feedback loop from the charged level of the device battery;
wherein the direction and intensity of the magnetic field induced in said coil of wire is determined by the direction and the value of the average current flows through the coil of wire; and,
wherein the direction and the value of the average current flows through the coil of wire is determined by the duration of the pulse in said PWM current; and,
wherein the feedback loop controls the duration of the pulse in said PWM current; and,
wherein the attachment/detachment mechanism detaches said plug from said power port when the direction of poles in one of said two magnetic bodies flipped.

US Pat. No. 10,432,001

STACKABLE SHELF SYSTEM FOR CHARGING ELECTRICAL DEVICES

1. A rack adapted for a particular purpose comprising:a bracket, a plurality of shelves, and a power distribution circuit;
wherein the plurality of shelves attach to the bracket;
wherein the plurality of shelves is configured for use with one or more electrically powered devices;
wherein each of the plurality of shelves is a horizontal surface that supports a device selected from the one or more electrically powered devices;
wherein the power distribution circuit provides a source of both ac electrical power and dc electrical power for use by the one or more electrically powered devices;
wherein the power distribution circuit further comprises a daisy chain link that allows multiple instantiations of the rack adapted for a particular purpose to be connected to an external power source using a single electrical connection;
wherein the external power source is an externally provided source of ac electrical power;
wherein each shelf selected from each of the plurality of shelves comprises an ac port and a dc port;
wherein the ac port electrically connects to the external power source;
wherein the dc port electrically connects to an ac/dc converter;
wherein the power distribution circuit extends along a left, top, and right side of the shelves;
wherein the ac port is provided along a first one of the left, top, and right sides of the plurality of shelves;
wherein the dc port is provided along a second one of the left, top, and right sides of the plurality of shelves.

US Pat. No. 10,432,000

PORTABLE CHARGER HAVING SWITCH FOR ADJUSTING VOLTAGE THEREOF

APO INTERNATIONAL CO., LT...

1. A portable charger, comprising:a power supply, comprising a first casing, a battery module, a first terminal set, a voltage control module and a first switch portion, the battery module, the first terminal set, the voltage control module and the first switch portion being disposed in the first casing, and the battery module, the first terminal set and the first switch portion being electrically connected to the voltage control module; and
an adapter, comprising a second casing, a second terminal set, an output connector and a second switch portion, the second terminal set, the output connector and the second switch portion being disposed in the second casing, the second terminal set being electrically connected to the output connector, the second casing being detachably disposed on the first casing, and the second switch portion and the first switch portion configured to switch control mode of the voltage control module;
wherein, the battery module has an initial voltage; when the second casing of the adapter is detached from the first casing of the power supply, and the first switch portion is not activated by the second switch portion, the portable charger is in a first state, and the voltage control module adjusts the initial voltage to a first voltage, allowing the first terminal set to output the first voltage; when the second casing of the adapter is disposed on the first casing of the power supply, the first switch portion is activated by the second switch portion, the portable charger is in a second state, and the voltage control module adjusts the initial voltage to a second voltage which is different from the first voltage, allowing the first terminal set to output the second voltage.

US Pat. No. 10,431,998

SUB FOR A PIPE ASSEMBLY AND SYSTEM AND METHOD FOR USE OF SAME

1. A sub for a pipe assembly, the sub comprising:a mandrel having a body section including an internal flow passage that extends generally axially through the mandrel from an upper connection end to a lower connection end;
a recessed region within the mandrel;
a battery charger including an enclosed chamber, the battery charger being disposed in the recessed region;
a pair of capacitors located within the battery charger, each of the pair of capacitors including opposing spaced plates having contact segments thereon, the opposing spaced plates including electret;
an output power increasing, electrically resistive fluid held within the enclosed chamber, the output power increasing, electrically resistive fluid partially filling the enclosed chamber such that a fluid motion varies a fluid-contact segment contact within the enclosed chamber;
in response to a movement of the sub, an induced relative motion between the output power increasing, electrically resistive fluid and contact segments varies the fluid-contact segment contact within the enclosed chamber, thereby inversely alternating the capacitance between the pair of capacitors and triboelectrically generating an electrical charge;
an electronic circuit coupled to the opposing spaced plates of the pair of capacitors, the electronic circuit configured to transfer the electrical charge to a battery associated with the mandrel; and
a moveable element disposed within the enclosed chamber, the moveable element being an output power increasing, electrically resistive object partially filling the enclosed chamber such that motion of the moveable element varies a moveable element-contact segment contact within the enclosed chamber, thereby inversely alternating the capacitance between the pair of capacitors and triboelectrically generating the electrical charge.

US Pat. No. 10,431,995

ELECTRONIC DEVICE AND CHARGE CONTROL METHOD

CANON KABUSHIKI KAISHA, ...

1. An electronic device comprising:a processor and a memory configured to function as a first unit that performs an enumeration process with power received from an external apparatus connected to the electronic device via a universal serial bus (USB) cable, wherein before the enumeration process is completed, a current flowing from the external apparatus to the electronic device is limited to a first value;
a second unit that performs a battery authentication process with power received from the external apparatus after the enumeration process is completed, wherein after the enumeration process is completed, a current flowing from the external apparatus to the electronic device is limited to a second value larger than the first value; and
a charging unit that charges a battery authenticated by the battery authentication process with power received from the external apparatus after the battery is authenticated by the battery authentication process.

US Pat. No. 10,431,994

SELF-CONTAINED EVCS DISPLAY

Schneider Electric USA, I...

1. An accessory for an electric vehicle charging station, comprising:a housing separate from and external to the electric vehicle charging station, the housing being composed of a first clamp member and a second clamp member configured to clamp around a power cord of the electric vehicle charging station;
a display unit mounted on the housing and configured to display detailed charging information related to an electric vehicle charging process in near real time;
a processor within the housing and connected to the display unit, the processor configured to provide the detailed charging information to the display unit; and
a current sense circuit within the housing and connected to the processor, the current sense circuit including a split core transformer configured to provide the processor with a signal indicative of an amount of electric current being supplied by the electric vehicle charging station through the power cord in near real time during the electric vehicle charging process, the split core transformer having a first transformer core portion mounted within the first clamp member, a second transformer core portion mounted within the second clamp member, and a hinge assembly holding the first transformer core portion and the second transformer core portion together;
wherein the processor is further configured to determine at least a portion of the detailed charging information provided to the display unit using the signal provided by the current sense circuit; and
wherein the housing of the accessory is a clamp configured to be clamped around the power cord of the electric vehicle charging station.

US Pat. No. 10,431,993

MODULE MAINTENANCE SYSTEM

Artisan Vehicle Systems I...

1. A module maintenance system comprising:a battery module comprising an enclosure and at least a first battery cell and a second battery cell, the first and second battery cells being disposed in a cavity of the enclosure;
a rig comprising a lid and a set of buses, the set of buses being attached to the lid;
a charging device for charging the first and second battery cells;
wherein the battery module has a series configuration and a parallel configuration;
wherein, in the series configuration, the lid of the rig is spaced apart from the enclosure and the set of buses of the rig are spaced apart from the first and second battery cells;
wherein, in the series configuration, one or more bus bars couple the first and second battery cells in series and the charging device modifies charge levels of the first and second battery cells using the one or more bus bars; and
wherein, in the parallel configuration, the lid of the rig attaches to the enclosure of the battery module such that the set of buses of the rig couple to the first and second battery cells and the charging device modifies charge levels of the first and second battery cells using the set of buses.

US Pat. No. 10,431,992

BATTERY CHARGER WITH USER INTERFACE

TRAXXAS LP, McKinney, TX...

1. A battery charger configured to simultaneously connect to a first battery and a second battery, comprising:a first power section generating a first charge rate according to either a first low current setting or a first high current setting for charging the first battery;
a second power section for generating a second charge rate for charging the second battery when the second power section is in an enabled state;
an output mode selector electrically coupled to each of the first and second power sections that is user actuated to select operation of the battery charger from at least a high output mode and a dual output mode;
wherein the first charge rate is generated according to the first high current setting and the second power section is disabled when the high output mode is selected by user actuation of the output mode selector; and
wherein the first charge rate is generated according to the first low current setting and the second power section is enabled when the dual output mode is selected by user actuation of the output mode selector.

US Pat. No. 10,431,991

TUNING IN A WIRELESS POWER TRANSMITTER

Intel Corporation, Santa...

1. An apparatus for tuning in a wireless power transmitter, comprising:a transmitter coil configured to generate a magnetic field for wirelessly charging a battery;
a differential amplifier to deliver current to the transmitter coil, wherein the differential amplifier comprises a first output and a second output;
a first set of capacitors arranged in series between the first output and the transmitter coil, and a second set of capacitors arranged in series between the second output and the transmitter coil, the first set of capacitors and the second set of capacitors configured to retune the transmitter coil in response to detuning upon placement of a device over the transmitter coil;
wherein each capacitor in the first set and the second set is coupled to a parallel switch that causes the capacitor to be short circuited to adjust an overall capacitance of the set;
wherein a capacitance value for each of the capacitors in the first set and the second set is a fixed capacitance level that provides a uniform reactance shift each time a new combination of capacitors is activated; and
wherein the first set of capacitors and the second set of capacitors are switched asynchronously with a step difference between the first set of capacitors and the second set of capacitors being less than or equal to one.

