37th week of 2022 patent applcation highlights part 71 |
Patent application number | Title | Published |
20220294225 | VOLTAGE CONTROL INVERTER, POWER SOURCE APPARATUS, ENERGY CONTROL SYSTEM, AND VOLTAGE CONTROL METHOD - According to one embodiment, a voltage control inverter interconnectable with a power system, includes receiving circuitry configured to receive a first control command for outputting a voltage to the power system; and controlling circuitry configured to execute the first control command to output the voltage to the power system. The controlling circuitry is configured to skip to execute the first control command in response to the first control command being received during a period in which the power system is in a first state that is different from a normal state. | 2022-09-15 |
20220294226 | PHOTOVOLTAIC ENERGY STORAGE SYSTEM AND CONTROL METHOD THEREOF - A photovoltaic energy storage system includes an energy storage device, an inverter, a photovoltaic array device, a DC/DC conversion device and a controller. When an output voltage of the photovoltaic array device is greater than or equal to a predetermined threshold value, the photovoltaic energy storage system is operated in a first working mode. When the output voltage of the photovoltaic array device is lower than the predetermined threshold value, the photovoltaic energy storage system is operated in a second working mode. The DC/DC conversion device includes a bypass switch and a DC/DC converter. When the photovoltaic energy storage system is operated in the second working mode, the bypass switch is turned on and the DC/DC converter is disabled. Consequently, the electric power of the energy storage device is transmitted to the inverter through the bypass switch. | 2022-09-15 |
20220294227 | POWER DERATING METHOD FOR PHOTOVOLTAIC TRACKING SYSTEM, CONTROLLER, AND PHOTOVOLTAIC TRACKING SYSTEM - A power derating method for a photovoltaic tracking system, a controller and a photovoltaic tracking system are provided. A current operating power and a target derating power of a photovoltaic inverter are acquired. A total power derating amount is calculated based on the current operating power and the target derating power. A target power derating amount by a photovoltaic tracker is determined based on the total power derating amount and a preset derating amount distribution coefficient. A target tracking angle is determined based on the target power derating amount. The photovoltaic tracker is controlled to adjust a photovoltaic module to be at the target tracking angle and fix the photovoltaic module. The photovoltaic inverter is controlled to adjust a direct current operating voltage based on a difference between the total power derating amount and the target power derating amount. | 2022-09-15 |
20220294228 | PARTIAL-RESONANT CONVERTERS FOR PV APPLICATIONS - A partial-resonant converter is provided herein and comprises a partial resonant link formed by a magnetizing link inductor connected in parallel with a first capacitor on a primary winding side of a transformer and a second capacitor on a secondary winding side of the transformer, a pair of series connected switches coupled across the magnetizing link inductor and the first capacitor, and a plurality of forward conducting bidirectional blocking switches that connect an input source and an output load to the magnetizing link inductor during operation. | 2022-09-15 |
20220294229 | METHOD AND STABILIZATION CONTROLLER FOR OPERATING A STAND-ALONE GRID - Disclosed is a method for operating a stand-alone grid, in which at least one participant of the stand-alone grid is coupled to a stabilization controller and an impedance between an output of the stabilization controller and a grid node of the stand-alone grid is determined. Further, a nominal voltage at the grid node is regulated by means of the stabilization controller depending on the determined impedance. | 2022-09-15 |
20220294230 | METHOD OF SYNCHRONIZING A GENERATOR WITH A POWER SUPPLY NETWORK - A method of synchronizing a generator ( | 2022-09-15 |
20220294231 | HYBRID POWER PLANT ARCHITECTURE AND METHOD OF CONTROL - The invention concerns a method for controlling a hybrid power generation plant comprising a plurality of power sources among a hydro plant, a solar plant and a battery storage system, said method comprising:
| 2022-09-15 |
20220294232 | COORDINATED MULTIPLE DEVICE POWER MANAGEMENT SYSTEM - A coordinated multiple power management system provides an efficient and unique means of controlling the power usage of devices attached to a personal energy platform. Power control in an abundant power situation (i.e. commercial power is available) saves money. Power control in a constrained power situation (i.e. commercial power is unavailable e.g. “power failure”) provides more availability of needed computing services (for example, emergency activities, enable longer communication periods, longer video streaming, security monitoring, internet access and communications, or critical healthcare device usage etc.). The power supplied to the devices can be determined automatically and is under program control, which allows the complete management and distribution of power to any, and all, devices attached to the personal energy platform. | 2022-09-15 |