US Pat. No. 10,431,989

LOW VOLTAGE, LOW FREQUENCY, MULTI LEVEL POWER CONVERTER

JABIL INC., St. Petersbu...

1. A low voltage, low frequency multi-level power converter capable of power conversion, comprising:a low voltage, low frequency circuit, comprising:
a plurality of low voltage source inputs;
a plurality of phase-shifting inverters in series, each of the plurality of phase-shifting inverters being configured to:
receive at least one of the plurality of low voltage source inputs, and
generate at least one square wave output;
at least one series voltage regulator coupled in series to one or more of the plurality of phase-shifting inverters suitable to secondarily smooth the at least one square wave output; and
a semi-sine wave output derived from the generated at least one secondarily smoothed square wave output.

US Pat. No. 10,431,987

METHODS AND SYSTEMS FOR MAINTAINING PHOTOVOLTAIC POWER PLANT REACTIVE POWER CAPABILITY

SUNPOWER CORPORATION, Sa...

1. A control system comprising:a monitor input for receiving a monitor signal indicative of an input voltage of an inverter system, wherein the inverter system is configured to provide a specified amount of reactive power to a point of interconnection with an electric grid;
a control output for outputting a control signal to a voltage-clipping device of a solar panel system supplying a solar output voltage to the inverter system; and
a control circuit configured to perform operations comprising:
determining, using the monitor signal, that the input voltage of the inverter system exceeds a threshold voltage; and
in response to determining that the input voltage of the inverter system exceeds the threshold voltage, causing, using the control signal, the voltage-clipping device to reduce the solar output voltage by shorting out one or more photovoltaic solar cells of the solar panel system, wherein the threshold voltage is selected so that reducing the solar output voltage reduces the input voltage of the inverter system below an inverter threshold at which, if exceeded, the inverter system cannot supply the specified amount of reactive power; wherein the control circuit is configured to cause the voltage-clipping device to reduce the solar output voltage by modulating an output voltage of the inverter system or an output current of the inverter system or both.

US Pat. No. 10,431,986

DISTRIBUTED GENERATOR AUTOMATIC PROVISIONING

INFINITE INVENTION INC., ...

1. A method implemented by a distributed generator integration device that connects a distributed generator to the electrical grid, the method comprising:initiating machine-to-machine communications between the distributed generator integration device and the distributed generator, having at least a data connection therebetween,
wherein the distributed generator integration device is a meter collar that connects directly to the power output of the distributed generator, and
wherein power generated by the distributed generator is less than 1 MW;
automatically retrieving data from the connected distributed generator to provide the distributed generator integration device with specification and performance data;
establishing control of the connected distributed generator by the distributed generator integration device based on the retrieved data;
adding and configuring the distributed generator integration device and the connected distributed generator to be controlled and monitored by a centralized operator distributed generation control and monitoring system; and
relaying control signals from the centralized operator distributed generation control and monitoring system to the connected distributed generator; and
relaying monitoring data from the electrically connected distributed generator to the centralized operator distributed generation control and monitoring system.

US Pat. No. 10,431,985

POWER MANAGEMENT METHOD

IMEON ENERGY, Brest (FR)...

1. A power management method, comprising steps of:measuring voltages and currents of a power source, an electrical output and a battery;
calculating a power generated by the power source, a power consumed by the electrical output and a power exchanged with the battery;
connecting the power source, the electrical output, the battery and an electrical grid:
the power source is connected to the electrical output to supply the electrical output with a power in response to a determination that the power generated by the power source is higher than the power consumed by the electrical output;
the power source is connected to the battery to supply the battery with power in response to a determination that the power generated by the power source is higher than the power exchanged with the battery; or
otherwise the power source is connected to the electrical grid;
transmitting, to a monitoring device, measurements of electrical generation and information on consumption and control possibility of one or more remote systems;
connecting the electrical output to the power source, the battery or the electrical grid in accordance with a tariff per kWh provided by a public electricity grid, wherein the electrical output is connected either to:
the power source, then to the battery in response to determination that the power generated by the power source is lower than the power consumed by the electrical output, then to the electrical grid in response to determination that a measurand of a state of charge of the battery in the measuring step expressed as a percentage (%) is lower than a predetermined limit value in response to determination that the tariff per kWh is based on a peak time rate; or
the power source, then to the electrical grid in response to determination that the power generated by the power source is lower than the power consumed by the electrical output in response to the determination that the tariff per kWh is based on an off-peak rate, then to the battery in response to determination that there is an outage on the electrical grid;
calculating a first remaining power by subtracting the power consumed by the electrical output from the power generated by the power source;
connecting the power source to the battery to provide the first remaining power to charge the battery in response to determination that the measurand of the state of charge of the battery is lower than the predetermined limit value and a measurand of the first remaining power is higher than zero;
calculating a second remaining power by subtracting the power exchanged with the battery from the first remaining power;
connecting the power source to the electric grid to provide the second remaining power to the electrical grid in response to determination that a measurand of the second remaining power is higher than zero; and
connecting the power source to the electric grid to provide the first remaining power to the electrical grid in response to determination that the measurand of the state of charge of the battery is higher than the predetermined limit value.

US Pat. No. 10,431,984

POWER-GENERATING SYSTEM WITH IMPROVED TREATMENT OF CHARGING IMPACTS, LOAD-SHEDDING AND HARMONICS

MOTEURS LEROY-SOMER, Ang...

1. An electrical energy generation system comprising:an alternator to be coupled to a driving system, delivering an alternating voltage to an output bus,
an AC/DC reversible converter whose AC bus is linked to the output bus of the alternator,
an electrical storage element linked to the DC bus of the converter,
a controller arranged to react to transient load-shedding or charging impact conditions by controlling the converter in such a way as to take energy from the output bus of the alternator and store the energy in the storage element in load-shedding cases, and to take the energy from the storage element and inject the energy onto the output bus in charging impact cases,
the converter being controlled to inject harmonic current neutralization currents on the AC bus of the alternator,
the converter comprising at least one active filter function for generating harmonic current neutralization control voltages, the harmonic current neutralization control voltages being added to power transfer control voltages to obtain control signals of the converter.

US Pat. No. 10,431,983

THREE PHASE INVERTER DC-LINK VOLTAGE CONTROL METHOD FOR REACTIVE POWER OVERLOAD TRANSIENT PROCESS

1. A method for controlling a grid-connected three phase reactive power compensation inverter to deliver a required amount of reactive power to a grid while limiting an internal DC-link voltage transient overshoot, said method comprising:receiving, by an inverter controller, inputs including three phase grid voltage signals, a DC-link voltage signal, and three phase grid-inverter current signals from sensors, and a quadrature current reference signal from a master controller;
computing, using a processor in the inverter controller, three phase reference voltage signals based on the inputs, where the reference voltage signals are computed using real-time control calculations in a direct-quadrature reference frame including cross-couple feedforward terms wherein reference and actual components of direct current are combined and multiplied by an angular frequency and an inverter filter inductance and then cross-coupled to a quadrature voltage summer, and reference and actual components of quadrature current are combined and multiplied by (?1) and the angular frequency and the inverter filter inductance and then cross-coupled to a direct voltage summer; and
controlling duty cycles of a plurality of inverter switches, using a pulse-width modulation (PWM) module in the inverter controller, based on the three phase reference voltage signals; wherein,
computing three phase reference voltage signals includes:
processing the grid voltage signals to provide nominal grid voltage and frequency values and an instantaneous phase angle, and direct and quadrature voltage components;
computing a DC-link voltage adjustment in a proportional-integral (PI) controller based on the DC-link voltage signal and a DC-link reference voltage, and calculating a direct reference current based on the DC-link voltage adjustment;
transforming the grid-inverter current signals to provide direct and quadrature current components;
computing a direct current adjustment in a PI controller based on the direct reference current and the direct current component, and computing a quadrature current adjustment in a PI controller based on the quadrature reference current and the quadrature current component;
combining the direct current adjustment with the direct voltage component in the direct voltage summer, and combining the quadrature current adjustment with the quadrature voltage component in the quadrature voltage summer;
computing a direct feedforward term and cross-coupling it to the quadrature voltage summer, and computing a quadrature feedforward term and cross-coupling it to the direct voltage summer; and
transforming outputs of the direct voltage summer and the quadrature voltage summer to the three phase reference voltage signals.

US Pat. No. 10,431,981

SURGE SUPPRESSION SYSTEM FOR MEDIUM AND HIGH VOLTAGE

Asator Global Technologie...

1. A surge suppression system of a power distribution system of a power grid which provides power to low-voltage power consumers, comprising:at least one three phase system transformer of said power distribution system having a primary side which receives three phase power from a power source through a first set of power distribution lines, and a secondary side, which supplies three phase power downstream through a second set of power distribution lines, said primary and secondary sides including respective primary and secondary side coils to transform said three phase power from a first voltage on said primary side to a second voltage on said secondary side different from said first voltage, said system transformer stepping said first voltage up to or stepping said first voltage down from one of a lower voltage or a higher voltage;
at least one surge suppressor unit connected, via respective direct electrical connections and in immediate physical proximity to said system transformer, in a shunt connection to at least one of (i) said first set of power distribution lines on said primary side of said system transformer and (ii) said second set of power distribution lines on said secondary side of said system transformer, each surge suppressor unit comprising a plurality of transformer banks which correct disruptions resulting from voltage surges due to an electromagnetic pulse (“EMP”) or geomagnetic disturbance (“GMD”) through said first set of power distribution lines or said second set of power distribution lines, each of said plurality of transformer banks including (i) a respective primary coil which connects to and receives said respective phase of said three phase power received from said power distribution system and (ii) a respective secondary coil which connects in series together with a secondary coil of each other of said plurality of transformer banks and has a resistor connected in series therewith to drain energy from a surge, wherein said plurality of transformer banks transform said three phase power from said first voltage or said second voltage of said system transformers to three phase power at a third voltage; and
at least one sensor configured to detect information associated with an operation of each surge suppressor unit.

US Pat. No. 10,431,979

METHOD AND SYSTEM FOR DETERMINING THE STRUCTURE OF AN ELECTRICITY TRANSMISSION GRID AND ASSOCIATED COMPUTER PROGRAM

SCHNEIDER ELECTRIC INDUST...

1. A method for determining the structure of an electricity transmission grid, the method being implemented by computer, the transmission grid comprising a power supply station comprising one or more feeders for supplying electrical power to a plurality of electricity consumers, the method comprising:a) acquiring, for each of the plurality of electricity consumers, first data (ECi(tl)) relating to the electrical power consumed by the electricity consumer during various time intervals (tl), measured via a first sensor for measuring power;
b) acquiring, for each of the one or more feeders, second data (EDj(tl)) relating to the electrical power delivered by a corresponding feeder during the various time intervals (tl), measured via a second sensor for measuring power;
c) generating, via a processor, a plurality of different classes of data (Jel), each associated with one of the time intervals, each of the classes of data (Jel) comprising the first (ECi(tl)) and second (EDj (tl)) data associated with said time interval (tl);
d) calculating a first selection criterion (C1l) for each of the classes of data, the first selection criterion (C1l) being a criterion chosen from an overall rate of electrical power losses among the one or more feeders and the consumers and a difference in consumption of electrical power between the various consumers;
e) selecting, by a selector and on the basis of the first selection criteria (C1l) calculated, a first set (En1) of classes of data (Jek) from the classes generated (Jel); and
f) determining, from the first selected set (En1), connection parameters (aij), said parameters (aij) comprising for each of the plurality of electricity consumers an identifier of the corresponding feeder to which it is connected,
wherein the connection parameters are used to determine a structure of the electricity transmission grid in order to assess compliance of the electricity transmission grid with regulatory requirements.

US Pat. No. 10,431,976

MECHANISM TO EXTEND THE PEAK POWER CAPABILITY OF A MOBILE PLATFORM

INTEL CORPORATION, Santa...

1. An apparatus comprising:voltage monitoring hardware to monitor voltage being supplied by a battery to a system load;
an energy storage coupled to the voltage monitoring hardware to supplement supply of power to the system load when the voltage supplied to the system load by the battery, as monitored by the voltage monitoring hardware, drops below a first threshold voltage level, the first threshold voltage level being above a minimum voltage level associated with the system; and
a battery charger to charge the battery that is to supply power to the system load and to charge the energy storage when the battery is supplying the power to the system load and the voltage being supplied by the battery to the system load is above a second threshold voltage level that is higher than the first threshold voltage level and does not charge the energy storage when the voltage being supplied by the battery to the system load is below the second threshold voltage level but higher than the first threshold voltage level, the voltage monitoring hardware being operable to monitor the voltage supplied by the battery to the system load after the voltage drops below the second threshold voltage level.

US Pat. No. 10,431,975

CROSS-DOMAIN ESD PROTECTION CIRCUIT

REALTEK SEMICONDUCTOR COR...

1. A cross-domain ESD protection circuit (100; 200), comprising:a first current path switch (110) positioned on a first current path between a first power terminal (101) and a first fixed-voltage terminal (102), arranged in a parallel connection with a first circuit (105), and arranged to be operably turned off when a first node voltage (V1) is at a logic high level;
a first node (121) coupled with a control terminal of the first current path switch (110), and arranged to operably provide the first node voltage (V1);
a first resister element (123) coupled between the first power terminal (101) and the first node (121);
a first MOS capacitor (125) coupled between the first node (121) and the first fixed-voltage terminal (102), and arranged to be operably charged when the first node voltage (V1) is at the logic high level;
a second current path switch (130) positioned on a second current path between a second power terminal (103) and a second fixed-voltage terminal (104), arranged in a parallel connection with a second circuit (106), and arranged to be operably controlled by a second node voltage (V2);
a switch control circuit (140) coupled between the second power terminal (103) and the second fixed-voltage terminal (104), and arranged to operably provide the second node voltage (V2); and
a node voltage control circuit (150) coupled with the first power terminal (101), the first node (121), and the switch control circuit (140), and arranged to operably control magnitude of the first node voltage (V1) according to the second node voltage (V2) when the first power terminal (101) supplies power to the first circuit (105) while the second power terminal (103) supplies power to the second circuit (106) to ensure the first current path switch (110) to maintain in a turned-off status.

US Pat. No. 10,431,974

SURGE PROTECTION CIRCUIT

GE Aviation Systems, LLC,...

1. A clamp circuit for protecting a load against a surge, the clamp circuit comprising:a power dissipation circuit including at least one transistor and a resistor;
a voltage sensitive device comprising a diode being reversed biased and configured to limit a voltage across the load by turning the at least one transistor on when the surge occurs;
a biasing circuit comprising a voltage divider formed by a pair of resistors connected between the at least one transistor of the power dissipation circuit and an anode of the voltage sensitive device, wherein when a surge occurs, the diode avalanches and avalanche current flows to the biasing circuit from the voltage sensitive device and the biasing circuit is configured to activate the power dissipation circuit, and the power dissipation circuit is configured to turn on the at least one transistor to dissipate power generated by the surge across one of the resistor and the at least one transistor, wherein the at least one transistor acts in conjunction with the diode and the biasing circuit, and when the at least one transistor is turned on, a voltage divider is formed between a source impedance and the resistor of the power dissipation circuit disposed in series with a channel of the at least one transistor and the resistor holds a portion of transient pulse seen by the load to a low voltage and the low voltage is added to a threshold voltage of the at least one transistor.

US Pat. No. 10,431,973

SEMICONDUCTOR SWITCH CONTROL DEVICE

YAZAKI CORPORATION, Toky...

1. A semiconductor switch control device comprising:a first semiconductor switch provided between an anode of a power supply and a load to conduct or block a current flowing from the power supply to the load;
a second semiconductor switch provided between the load and a cathode of the power supply to regulate the current flowing from the load to the power supply according to an applied setting gate voltage and limit a current flowing through the first semiconductor switch; and
a controller configured to control the first semiconductor switch and the second semiconductor switch, wherein
in a case where a current value that is larger than an abnormal current value indicating that a first semiconductor input current which is the current flowing through the first semiconductor switch is an overcurrent and smaller than a maximum current value of a current which is larger than the abnormal current value and can be tolerated by the first semiconductor switch is set as a current limit value, the controller applies a limiting gate voltage to the second semiconductor switch such that the limiting gate voltage sets a current value of the first semiconductor input current to the current limit value.

US Pat. No. 10,431,970

ELECTRICAL INSIDER FITTING FOR INTERNAL CONNECTION OF FLEXIBLE METAL CONDUIT TO AN ELECTRICAL BOX

ARLINGTON INDUSTRIES, INC...

1. An electrical insider fitting for connecting electrical conduit to an electrical box, comprising:a connector body including a leading end for insertion through an access hole in the electrical box and a trailing end;
a nose portion on said leading end of said connector body;
a trailing flange on said trailing end of said connector body and a mid-body flange defining a seat on said trailing end of said connector body;
a snap ring residing in said seat on said trailing end of said connector body;
thread portions on said nose, said thread portions for engaging the interior surface of the electrical conduit; and
said trailing flange is of a greater diameter than said mid-body flange.