20220294233 | SYSTEM AND METHOD FOR POWER DISTRIBUTION - A power distribution system including a first power module and a second power module. The first power module including a first rectifier receiving an input power and outputting a rectified power, and a first power output configured to output the input power. The first power module further including a second power output configured to output the rectified power and a pass-through output configured to output input power. The second power module including a second rectifier receiving the input power and outputting a second rectified power, a third power output configured to output the input power, and a fourth power output configured to output the second rectified power. | 2022-09-15 |
20220294234 | CHARGER INTEGRATED CIRCUIT FOR CHARGING BATTERY DEVICE AND ELECTRONIC DEVICE INCLUDING THE CHARGER INTEGRATED CIRCUIT - A charger integrated circuit for charging a battery device including a first battery and a second battery connected to each other in series. The charger integrated circuit includes a first charger to be connected to a connection node between the first and second batteries, a second charger to be connected between the input voltage terminal and a high voltage terminal of the battery device, and a balancing circuit to balance voltages of the first and second batteries. The first charger is to provide a first charge current to the connection node in a first charge mode. The second charger is to directly charge the battery device by providing a second charge current to the high voltage terminal in a second charge mode. | 2022-09-15 |
20220294235 | STORAGE BATTERY CONTROL DEVICE, STORAGE BATTERY SYSTEM AND STORAGE BATTERY CONTROL METHOD - A storage battery control device is configured to control a storage battery system including storage batteries connected in series and a bypass circuit configured to selectively bypass each of the storage batteries. The storage battery control device includes: a processor; and a memory having instructions that, when executed by the processor, cause the storage battery control device to perform operations including: performing a first process of causing the bypass circuit to preferentially bypass, among the storage batteries, a storage battery having a smaller remaining charge amount until completion of charging than those of the other storage batteries, and charging at least one of the storage batteries such that a difference in remaining charge amounts of the storage batteries until completion of charging is reduced; and performing, after the first process, a second process of charging the storage batteries until the charging is completed. | 2022-09-15 |
20220294236 | BATTERY SYSTEM AND OPERATING METHOD OF ELECTRONIC DEVICE INCLUDING THE SAME - A battery system configured to provide power to a load based on a load current includes a first battery cell selectively connected to a first output terminal and a second output terminal and having a first state of charge, a second battery cell selectively connected to the first output terminal and the second output terminal and having a second state of charge indicating a lower charge level than the first state of charge, a direct current (DC)-direct current (DC) converter including an input capacitor connected to the first and second output terminals, and a switching circuit configured to perform a first cell balancing operation or a second cell balancing operation based on a magnitude of the load current, the first cell balancing operation including alternately connecting the input capacitor to the first battery cell or the second battery cell, and the second cell balancing operation including connecting the input capacitor to the first battery cell, based on a magnitude of the load current. | 2022-09-15 |
20220294237 | POWER STORAGE APPARATUS, CONTROL APPARATUS, AND POWER STORAGE SYSTEM - A power storage apparatus includes a power storage unit including a plurality of power storage devices (C | 2022-09-15 |
20220294238 | Battery Charge Balancing Circuit for Series Connections - Systems and methods are described for managing charging and discharging of battery packs. In one or more aspects, a system and method are provided to minimize overcharging of battery cells of specific battery chemistries while still enabling fast charging cycles. In other aspects, a buck converter may be used to reduce a voltage of power used to charge the cells. In further aspects, a fast overcurrent protection circuit is described to address situations involving internal short circuits of a battery cell or battery pack. In yet further aspects, a bypass circuit is provided in series-connected battery packs to improve the charging of undercharged battery packs while also increasing the efficiency of the overall charging process. In other aspects, a circuit is provided that permits a controller to determine a configuration of battery packs. In yet further aspects, a system may determine a discharge current for a collection of battery packs based on each battery pack's state of health (SOH) and forward that determination to an external device. | 2022-09-15 |
20220294239 | Battery Pack with Series or Parallel Identification Signal - Systems and methods are described for managing charging and discharging of battery packs. In one or more aspects, a system and method are provided to minimize overcharging of battery cells of specific battery chemistries while still enabling fast charging cycles. In other aspects, a buck converter may be used to reduce a voltage of power used to charge the cells. In further aspects, a fast overcurrent protection circuit is described to address situations involving internal short circuits of a battery cell or battery pack. In yet further aspects, a bypass circuit is provided in series-connected battery packs to improve the charging of undercharged battery packs while also increasing the efficiency of the overall charging process. In other aspects, a circuit is provided that permits a controller to determine a configuration of battery packs. In yet further aspects, a system may determine a discharge current for a collection of battery packs based on each battery pack's state of health (SOH) and forward that determination to an external device. | 2022-09-15 |
20220294240 | POWER SOLUTION CRADLE DOCK - Embodiments disclosed herein relate to power solution cradle dock system. The system can include a power solution cradle dock configured at a first position in a medium. The system can also include a cover positioned over the cradle dock at a second position in the medium. The cover is positioned over the cradle dock to provide protection for the cradle dock. The cover can be configured in a U-like shape to hold one or more devices and/or items. The cover can also provide a position to enable the one or more devices to be held securely and receive power. The system can also include a plurality of outlets configured to assist the cradle dock and the cover and provide power to the one or more devices and/or items secured over the cover. | 2022-09-15 |
20220294241 | VERTICAL TOWER POWER DOCK - Embodiments disclosed herein relate to a system for using a top port, middle port, and bottom port to charge mobile devices and use other laptops and devices at mobile workstations, and also store a power cord to provide power for the system. The system includes a first connecting port to charge mobile devices. The system also includes a second connecting port underneath the first connecting port, wherein the second connecting port is configured to receive a first cord with at least two connecting prongs. The system also includes a third connecting port configured below the first and second connecting port. The third connecting port is configured to receive a second cord with at least three connecting prongs. The system also includes a base configured to store a power cord to provide power to the system. | 2022-09-15 |
20220294242 | LAWNMOWERS - Lawnmowers are provided. A lawnmower includes a frame; a fairing coupled with the frame, the fairing comprising a recess defining a cavity; and an adapter disposed within the cavity, wherein the adapter is configured to electrically charge a device positioned within the cavity. | 2022-09-15 |
20220294243 | INTEGRATED DETERMINATION OF CHARGES REMAINING VIA A POWER BANK - A portable power bank and remote server are described, where a rechargeable device includes a rechargeable battery that receives electric charge from the power bank via an electrical connection. Systems and methods facilitate determination of a “number of potential rechargings” of the rechargeable device battery via the power bank, e.g., how many times the power bank can charge the rechargeable device battery to a desired fuel gauge (e.g., 100%) before the power bank is depleted. The number of potential rechargings is determined by the remote server based upon the desired fuel gauge of the rechargeable device, present fuel gauges of the rechargeable device and the power bank, and charging efficiency factors corresponding to the rechargeable device and the power bank, respectively. | 2022-09-15 |
20220294244 | SYSTEMS AND METHODS FOR CHARGING VEHICLE ACCESSORY - Methods of charging accessory devices to vehicles can maximize the lifespan of rechargeable batteries. A method executed at a processor of a vehicle can include determining a charging time for an accessory to a vehicle based on anticipated demand of the accessory device, determining vehicle operational information comprising driving characteristics, and dynamically charging the accessory device based on the determined vehicle operational information and the charging time for the accessory to the vehicle. | 2022-09-15 |
20220294245 | VEHICLE SENSOR OPERATION - A charge level of a sensor battery providing power to a sensor in a vehicle is determined. A charge depletion of the sensor battery is determined based on the charge level. A recharge rate to recharge the sensor battery is determined based on a time elapsed on a previously traveled path, a current charge level, and the charge depletion. Upon activation of the vehicle, one or both of a propulsion or a vehicle battery is actuated to recharge the sensor battery at the recharge rate. | 2022-09-15 |