US Pat. No. 10,431,969

SLIDING OUTLET WITH NO WIRE NUTS

1. A sliding outlet comprising:a first connector extension secured to a first connector, the first connector extension being flat, elongate, and outwardly projecting relative to the first connector;
a second connector extension secured to a second connector the second connector extension being flat, elongate, and outwardly projecting relative to the second connector;
and a third connector extension secured to a third connector the third connector extension being flat, elongate, and outwardly projecting relative to the third connector;
the sliding outlet being adapted to slidingly engage an outlet box, wherein the outlet box consists of:
an enclosure, a first bus bar, a second bus bar, a third bus bar;
a first bus bar extension secured to the first bus bar, the first bus bar extension being flat, elongate, and outwardly projecting relative to the first bus bar;
and a second bus bar extension secured to the second bus bar, the second bus bar extension being flat, elongate, and outwardly projecting relative to the second bus bar;
wherein the first bus bar, the second bus bar, and the third bus bar each having one or more female sockets formed therethrough adapted to be capable of releasably securing a conductor;
the first bus bar being mounted to a back wall of the enclosure;
the second bus bar being mounted to the back wall of the enclosure;
the third bus bar being mounted to a bottom wall of the enclosure;
the enclosure having a first aperture disposed in a top wall thereof;
the first aperture being adapted such that a wire can be inserted therein;
the first connector extension being adapted to operatively contact the first bus bar extension as the sliding outlet slidingly engages the outlet box;
the second connector extension being adapted to operatively contact the second bus bar extension as the sliding outlet slidingly engages the outlet box;
the third connector extension being adapted to operatively contact the third bus bar as the sliding outlet slidingly engages the outlet box;
whereby the sliding outlet is operatively connected to the outlet box without the need for wire nuts.

US Pat. No. 10,431,968

CONDUCTOR POSITIONING FIXTURE FOR CABLE PROCESSING

TE Connectivity Corporati...

1. A conductor positioning fixture comprising:a base including a positioning platform and a wedge that projects upward from a top surface of the positioning platform, the base configured to receive a cable on the top surface of the positioning platform such that exposed segments of a first conductor and a second conductor of the cable extend along opposite sides of the wedge; and
a retainer member mounted to the base and movable relative to the base along a longitudinal axis between a retracted position and an extended position, the retainer member spaced apart from the wedge along the longitudinal axis when in the retracted position and at least partially overlapping the wedge along the longitudinal axis when in the extended position;
wherein, as the retainer member moves from the retracted position towards the extended position, the retainer member is configured to engage and force the exposed segments of the first and second conductors of the cable into designated presentation positions.

US Pat. No. 10,431,967

APPARATUS FOR CABLE MANAGEMENT

Eaton Intelligent Power L...

1. An apparatus comprising:a plurality of distinct phase conductors, each of the distinct phase conductors including one or more insulated electrical cables;
an electrically nonconductive support brace having two opposite sides, and having apertures extending through the support brace between the two opposite sides of the support brace;
a plurality of retainer straps, each of the plurality of retainer straps reaching around a corresponding one of the plurality of distinct phase conductors at one of the two opposite sides of the support brace, and reaching further to the other of the two opposite sides of the support brace through a pair of the apertures extending through the support brace; and
a plurality of strap locks engaging the plurality of retainer straps to secure the plurality of retainer straps in place around the plurality of distinct phase conductors.

US Pat. No. 10,431,966

HEAVY-CURRENT SYSTEM AND HEAVY-CURRENT DISTRIBUTOR USED IN BUILDING

Dongguan Vanke Building T...

1. A heavy-current system used in a building, comprising a distribution box, wherein the heavy-current system further includes a plurality of first distributors respectively installed in different positions, and a plurality of electric equipments; each first distributor includes a first PCB board, a first power transmission copper bar, a first inlet port, and a plurality of groups of first connection ports; wherein the first power transmission copper bar, the first inlet port and the plurality of groups of first connection ports are arranged on the first PCB board; the first inlet port and each group of first connection ports are further electrically connected to each other via the first power transmission copper bar; the first inlet port of each first distributor is connected to the distribution box via a first power line, and each electric equipment is respectively connected to the first inlet port of one of the plurality of first distributors via a second power line; the first power transmission copper bar includes a live line copper bar and a neutral line copper bar; the live line copper bar and the neutral line copper bar are formed by copper foils printed on the first PCB board, and the copper foils each have a thickness of 50-100 ?m; a fuse is arranged on the live line copper bar; each electric equipment includes a lighting device and a switch; wherein each group of first connection ports includes one lighting device port and at least one switch port; the lighting device port and the at least one switch port of the first connection ports in a same group are connected in series between the live line copper bar and the neutral line copper bar; each first distributor is installed in a cavity of a suspended ceiling, a partition, or a cabinet; the second power line led out from each first distributor goes through the cavity of the suspended ceiling, the partition, and/or the cabinet and electronically connects to a corresponding electric equipment; the lighting device port and the at least one switch port each has a quick-connect terminal arranged thereon; an end of the second power line connected to the lighting device and the corresponding switch is electrically connected to the lighting device port and the at least one switch port of the first PCB board via the quick-connect terminal; the quick-connect terminal includes a three-point electric conducting strip and a wire removing handle; when the wire removing handle is pressed down, the three-point conducting strip is loosened; when the wire removing handle is released, the three-point conducting strip clamps the second power line.

US Pat. No. 10,431,965

HYDRAULIC CABLE PULLER

WINCH, LLC, Monroe, NC (...

1. A hydraulic cable puller mounted on a boom arm of an excavator, comprising:(a) a hub having an axially-extending annular winding spindle for receiving a plurality of wraps of a rope adapted to connect to a downstream end of a cable to be pulled and to exert a pulling force on the cable;
(b) a hydraulic motor mounted within a housing on the hub for rotating the hub and including an inlet port and outlet port for being attached to inlet and outlet hydraulic supply conduits of the excavator;
(c) a mounting bracket adapted to mount the hub and the hydraulic motor onto a sidewall of a bucket attached to an end of the boom arm of the excavator;
(d) the hub and hydraulic motor extend laterally outward from and within a plane of the sidewall exterior to the bucket; and
(e) whereby an axis of rotation of the hub perpendicular to the sidewall of the bucket is maintained during movement of the bucket on the boom arm of the excavator.

US Pat. No. 10,431,962

SPARK PLUG

NGK SPARK PLUG CO., LTD.,...

1. An ignition plug comprising:a tubular metallic shell extending in a direction of an axial line, wherein
the metallic shell contains iron as a main component, carbon in an amount of 0.20 wt. % to 0.30 wt. %, manganese in an amount of 0.30 wt. % to 0.45 wt. %, and sulfur in an amount of 0.005 wt. % to 0.009 wt. %, and
the ratio of the manganese content (wt. %) to the sulfur content (wt. %), the ratio being represented by Mn/S, is 40 to 65.

US Pat. No. 10,431,961

SPARK PLUG

NGK SPARK PLUG CO., LTD.,...

1. A spark plug comprising:an insulator having an axial hole formed therein in an axial direction;
a center electrode extending in the axial direction and having a rear end located within the axial hole;
a metal terminal extending in the axial direction and having a front end located rearward of the rear end of the center electrode within the axial hole;
a resistor arranged between the center electrode and the metal terminal within the axial hole; and
a conductive seal layer that fills a space between the resistor and the center electrode in the axial hole and keeps the center electrode and the resistor apart from each other,
wherein the conductive seal layer has a first layer portion located adjacent to the center electrode and a second layer portion located between the first layer portion and the resistor,
wherein a thermal expansion coefficient of the resistor, a thermal expansion coefficient of the first layer portion and a thermal expansion coefficient of the second layer portion are different from one another, and
wherein the thermal expansion coefficient of the second layer portion has a value between the thermal expansion coefficient of the first layer portion and the thermal expansion coefficient of the resistor.

US Pat. No. 10,431,960

SPARK PLUG FOR INTERNAL COMBUSTION ENGINE

DENSO CORPORATION, Kariy...

1. A spark plug for an internal combustion engine, comprising:a cylindrical housing;
a cylindrical insulator held inside the housing;
a center electrode held inside the insulator so that a tip end part protrudes; and
a ground electrode that is connected to the housing and forms a spark discharge gap between the center electrode and the ground electrode, wherein:
the ground electrode includes an upright part that is vertically provided on a tip end part of the housing to a tip end side and an inclined part that is bent from the tip of the upright part toward the center electrode side to extend toward an oblique tip end side,
the inclined part has a ground end face that is an end face opposite to the upright part, an opposed face that faces the center electrode side, and a corner curved face that has a curved face shape smoothly connecting the ground end face and the opposed face,
a curvature radius R of the corner curved face satisfies 0.3 mm?R?0.7 mm, and
an inclination angle ? of the inclined part with respect to a plug axial direction satisfies 30°???60°.