20220294246 | ACTIVE FILTER SYSTEM WITH ENERGY STORAGE - An active filter system for filtering power on a power system may include a converter, an energy storage device, and control circuitry. The converter may be configured to be electrically coupled to a power source at a converter input and an active filter system bus at a converter output. The converter may be configured to deliver power to the active filter system bus that serves a dynamic load. The energy storage device may be electrically coupled to the active filter system bus and configured to filter the power via charge and discharge of an energy storage device. The control circuitry may be configured to control the converter to condition power drawn from the power source to create a filtered load based on programmable active filter controls. The programmable active filter controls may be based on a measurement of a load current being supplied to the dynamic load and a state of charge of the energy storage device. | 2022-09-15 |
20220294247 | SYSTEM FOR A VEHICLE - A system for a vehicle, which has a battery, a DC-DC converter, a DC-AC converter, an electric motor, and a switch. The battery is connected to the DC-DC converter and the DC-AC converter is connected to the electric motor. The switch is arranged between the DC-DC converter and the DC-AC converter, and the switch is designed, in a first switching state, to electrically connect the DC-DC converter and the DC-AC converter and to permit an exchange of electrical energy between the battery and the electric motor in order to carry out a traction process. The switch is designed, in a second switching state, to electrically isolate the DC-DC converter and the DC-AC converter, to connect the battery to an electrical charging station, and to permit an exchange of electrical energy between the battery and the electric charging station in order to carry out a charging process. | 2022-09-15 |
20220294248 | CHARGE SYSTEMS WITH A BI-DIRECTIONAL LINEAR CHARGER AND ASSOCIATED OPERATING METHODS - A charge system having a bi-directional linear charger is provided, The charge system is used to provide interrupted power to a load, The charger system has an input interface for receiving a supply voltage, an output interface for outputting a system voltage to the load, a DC/DC voltage regulator coupled between the input interface and the output interface, a charging electrical pathway from an output terminal of the DC/DC voltage regulator to the battery through the linear charger, and a discharge electrical pathway from the battery to the output interface through the linear charger. The linear charger operates in a linear regulating charge mode along the charging electrical pathway to charge the battery and operate in a discharge mode along the discharge electrical pathway to supply the load. | 2022-09-15 |
20220294249 | Battery Management System, Battery Pack, Electric Vehicle and Battery Management Method - A battery management system according to the present disclosure is for a battery connected in parallel to a smoothing capacitor through a high side power line and a low side power line. The battery management system includes a discharge control switch connected between a first node and a second node of the low side power line, a temperature sensing circuit including a thermistor, wherein a first terminal of the thermistor is connected to the first node, a precharge switch connected to a precharge power line between a second terminal of the thermistor to the second node, and a control unit. The control unit is configured to turn off the discharge control switch and turn on the precharge switch, for precharging of the smoothing capacitor, when the control unit receives a key-on signal. | 2022-09-15 |
20220294250 | POWER SYSTEM, MONITORING DEVICE, INVERTER DEVICE AND PROGRAM - A monitoring device includes a receiving unit receiving effective power output value and reactive power output value from inverter devices, a setting unit setting effective power target value and reactive power output value for each inverter device, a first calculation unit calculating voltage phase command value for each inverter device, a second calculation unit calculating a voltage amplitude command value for each inverter device, a transmitting unit transmitting the voltage phase command value and voltage amplitude command value to relevant inverter devices, a distribution rate calculating unit calculating a distribution rate for each inverter device, and a total value calculating unit calculating effective power total value and reactive power total value for the inverter devices. The setting unit calculates effective power targe value using effective power total value and distribution rate for each inverter device, and also calculates reactive power targe value using reactive power total value and distribution rate for each inverter device. | 2022-09-15 |
20220294251 | INTEGRATED MONITORING CHARGING EFFICIENCY OF A RECHARGEABLE DEVICE VIA A POWER BANK - A portable power bank for charging a rechargeable device is described, and a dynamic charging efficiency is monitored while the power bank is charging the rechargeable device. Particularly, instantaneous power output of a battery of the power bank is compared to power received by a battery of the rechargeable device to determine efficiency. The charging of the rechargeable device by the power bank is interrupted and/or resumed based upon the charging efficiency at any given time, thereby preventing inefficient use of the power bank. | 2022-09-15 |
20220294252 | WIRELESS CHARGING RECEIVER INTEGRATED BATTERY MANAGEMENT SYSTEM AND METHOD - Discussed is a battery management apparatus which includes a battery management system that monitors a state of a battery, and a power receiving device that wirelessly receives power from a power transmitting device, where the battery management system calculates an optimum charging condition for the battery based on data on the state of the battery and power transmission performance of the power transmitting device. | 2022-09-15 |
20220294253 | CONTROL DEVICE, VEHICLE, CONTROL METHOD, AND STORAGE MEDIUM STORING A CONTROL PROGRAM - A control device for controlling a first DC-DC converter and a second DC-DC converter that supply power to equipment, the control device comprising a processor configured to fix an output of the first DC-DC converter at a maximum and perform feedback control such that an output of the second DC-DC converter satisfies a predetermined condition in a case in which the output of the first DC-DC converter has reached the maximum. | 2022-09-15 |
20220294254 | CHARGE/DISCHARGE CONTROL APPARATUS - In a charge/discharge control apparatus, a voltage conversion unit performs voltage conversion between a second conductive path and a third conductive path. A first switch switches between an on state where a current is allowed to flow from a first conductive path to the second conductive path and an off state where the current is blocked. A second switch switches between an on state where a current is allowed to flow from the second conductive path to a second power path, and an off state where the current is blocked. An auxiliary charging unit switches between a supply state where power is supplied to a power storage unit via a path different from a path including the voltage conversion unit, based on power supplied via the first conductive path, and a stopped state where the supply of power via the path is stopped. | 2022-09-15 |
20220294255 | MOBILE SMARTPHONE CHARGING SYSTEM - A method and apparatus are provided for charging mobile devices such as smartphones and tablets. One of the most critical aspects in the performance of smartphones and other communications devices is the duration of available standby time during which the device will be operational, assuming that no communications are executed, and talk time which is the time during which a device may be used to implement a duplex audio communication function such as a voice telephone call to another smartphone. Both these functions depend upon battery performance. | 2022-09-15 |
20220294256 | VEHICLE - A vehicle includes a motor configured to generate electric power, an energy storage device configured to store the electric power generated by the motor, a drive device electrically connected to the energy storage device and the motor and configured to drive the motor, and a processor configured to control the drive device to cause the motor to generate less power when a circulating current occurs than when there is no circulating current. The circulating current is a current that does not flow into the drive device but circulates in the energy storage device or that circulates between inside and outside of the energy storage device. | 2022-09-15 |
20220294257 | INDUCTIVE HOLDING CIRCUIT - An electrical supply holding circuit includes a primary stage and a secondary stage. The primary stage includes a voltage connector connected to a supply network, and a primary winding connected to a voltage converter. The secondary stage includes a secondary winding facing the primary winding, the primary and secondary windings forming two coupled inductances, and a voltage controller to which the secondary winding is connected, the voltage controller being connected to a load and controlling a voltage across the terminals of the load. Directions of the currents flowing through the primary and secondary windings are the reverse of one another, and the voltage converter stops the supply to the primary winding when the supply voltage is less than a threshold voltage and resumes the supply to the primary winding when the supply voltage is greater than a threshold voltage. | 2022-09-15 |
20220294258 | UNINTERRUPTIBLE POWER SUPPLY COMPONENT ANALYSIS SYSTEM AND METHOD - According to certain aspects of the disclosure, an uninterruptible power supply is provided comprising an input, a backup power supply, an output configured to provide output power from the input and/or the backup power supply, a sensor, a relay, and a controller coupled to the sensor and the relay and being configured to determine, based on stored relay specifications, a manufacturer total estimated relay lifetime, receive operational information indicative of operational parameters of operation of the relay from the sensor, the operational information including a current conducted by the relay, determine, based on the operational information, an effective number of relay cycles consumed by the operation of the relay, determine a modified number of remaining relay cycles based on a difference between the manufacturer total estimated lifetime and the effective number of relay cycles consumed, and output remaining relay lifetime information indicative of the modified number of remaining relay cycles. | 2022-09-15 |