US Pat. No. 10,431,958

SEMICONDUCTOR LASER DIODE ON TILED GALLIUM CONTAINING MATERIAL

Soraa Laser Diode, Inc., ...

1. A gallium and nitrogen containing structure comprising:a plurality of on-axis (10-10) oriented gallium and nitrogen containing semiconductor substrates, each of the plurality of gallium and nitrogen containing semiconductor substrates having a plurality of epitaxially grown layers;
a first handle substrate, wherein each of the plurality of gallium and nitrogen containing semiconductor substrates are coupled to the first handle substrate, an in-plane projection of a [0001] direction of each of the plurality of gallium and nitrogen containing semiconductor substrates is aligned to a spatial region configured in a <110> direction of the first handle substrate, the plurality of gallium and nitrogen containing semiconductor substrates are arranged in a tiled configuration overlying the first handle substrate, and an orientation of a reference crystal direction for each of the plurality of gallium and nitrogen containing semiconductor substrates is parallel to the spatial region in the <110> direction within 10 degrees or less;
a first bonding medium provided between the first handle substrate and each of the plurality of gallium and nitrogen containing semiconductor substrates while maintaining the alignment between the reference crystal orientation and the selected direction of the first handle substrate; and
a processed region formed overlying each of the plurality of gallium and nitrogen containing semiconductor substrates bonded to the first handle substrate.

US Pat. No. 10,431,957

MULTIWAVELENGTH QUANTUM CASCADE LASER VIA GROWTH OF DIFFERENT ACTIVE AND PASSIVE CORES

THORLABS QUANTUM ELECTRON...

1. A laser source capable of producing mid-IR laser radiation, the source comprising:a first quantum-cascade core positioned on a substrate and having a first superlattice structured for generating intersubband transitions emitting at a first center frequency within the range from 3-14 ?m; and
a second core and a third core on the substrate and positioned in-plane relative to the first core,
wherein the second core and third core are semiconductor active core regions having a second and a third superlattices different from the first core and structured for generating interband transitions emitting at a second and a third center frequencies, said second and third center frequencies being different from said first center frequency,
wherein the substrate is an InP, GaAs or other group III-V material suitable for quantum-cascade lasers,
wherein the first, second and third cores are grown separately,
wherein the first, second and third cores are positioned adjacent each other side-by-side as part of separate respective first, second and third waveguides, and
wherein the first, second and third cores are electrically and optically confined by either InP layers or deep-etched trenches in the lateral direction.

US Pat. No. 10,431,956

NANOCAVITY MONOLAYER LASER MONOLITHICALLY INTEGRATED WITH LED PUMP

International Business Ma...

1. A laser structure including a nanocavity laser and light emitting diode (LED) monolithically formed within the laser structure, comprising:a substrate including at least one of silicon (Si) and germanium (Ge);
a buffer layer including a III-V material and having a first surface finned directly on the substrate, the buffer layer including an interface material to reduce dislocation defects due to lattice mismatch between the at least one of Si and Ge of the substrate and the III-V material of the buffer layer;
a light emitting diode (LED) formed directly on a second surface of the buffer layer;
a photonic crystal layer formed on the LED; and
a nanocavity laser including a monolayer of a transition metal dichalcogenide formed on the photonic crystal layer for receiving light through the photonic crystal layer from the LED to optically pump the nanocavity laser, the transition metal dichalcogenide having a chemical formula of MX2, where M is selected from the group consisting of: W and Mo and X is selected from the group consisting of: S, Se and Te, wherein the buffer layer reduces the dislocation defects to allow for the formation of the LED within the laser structure.

US Pat. No. 10,431,954

LASER COMPONENT

OSRAM Opto Semiconductors...

1. A laser component comprising:a housing;
a laser chip arranged in the housing; and
a conversion element for radiation conversion arranged in the housing, wherein the conversion element is irradiatable with laser radiation of the laser chip,
wherein the conversion element comprises 1) a phosphor layer, 2) a thermally conductive layer that dissipates heat from the phosphor layer, and 3) a reflective layer,
the phosphor layer is irradiatable with laser radiation of the laser chip via the reflective layer, and
the reflective layer is configured such that the laser radiation is transmitted by the reflective layer, thereby introduced into the phosphor layer and at least partly converted, and such that the reflective layer provides for reflection of conversion radiation generated in the phosphor layer,
both the reflective layer and the thermally conductive layer are directly arranged on a side of the phosphor layer facing the laser chip,
the phosphor layer is partly concealed by the thermally conductive layer, and
the reflective layer is arranged in a region on the phosphor layer in which the phosphor layer is not concealed by the thermally conductive layer.

US Pat. No. 10,431,953

LASER APPARATUS INCLUDING PLURALITY OF LASER MODULES

FANUC CORPORATION, Yaman...

1. A laser apparatus comprising:a plurality of laser modules;
a laser power source section configured to drive each of the plurality of laser modules;
a combiner configured to combine laser beams emitted by the plurality of laser modules and to output a combined laser beam;
an optical output command section configured to generate a first optical output command with respect to the combined laser beam;
a laser module selection/command section configured to select a laser module to be driven from the plurality of laser modules, based on the first optical output command and to generate a second optical output command for the laser module that has been selected; and
a control section configured to control the laser module and the laser power source section, based on the second optical output command,
wherein, with respect to switching the number of laser-oscillating laser modules in accordance with a change in the first optical output command, the laser module selection/command section is configured to set a second threshold value for the first optical output command, when increasing the number of laser-oscillating laser modules to N, to a value higher or lower, by a predetermined value that is greater than a fluctuation range of an actual optical output, than a first threshold value for the first optical output command serving as a reference, when reducing the number of laser-oscillating laser modules from N.

US Pat. No. 10,431,952

COMPACT PLASMA ULTRAINTENSE LASER

LIGHTSENSE IP LTD., Manc...

1. Apparatus arranged to produce femtosecond laser pulses, the apparatus including a laser system arranged to produce nanosecond or picosecond laser pulses, an optical system configured to produce pump pulses and seed pulses from the nanosecond or picosecond laser pulses, and plasma generation apparatus including a vacuum chamber and plasma column generation apparatus arranged to generate a plasma column in the vacuum chamber, wherein the optical system is arranged to counterpropagate the pump pulses and the seed pulses along the plasma column, wherein the optical system is arranged to cause the pump pulses and the seed pulses to overlap in space and in time, in the plasma column, to amplify the seed pulses to produce amplified pulses, and to temporally shorten the amplified pulses compared to the seed pulses, to produce femtosecond amplified and shortened pulses, using stimulated Raman backscattering (SRBS) in the plasma column.

US Pat. No. 10,431,951

LEAKAGE LIGHT REMOVAL STRUCTURE AND FIBER LASER

FUJIKURA LTD., Tokyo (JP...

1. A leakage light removal structure for removing leakage light in an optical fiber having a core, a cladding covering the core and having a refractive index lower than a refractive index of the core, and a covering material covering the cladding and having a refractive index higher than the refractive index of the cladding, the leakage light removal structure comprising:a fiber housing that houses part of the optical fiber;
a covering material base portion formed by part of the covering material that covers a whole circumference of the cladding;
a covering material extension portion covering part of the whole circumference of the cladding by extending part of the covering material from the covering material base portion along a longitudinal direction of the optical fiber within the fiber housing, the covering material extension portion extending continuously upstream from the covering material base portion along the longitudinal direction of the optical fiber; and
a cladding exposure portion in which a portion of the whole circumference of the cladding other than the covering material extension portion is exposed within the fiber housing, the cladding exposure portion being covered with a medium or a resin having a refractive index lower than the refractive index of the cladding such that the leakage light emitted into the covering material is confined in the covering material by the medium or the resin and absorbed in the covering material while propagating through the covering material.

US Pat. No. 10,431,949

TERMINAL CONNECTOR PLIERS

JETOOL CORP., New Taipei...