20220294259 | UNINTERRUPTIBLE POWER SUPPLY SYSTEM WITH DYNAMIC BYPASS-POWER SHARING - A UPS system includes a plurality of UPSs coupled in parallel and each having a bypass switch and a controller that is in communication with the controller of the other UPSs and including: a first unit monitoring the current flowing through a bypass line of its UPS and determining the effective value of the current strength; a second unit collecting the effective values of all of the UPSs having the bypass switch closed and defining a reference effective value corresponding to the lowest collected effective value; a third unit determining a delay for closing the bypass switch of said UPS, the delay being zero if the effective value of its UPS is equal to the reference effective value; and a fourth unit keeping the bypass switch closed if the delay is zero, or opening it for a duration corresponding to the delay before closing it. | 2022-09-15 |
20220294260 | METHOD FOR MANAGING THE ELECTRIC POWER SUPPLY OF A CRANE FROM A PRIMARY SOURCE AND FROM A RECHARGEABLE SECONDARY SOURCE - An electric power supply management method is configured to electrically power electrical equipment of a crane, via a conversion circuit, from a primary power supply source capable of providing a primary power and from a rechargeable secondary power supply source capable of providing a secondary power. The electric power supply management method includes monitoring of a requested general power which corresponds to a power demanded by all the electrical equipment, and a monitoring of a charge level of the rechargeable secondary power supply source. | 2022-09-15 |
20220294261 | SWITCHING MODULE - A switching module includes a substrate, a switching element, a first control part, a second control part, a first power part and a second power part. The switching element is disposed on the substrate. The switching element includes a first control terminal, a second control terminal, a first power terminal and a second power terminal. The first control part is connected with the first control terminal of the switching element. The second control part is connected with the second control terminal of the switching element. A projection area of the first control part on a reference plane intersects with a projection area of the second control part on the reference plane at one or more first intersections. The first power part is connected with the first power terminal of the switching element. The second power part is connected with the second power terminal of the switching element. | 2022-09-15 |
20220294262 | METHOD FOR IDENTIFYING ASYMMETRICAL VIBRATIONS WHEN OPERATING AN ELECTRICAL DEVICE CONNECTED TO A HIGH-VOLTAGE GRID - A method for identifying asymmetrical vibrations during the operation of an electric device which is connected to a high-voltage grid: Operational noise of the electric device is detected using acoustic sensors which output measured values. The measured values and/or values derived therefrom are transmitted to a communication unit via a close-range communication connection and then transmitted to a data processing cloud via a far-range communication connection. The measured values and/or the values derived from the measured values are separated into frequency components by the data processing cloud using a Fourier transformation, thereby obtaining a frequency spectrum. Odd and even frequency components of the frequency spectrum are ascertained on the basis of a base frequency of the high-voltage supply grid and put into a ratio R relative to one another. The presence of asymmetrical vibrations is indicated if the ratio R exceeds a specified threshold. | 2022-09-15 |
20220294263 | METHOD AND ARRANGEMENT FOR ASCERTAINING A LOAD FLOW MAP WITHIN AN AC-VOLTAGE POWER SUPPLY GRID - A method for ascertaining a load flow map within an AC-voltage power supply grid, wherein a plurality of grid subscribers are each arranged at a respective grid connection point in the power supply grid, includes ascertaining, by each of the plurality of grid subscribers, a respective value reflecting an individual phase angle (ϕ) of the AC voltage of the power supply grid at the respective grid connection point of each of the plurality of grid subscribers. The method also includes transmitting the respective values in the form of data from the respective plurality of grid subscribers to a superordinate data receiver; and evaluating the data and generating a load flow map based on the values reflecting the individual phase angles (ϕ). | 2022-09-15 |