1. A terminal connector pliers, used for crimping a cable to a connector housing to form a terminal connector, comprising:a main body, having a through-hole, wherein a placement position of the connector housing is disposed inside the through-hole, and a guide structure is disposed near the placement position;
a first linking body and a second linking body, pivoted to the main body via a first pivot, wherein the first linking body is pivoted to a third linking body, the second linking body is pivoted to a fourth linking body, the third linking body and the fourth linking body are pivoted to a crimping block via a second pivot, and a movement track of the crimping block is guided by the guide structure to move the crimping block into or out of the through-hole, wherein
when a plurality of wires of the cable penetrate through the connector housing and are placed into the placement position, the first linking body and the second linking body are forced to drive the third linking body and the fourth linking body, so as to move the crimping block into the through-hole to crimp the wires to the connector housing; and
a cutting mechanism, disposed near an outer edge of the through-hole and linked to the crimping block, wherein after the wires of the cable penetrate through the connector housing and are placed into the placement position, parts of the wires penetrate out of the main body, so that when the crimping block is moved into the through-hole, the cutting mechanism moves along with the crimping block to cut out the parts of the wires, so as to make remaining parts of the wires flush with the connector housing,
wherein the cutting mechanism comprises a first primary knife and a first secondary knife opposite to each other, and one of the first primary knife and the first secondary knife is assembled on the main body, and the other of the first primary knife and the first secondary knife is assembled on the crimping block,
wherein an end of a first return spring is hooked to the first linking body, and the other end of the first return spring is hooked to the main body,
wherein a rotatable bump is disposed on the second linking body, an end of a second return spring is hooked to the rotatable bump, the other end of the second return spring is hooked to the second linking body, a ratchet block is disposed on the first linking body to be moved along with the first linking body, a pivoting portion of the first linking body and the third linking body is connected to the ratchet block, the ratchet block is provided with a plurality of ratchet teeth and a plurality of tooth gaps formed between every two adjacent ratchet teeth, at least one tooth gap is formed to be larger than the rest of the tooth gaps, a position between the first linking body and the second linking body can be fixed by engaging the ratchet teeth with the rotatable bump, such that the ratchet block on the first linking body disables the first linking body from actuating the third linking body pivoted thereon with rotational movement, and the rotatable bump is rotated to be fallen within a space of the at least one tooth gap that is formed to be larger, so that the ratchet teeth can be disengaged from the rotatable bump to release engagement between the first linking body and the second linking body.

US Pat. No. 10,431,948

ROTARY CONNECTOR

AUPAC CO., LTD., Yamato ...

1. A rotary connector comprising:a rod-shaped rotating side electrode rotatably supported by an external shell case; and
a fixed side electrode supported by the external shell case,
wherein the rotating side electrode and the fixed side electrode are disposed so that one end parts of the electrodes face each other spaced apart to form a clearance therebetween,
a cylindrical liquid impregnated member disposed so as to surround an outer peripheral surface close to the one end part of the fixed side electrode, the liquid impregnated member covering a clearance formed between the fixed side electrode and the rotating side electrode from outer peripheral sides of the fixed side electrode and the rotating side electrode,
a conductive part is provided between the one end part of the rotating side electrode and the one end part of the fixed side electrode, the conductive part making electrical connection between the rotating side electrode and the fixed side electrode, and
the conductive part includes liquid metal and either multivalent alcohol or high viscosity oil,
wherein the conductive part includes the liquid metal filling a region formed by the one end part of the rotating side electrode, the one end part of the fixed side electrode, and an inner peripheral surface of the liquid impregnated member and either the multivalent alcohol or the high viscosity oil with which the liquid impregnated member is impregnated.

US Pat. No. 10,431,947

ELECTRICAL COMPONENT SOCKET

ENPLAS CORPORATION, Sait...

1. An electrical component socket comprising:a socket body configured to receive an electrical component having terminals arranged at regular intervals; and
contact pins extending through the socket body so that each of the contact pins has a first end passing through a first side of the socket body and a second end passing through a second side of the socket body,
wherein the electrical component socket is arrangeable on a circuit board having terminals so that, when the electrical component socket is arranged on the circuit board with the electrical component received by the socket body,
the first end of each of the contact pins passing through the first side of the socket body contacts a terminal of the terminals of the electrical component and the second end of each of the contact pins passing through the second side of the socket body contacts a terminal of the terminals of the circuit board, and
a pitch at the first side of the socket body between at least two adjacent contact pins of the contact pins is narrower than a pitch between the terminals of the electrical component, and a pitch at the first side of the socket body between adjacent contact pins, other than the at least two adjacent contact pins, of the contact pins is substantially equal to the pitch between the terminals of the electrical component.

US Pat. No. 10,431,946

VEHICULAR SECURITY BYPASS

1. An electrical harness for bypassing a vehicular security module, comprising:a first connector having a first pin and a second pin;
a second connector having a first pin and a second pin;
a third connector having a plurality of pins; and
a plurality of electrical conductors, wherein:
the first pin of the first connector is electrically coupled to a third pin of the plurality of pins of the third connector via a first conductor of the plurality of electrically conductors,
the second pin of the first connector is electrically coupled to an eleventh pin of the plurality of pins of the third connector via a second conductor of the plurality of electrical conductors,
the first pin of the second connector is electrically coupled to a fourteenth pin of the plurality of pins of the third connector via a third conductor of the plurality of electrical conductors, and
the second pin of the second connector is electrically coupled to a sixth pin of the plurality of pins of the third connector via a fourth conductor of the plurality of electrical conductors.

US Pat. No. 10,431,945

POWER CONNECTOR HAVING A TOUCH SAFE SHROUD

TE CONNECTIVITY CORPORATI...

1. A power connector comprising:a housing having a front and a rear, the housing having a first side and a second side between the front and the rear, the housing having a first end and a second end between the front and the rear, the housing having a first terminal channel and an opening through the first side to the first terminal channel, the opening receives a fastener used to secure a power element in the first terminal channel, the fastener being exposed at an exterior of the housing;
a first power terminal received in the first terminal channel, the first power terminal having a base and contacts extending from the base toward the front for mating with a bus bar, the base configured to be coupled to the power element; and
a shroud coupled to the housing, the shroud being slidable along the housing between an unactuated position and an actuated position, the shroud being slid from the unactuated position to the actuated position, the shroud exposing the opening and the fastener in the unactuated position, the shroud covering the fastener in the actuated position.

US Pat. No. 10,431,943

COAXIAL INSPECTION CONNECTOR

Murata Manufacturing Co.,...

1. A coaxial inspection connector comprising:an outer conductor;
a center conductor; and
a first bushing, wherein
the outer conductor includes
a first housing that has a tubular shape extending in a first direction, and
a second housing that has a tubular shape extending from the first housing toward one side in the first direction,
the center conductor includes
a first center conductor portion that extends in the first housing in the first direction and that is fixed to the first housing by the first bushing, and
a second center conductor portion that extends in the second housing in the first direction,
the second housing is supported by the first housing in such a way that an end portion of the second housing on the one side in the first direction is capable of swinging in a second direction that is perpendicular to the first direction, and
the second center conductor portion includes
a swing portion at which the second center conductor portion is supported by the first center conductor portion in such a way that an end portion of the second center conductor portion on the one side in the first direction is capable of swinging in the second direction,
a tip portion that includes the end portion of the second center conductor portion on the one side in the first direction and that is capable of moving in the first direction relative to the swing portion, and
an elastic member, the elastic member being included between the swing portion and the tip portion.

US Pat. No. 10,431,942

COAXIAL CABLE CONNECTOR HAVING AN OUTER CONDUCTOR ENGAGER

PPC BROADBAND, INC., Eas...

1. A connector for a coaxial cable, comprising:a coupler portion configured to engage an interface port;
a housing portion having a forward end configured to be disposed at least partially within the coupler portion; and
an outer conductor engager portion made of a conductive material disposed within the housing portion,
wherein the housing portion includes a rearward end configured to receive the coaxial cable,
wherein the housing portion includes a nose cone, a body, and a sleeve, the sleeve surrounding the body, and the body and the sleeve being configured to slide axially relative to the nose cone,
wherein the housing portion is configured to move axially relative to the outer conductor engager portion,
wherein an interior surface of the housing portion is configured to compress the outer conductor engager portion when the housing portion is moved axially relative to the outer conductor engager portion such that an interior surface of the outer conductor engager portion is compressed radially inward against an outer conductor of the coaxial cable,
wherein the outer conductor engager portion is configured to remain axially stationary relative to the coupler portion when the housing portion moves relative to the outer conductor engager portion,
wherein a forward body portion of the housing portion is configured to be received by a reward end of the coupler portion and a rearward body portion is configured to be coupled with the forward body portion,
wherein the coupler portion is configured to rotate relative to the forward body portion,
wherein the rearward body portion is configured to slide axially relative to the forward body portion,
wherein an interior surface of the rearward body portion is configured to compress the outer conductor engager portion when the housing portion is moved axially relative to the outer conductor engager portion such that an interior surface of the outer conductor engager portion is compressed radially inward against an outer conductor of the coaxial cable,
wherein the outer conductor engager portion includes resilient fingers that are configured to be compressed radially inward against an outer conductor of the coaxial cable when an interior surface of the rearward body portion compresses the outer conductor engager portion,
wherein a compression sleeve is configured to be disposed at a rearward end of the rearward body portion,
wherein the compression sleeve is configured to move the rearward body portion axially forward relative to the forward body portion to compress the resilient fingers radially inward against the outer conductor of the coaxial cable, and
wherein the compression sleeve is configured to move axially forward relative to the rearward body portion, after the resilient fingers are compressed radially inward against the outer conductor of the cable, so as to compress the rearward end of the rearward body portion against the coaxial cable.

US Pat. No. 10,431,941

USB CABLE WITH THERMAL PROTECTION

Littelfuse, Inc., Chicag...

1. A system for providing over-temperature protection comprising:a first device having a first data conductor,
a second device having a second data conductor,
a cable comprising:
a power conductor connecting the first device to the second device and configured to transmit electrical power between the first device and the second device; and
a third data conductor connecting the first data conductor to the second data conductor and configured to transmit data between the first device and the second device; and
a first positive temperature coefficient (PTC) element coupled to the first data conductor and configured to mitigate current flowing through the first data conductor if a temperature of the PTC element rises above a predefined first trip temperature, wherein at least one of the first device and the second device is configured to reduce an amount of electrical power transmitted via the power conductor upon mitigation of the current flowing through the third data conductor.

US Pat. No. 10,431,938

SHIELD SHELL AND SHIELD CONNECTOR

YAZAKI CORPORATION, Toky...

1. A shield shell comprising:a housing accommodation portion including a shell fixing portion to be fixed to a mounting target portion which is electrically conductive; and
a shield member mounting portion which is formed to be continuous to the housing accommodation portion and on which a shield member is to be mounted by fastening of a binding member,
wherein the shield member mounting portion includes at least one shield member fixing part provided on an outer surface of the shield member mounting portion,
wherein the shield member fixing part has an inclined shape in which a cross-section taken along an axial direction of the shield member mounting portion expands outwards from a base end side of the shield member mounting portion toward an open end side of the shield member mounting portion, and
wherein the shield member fixing part is to be fastened by the binding member.

US Pat. No. 10,431,935

CONNECTOR

SPEED TECH CORP., Taoyua...

1. A connector, comprising:an insulating housing;
a circuit board having a front end configured to dock with a docking connector and a back end distal to the front end, a plurality of gold fingers being disposed at the front end and exposed at a surface of the circuit board, the back end being embedded in the insulating housing, the front end extending out of the insulating housing; and
a plurality of guides, each of the guides being partially embedded in the insulating housing and parallel to the circuit board, wherein each of the guides is located at one of opposite sides of the insulating housing and extends outwardly towards the docking connector, wherein each of the guides approaches a location of the gold fingers on the circuit board and has an end overlapping a sidewall of the front end extending out of the insulating housing.

US Pat. No. 10,431,934

CONNECTOR

Japan Aviation Electronic...

1. A connector mountable on a circuit board and mateable with a mating connector along a mating direction, wherein:the connector comprises a housing and a plurality of contacts which include two or more signal contacts for signal transmission and two or more predetermined contacts maintained at predetermined voltage levels;
the housing holds the contacts;
each of the contacts has a horizontal portion extending along the mating direction, an intersecting portion extending along an intersecting direction intersecting with the mating direction, a fixed portion extending from the intersecting portion and fixed to the circuit board when the connector is used, and a coupling portion coupling the horizontal portion and the intersecting portion to each other;
the contacts include one or more first contact groups;
each of the first contact groups consists of two of the predetermined contacts and one differential pair of two of the signal contacts;
for each of the first contact groups, the contacts are arranged in a pitch direction perpendicular to the mating direction, and the differential pair is located between the predetermined contacts in the pitch direction;
for each of the first contact groups, a size of the coupling portion of each of the predetermined contacts in the pitch direction is larger than another size of the coupling portion of each of the signal contacts in the pitch direction, and a size of the intersecting portion of each of the predetermined contacts in the pitch direction is larger than another size of the intersecting portion of each of the signal contacts in the pitch direction; and
the horizontal portion of each of the predetermined contacts of each of the first contact groups includes a contact portion which is to be brought into contact with a corresponding one of mating contacts of the mating connector, and for each of the predetermined contacts of each of the first contact groups, a size of the intersecting portion in the pitch direction is larger than another size of the contact portion in the pitch direction.

US Pat. No. 10,431,933

HIGH VOLTAGE CONNECTOR ASSEMBLY

Ford Global Technologies,...

1. A high voltage connector assembly comprising:a first connector having an identification mark;
a second connector including a mark section and arranged to engage the first connector
a pivotable member mounted to one of the first connector and second connector and configured to pivot between a first position allowing disengagement of the first and second connector and a second position restricting disengagement of the first and second connector; and
an interlock switch arranged to cooperate with the pivotable member and prevent access to at least one of the identification mark and the mark section when the pivotable member is in the first position.

US Pat. No. 10,431,932

CONNECTOR ASSEMBLY WITH METAL HOUSING FOR CONNECTION BETWEEN FIRST AND SECOND CONNECTORS

LUXSHARE PRECISION INDUST...

1. A connector assembly, comprising a first connector, a second connector and a metal housing, the first connector comprising an insulating body, conductive terminals received in the insulating body, and a first cable extending out of the insulating body, each conductive terminal having a contact portion, the first cable being electrically connected to the conductive terminals, the second connector comprising a sub-circuit board and a second cable electrically connected to the sub-circuit board, the sub-circuit board having a butting end facing the first connector, and gold fingers being distributed on the surface of the butting end, wherein the metal housing is fixed to a circuit board and provided with an insertion hole, the insertion hole has a front insertion opening at the front end of the metal housing and a rear insertion opening at the rear end of the metal housing, the first connector is detachably inserted into the insertion hole from the front insertion opening, the second connector is detachably inserted into the insertion hole from the rear insertion opening, and the contact portions are in contact with the gold fingers.

US Pat. No. 10,431,931

ELECTRICAL UNIT AND ASSEMBLY

Lear Corporation, Southf...

1. An electrical unit, comprising:a housing member;
a slider configured to slide along an outer surface of the housing member and selectively retain an electrical connector relative to the housing member; and
a bracket fixed to the housing member, the bracket restricting movement of the slider in at least one direction;
wherein the bracket includes a protrusion; the housing member includes a bracket recess; the bracket includes a securing tab and is fixed to the housing member via the securing tab; and the protrusion is disposed at least partially in the bracket recess.

US Pat. No. 10,431,930

WELDING LEAD CABLE CONNECTOR HOLDING APPARATUS FOR LOCKING AND PROTECTING WELDING LEADS

1. A welding lead cable connector securing apparatus for securing a welding lead cable connector to another device and for protecting such welding lead cable connector, the apparatus comprising:a. a shell defining a primary cavity therein, the shell further comprising a first shell member and a second shell member wherein the first shell member is hingedly attached to the second shell member; and
b. an appendage extending from the first shell member wherein at least part of the appendage extends through a shell member hole in the second shell member when the shell is in a closed configuration, and wherein the appendage includes an appendage aperture through which a pivoted hook of a padlock can be inserted to lock and secure the welding lead cable connector securing apparatus in the closed configuration.

US Pat. No. 10,431,929

BUFFERING APPARATUS FOR MESSENGERED CABLES

PPC BROADBAND, INC., Eas...

1. A tensile-force buffering apparatus interposing a physical structure and a drop clamp having a messenger of an input drop cable secured thereto, the tensile-force buffering apparatus comprising:a housing defining an elongate inner cavity and a retainer; and
a spring-strut assembly including
a central shaft,
a retention member at a first end of the central shaft, and
a coil spring disposed about the central shaft,
wherein the retention member is configured to be received and held by the housing, the retention member being configured to be released from the housing when a load or force exceeds a certain predetermined threshold level to prevent the load or force that exceeds such a predetermined threshold level from damaging either the housing or the retention member,
wherein the spring-strut assembly is received in the inner cavity of the housing and the retention member is held by the retainer while a load compressing the coil spring is less than the predetermined threshold load, and
wherein the retention member is released from the housing when the load compressing the coil spring reaches the predetermined threshold load, thereby effecting separation of the spring-strut assembly from the housing.

US Pat. No. 10,431,928

ANGLED CONTACT PIN FOR BEING PRESSED INTO A CONTACT PIN RECEPTACLE, A CONNECTOR WITH AT LEAST ONE CONTACT PIN AND A METHOD FOR PRODUCING A CONNECTOR

TE Connectivity Germany G...

1. A contact pin, comprising:a contact section extending substantially parallel to a contacting direction in which the contact pin is pressed into a contact pin receptacle;
a mounting section angled with respect to the contact section; and a transition region connecting the contact section and the mounting section, the transition region having a recess forming a substantially planar engagement surface, a depth of the recess extends from a rear side of the contact pin in the contacting direction to over a middle of a cross-section of the mounting section, the depth of the recess is less than a depth of the mounting section in the contacting direction, a height of the recess extends in a direction parallel to the mounting section into the transition region from an upper side edge of the contact pin opposite the mounting section.

US Pat. No. 10,431,927

MANUAL CLAM PLUG CONNECTOR

1. A manual clam plug connector to connect a plug connector, the manual clam plug connector comprising:a vice-grip locking pliers disposed at a first end of the manual clam plug connector to be squeezed manually; and
a connecting clam disposed at a second end of the manual clam plug connector to be squeezed in response to the vice-grip locking pliers being squeezed, such that a female connector end of the plug connector and a male connector end of the plug connector are brought together in response to the connecting clam being squeezed.