20220294264 | DISTRIBUTED ENERGY SYSTEM EDGE UNIT - In accordance with aspects of the present invention a distributed energy system edge unit is presented. An edge unit includes a power grid interface; one or more device interfaces; a processing unit coupled to the power grid interface and the one or more device interfaces, the processing unit including a communication state that allows communications with an external entity; a control and monitor state that communicates with the communication state; a check unit state that communicates with the control and monitor state and provides a unit state data; wherein the control and monitor state and the communication state provide an instruction data set, current operating parameters according to the unit state data, the instruction set data, and a characterization parameter data, and wherein the control and monitor state provides control signals to the power grid interface and the one or more device interfaces. | 2022-09-15 |
20220294265 | INTEGRATED DEVICE WITH CHARGING AND WIRELESS NETWORK FUNCTIONS - An integrated device includes a power adapter and a wireless module. The power adapter includes a charging plug and a first connector. The wireless module includes a second connector mateable with the first connector. Each of the power adapter and the wireless module is an independent device. In addition, the power adapter and the wireless module can be detachably combined together through the first connector and the second connector. With this arrangement, when the power adapter and the wireless module are used separately, their respective functions can be achieved. When the power adapter and the wireless module are used in combination, the wireless module can be powered by the power adapter, thereby improving the convenience of using the integrated device. | 2022-09-15 |
20220294266 | WIRELESS POWER SUPPLY WIRING CIRCUIT BOARD AND BATTERY MODULE - A wireless power supply wiring circuit board includes an insulating layer, a first wiring portion which is provided on one surface side in the thickness direction of the insulating layer, a first region including a second wiring portion which is provided on the other side in the thickness direction of the insulating layer, a second region in which the first wiring portion and the second wiring portion are provided on the same flat plane, a transceiver circuit portion, and a component mounting circuit portion which is electrically connected to the transceiver circuit portion. | 2022-09-15 |
20220294267 | TRIANGULAR ARRANGEMENTS FOR WIRELESS POWER TRANSFER PADS - Described herein is a wireless transfer system that includes multiple charging pads. Each of the wireless power transfer pads (WPT) includes a first winding comprising conductive wiring, the first winding positioned a distance from a center of the respective WPT pad, a second winding comprising conductive wiring, the second winding positioned the distance from the center of the WPT pad, and a third winding comprising conductive wiring, the third winding positioned the distance from the center of the WPT pad, wherein the individual windings are positioned at equal distances from the other of the three windings. | 2022-09-15 |
20220294268 | MICRO-ENERGY ACQUISITION DEVICE AND MICRO-ENERGY ACQUISITION METHOD - A micro-energy acquisition device is provided. The radio frequency circuit generates a ground voltage according to the micro-energy voltage and output the ground voltage through the ground terminal; the first unidirectional conduction component makes the ground voltage to be unidirectionally conductive to generate the first voltage; the microprocessor generates the supply voltage according to the first voltage and is operated according to the supply voltage; the first input/output port of the microprocessor is connected with the first unidirectional conduction component; since the microprocessor and the radio frequency circuit are connected in series, an electrical energy consumption speed of the micro-energy voltage is slower, the capability of data transmission is improved and an error rate of data transmission is reduced. | 2022-09-15 |
20220294269 | IMPEDING FORECAST THREAT PROPAGATION IN COMPUTER NETWORKS - Examples describe a method of operating a distribution point unit (DPU) having a wireless backhaul connection, such as a 4G or 5G connection. The distribution point unit is reverse powered electrically by connected subscriber lines. The radio configuration (number of antennas, frequencies, etc) used by the wireless backhaul connection is switched according to the power available from the subscriber lines. Changes to the available power can trigger a switch to a new radio configuration. Higher capacities (data rates) can be achieved with higher power radio configurations, which can be switched over to if the available power is sufficient. Similarly, when the available power drops, a switch can be made to an appropriate lower powered radio configuration. | 2022-09-15 |