US Pat. No. 10,431,926

MAGNETIC FLUID CONNECTOR

HEWLETT PACKARD ENTERPRIS...

1. A cooling assembly, comprising:a cooling bay;
a pair of connectors included at least partially in the cooling bay, where the connectors each include:
a magnet included in a second portion of the connector coupled to a fluid source to generate a magnetic force between a movable member of the second portion of the connector and a housing of a first portion of the connector, wherein the housing of the first portion of the connector is insertable into a housing of the second portion of the connector to move the movable member from a first position to a second position;
a magnetic region included in the first portion of the connector coupled to an electronic device, where the first portion and the second portion together define an internal fluid path when coupled together and when the movable member is moved from the first position to the second position; and
the movable member that is movable to open the internal fluid path between the first portion and the second portion of the connector when the housing of the first portion of the connector moves the movable member from the first position to the second position, where the magnet provides the magnetic force to move the movable member from the second position to the first position to close the internal fluid path between the first portion and the second portion of the connector.

US Pat. No. 10,431,924

TERMINAL AND WIRING MODULE

AutoNetworks Technologies...

1. A terminal comprising:a connection portion that is to be connected to an electrode terminal of a power storage element; and
a wire connection portion that is to be connected to an electrical wire,
wherein a guide portion is disposed entirely between the connection portion and the wire connection portion so as to be spaced apart from the electrical wire, the guide portion guiding a liquid adhered to the connection portion so as to fall to a position separated from the wire connection portion and the electrical wire.

US Pat. No. 10,431,922

PIN AND SLEEVE DEVICE WITH CONTACT CARRIER FOR CAPTURING SET SCREWS

Leviton Manufacturing Co....

1. A pin and sleeve device, comprising:a housing; and
a contact carrier within the housing, the contact carrier including a plurality of contact openings each receiving a terminal, the contact carrier further including a tool opening extending between an outer perimeter and a first contact opening of the plurality of contact openings; and
a set screw positioned within the first contact opening of the plurality of contact openings, the set screw including a plurality of threads extending between a first end and a second end, the first end being operable to engage the terminal, the second end including a tool drive aligned with the tool opening, the set screw positioned directly adjacent a retainment wall defining a portion of the first contact opening of the plurality of contact openings, the retainment wall operable to prevent the set screw from passing through the tool opening;
wherein:
the contact carrier further includes a screw retainer defining a screw access channel aligned with the tool opening, the screw retainer including a contoured surface extending from the retainment wall, wherein the set screw is supported by the contoured surface; and
the terminal is a box terminal of a contact sleeve, the box terminal positioned within the first contact opening of the plurality of contact openings.

US Pat. No. 10,431,921

SEALING COVER AND ACTUATOR HAVING SAME

LG Innotek Co., Ltd., Se...

1. A sealing cover comprising:a cap;
a grommet configured to extend from the cap; and
a terminal inserted into the grommet,
wherein the terminal includes a first connecting end disposed at one side of the terminal and a second connecting end disposed at the other side of the terminal with the cap interposed therebetween, and
wherein the grommet includes coupling flanges respectively formed at positions of the first connecting end and the second connecting end.

US Pat. No. 10,431,920

ONE-PIECE PARALLEL MULTI-FINGER CONTACT

1. An electronic device socket comprising:a barrel having a lumen extending therethrough, the barrel comprising,
a proximal barrel portion having a first outer diameter;
a tapering region extending distally from the proximal barrel portion, the tapering region extending both distally and radially inward towards a central axis of the barrel defining a second diameter which is smaller than the first diameter;
a plurality of fingers extending distally from the tapering region, the plurality of fingers are all parallel to one another and the central axis;
a dimple contact area extending from each of the plurality of fingers extending radially inward and distally.

US Pat. No. 10,431,918

ELECTRICAL CONTACT TERMINAL AND ELECTRONIC COMPONENT SOCKET

ENPLAS CORPORATION, Kawa...

3. An electrical contact terminal including a conductive substrate and a plurality of layers laminated on a surface of the substrate, the plurality of layers comprising:a first surface layer that contains palladium or a palladium alloy as a principal ingredient;
a second surface layer formed on an opposite side of the first surface layer from the substrate, the second surface layer containing, as a principal ingredient, nickel or a nickel alloy that is alloyable with tin and allows dissolution and diffusion of tin therein upon application of heat at a diffusion rate of tin which is lower than that in silver or in the first surface layer;
an underlying layer formed between the substrate and the first surface layer, the underlying layer containing nickel as a principal ingredient; and
a third surface layer formed between the underlying layer and the first surface layer, the third surface layer containing a material that is alloyable with tin and allows dissolution and diffusion of tin therein upon application of heat at a diffusion rate of tin which is lower than that in nickel.

US Pat. No. 10,431,917

CONNECTION DEVICE AND ELECTRICAL TUNNEL INSTALLATION

Woertz Engineering AG, M...

1. A connection device for connecting a multicore branch line to a flat cable, comprising:a connection device housing that allows the flat cable to pass through;
penetration contacts for contacting the flat cable without stripping of the insulation, the penetration contacts being situated in the connection device housing;
an electrical disconnection point between the branch line and the flat cable;
at least one seal in an area of at least one opening of the connection device housing for protection from penetration of dust and/or water,
wherein the connection device housing is made, at least partially, of plastic that includes polyethylene, and
wherein the connection device housing on an outer side or an inner side is coated with a diffusion barrier layer, and
wherein the diffusion barrier layer includes one or more layers, one of which is a metallic layer, wherein the metallic layer of the diffusion barrier layer comprises a vapor deposition of an aluminum film onto the outer side or the inner side of the housing of the connection device, wherein the layer thickness of the vapor deposition is a few nanometers to several hundred nanometers, and wherein the vapor deposition of the aluminum film is configured to prevent diffusion of vapor or liquid water molecules through the connection device housing.

US Pat. No. 10,431,916

CONNECTOR

PANASONIC INTELLECTUAL PR...

1. A connector comprising:a plurality of first contact parts each extending in a first direction, the plurality of first contact parts being arranged in a second direction being perpendicular to the first direction; a first partition wall being insulating and partitioning between one of the plurality of first contact parts and another one of the plurality of first contact parts being adjacent to the one of the plurality of first contact parts; and
a protruding portion being provided at a surface of the first partition wall, the surface being parallel to the first direction and the second direction,
wherein:
only one of the protruding portion is provided between the one of the plurality of first contact parts and the another one of the plurality of first contact parts,
a width of the protruding portion is narrower than a width of the first partition wall in the second direction, and
one side surface of the protruding portion faces one side surface of the one of the plurality of first contact parts with a gap.

US Pat. No. 10,431,915

ELECTRONIC SUBASSEMBLY FOR A PERSONAL CARE PRODUCT

The Gillette Company LLC,...

1. An electronic subassembly for a personal care product comprising:a housing defining a chamber, the housing defining a tapered guide surface;
a first circuit board having a rigid end positioned within the chamber and a flexible portion positioned outside the chamber;
a second circuit board positioned within the chamber of the housing, the second circuit board having an electrical connector dimensioned to receive the rigid end; wherein the tapered guide surface aligns the rigid end with the electrical connector and a sealant filled around the first circuit board preventing water ingress to the rigid end.

US Pat. No. 10,431,914

NETWORK CONNECTOR ASSEMBLY

CISCO TECHNOLOGY, INC., ...

1. A network connector assembly comprising:an upper board member having one or more upper alignment pins and an off-center upper coupling pin engaged with a printed circuit board, the upper board member having a first set of contact pins disposed on an upper board top surface;
a lower board member having one or more lower alignment pins and an off-center lower coupling pin, each of the one or more lower alignment pins extending into an alignment pin aperture shared with one of the one or more upper alignment pins and formed in the printed circuit board, the off-center lower coupling pin extending upwardly from a bottom surface, through the printed circuit board, and into a coupling pin aperture formed in the upper board member, the lower board member having a second set of contact pins; and
a housing disposed over the upper board member and the lower board member, the housing forming one or more network couplers, each of the one or more network couplers configured to receive one of the first set of contact pins or the second set of contact pins.

US Pat. No. 10,431,913

FLOATING DIRECTIONAL SUPPORT OF ELECTRONIC COMPONENT

HONGFUJIN PRECISION ELECT...

1. A floating directional support for adjusting a gap between a connecting plate and a joint substrate, the connecting plate mounted on a substrate, the floating directional support comprising:a base coupled to the substrate; and
an insertion member coupled to the connecting plate and movably coupled to the base; wherein:
the gap between the connecting plate and the substrate is adjusted by moving the insertion member relative to the base;
the base defines a receiving cavity extending in a radial direction within the base; and
the insertion member is movably received along the radial direction within the receiving cavity.