20220294270 | FOREIGN OBJECT DETECTION IN WIRELESS CHARGING SYSTEMS AND RELATED APPARATUSES AND METHODS - Foreign object detection for wireless power transmitters and related apparatuses and methods are disclosed. An apparatus includes an analog-to-digital converter to sample at least one of a coil voltage potential and a coil current representation of a transmit coil inductively coupled to a receive coil of a wireless power receiver with a distance between the transmit coil and the receive coil. The apparatus also includes a processing core to determine an expected reference Q-factor value responsive to the at least one of the sampled coil voltage potential and the sampled coil current representation. The expected reference Q-factor value indicates a Q-factor value expected at a predetermined reference wireless power transmitter inductively coupled to the wireless power receiver with a reference distance from a reference transmit coil of the predetermined reference wireless power transmitter to the receive coil of the wireless power receiver. | 2022-09-15 |
20220294271 | COMMUNICATION PAIRING FOR TELEPHONE BASED ON WIRELESS CHARGING PROTOCOL - A method of establishing a secure wireless communication pairing using a wireless charging for authentication via an out-of-band channel. The method includes a telephone base detecting presence of a wireless handset and initiating a wireless charging process to charge the wireless handset upon detecting the presence of the wireless handset. The method further includes establishing a secure wireless communication pairing by telephone base with the wireless handset, based on information exchanged as part of the wireless charging process. | 2022-09-15 |
20220294272 | WIRELESS CHARGING DEVICE, METHOD AND SYSTEM FOR NEGOTIATING POWER CLASS BY USING SHORT RANGE WIRELESS COMMUNICATION - The present specification relates to: a wireless power receiving device, which can receive information about a power class on the basis of out-band communications at a short distance before the wireless power receiving device is positioned at the charging position of a wireless power transmitting device, and negotiate power class; the wireless power transmitting device; a wireless power transmitting method; a wireless power receiving method; and a wireless power transmitting system. According to the present specification, whether power of the wireless power transmitting device (or a charger) is suitable for the wireless power receiving device (or a device to be charged) is quickly identified remotely or at a short distance prior to a wireless power transmission (or wireless charging), appropriate charging power is set through negotiation, and then wireless charging can be safely performed. | 2022-09-15 |
20220294273 | WIRELESS POWER TRANSMISSION SYSTEM FOR WIRELESSLY TRANSMITTING POWER TO PREVENT POWER SHORTAGE IN LOAD DEVICE OF WIRELESS POWER RECEIVING APPARATUS - A wireless power transmitting apparatus is provided with: a power transmitting circuit for transmitting power for a load device to a wireless power receiving apparatus; a signal transmitting circuit for transmitting a control signal for the load device to the wireless power receiving apparatus; a signal receiving circuit for obtaining an estimated received power level indicating a level of the power transmitted from the wireless power transmitting apparatus and received by the wireless power receiving apparatus; and a control circuit. The control circuit periodically allocates time slots to wireless power receiving apparatuses for wireless power transmission. When the received power level is smaller than a threshold in a first time slot allocated to one wireless power receiving apparatus, the control circuit extends a second time slot allocated to the one wireless power receiving apparatus, the second time slot preceding or following the first time slot. | 2022-09-15 |
20220294274 | A POWER TRANSMITTER, SYSTEM AND METHOD THEREFOR - A power transmitter ( | 2022-09-15 |
20220294275 | EFFICIENT WIRELESS POWER DESIGN - A power receiver is provided. The power receiver includes a driver, a resonance circuit, and a controller. The resonance circuit includes a coil that receives power transmitted from a power transmitter and a rectifier that implements in-band communication. The controller monitors a condition of the power receiver, adopts a phase shift according to the condition of the power receiver, modulates the in-band communications to the power transmitter based on the phase shift to provide modulated communications, and sends the modulated communications through the coil to the power transmitter. | 2022-09-15 |
20220294276 | Transmission Path Identification Based On Propagation Channel Diversity - Various embodiments of the present technology relate generally to wireless power systems. More specifically, some embodiments relate to the use of time reversal techniques utilizing time diversity (e.g., different multipath arrivals at the same antenna) to achieve coherency from the same transmission node. For example, instead of initiating outgoing transmissions (e.g., power signals) at the same time, various embodiments can initiate the outgoing signals from the various antennas in a staggered timing that is a reversal of the arrival times of an incoming signal. As a result of staggering the start of the outgoing signals, the signals will arrive at the destination at approximately the same time even though they have traveled different paths having different propagation delays. | 2022-09-15 |
20220294277 | OPPORTUNITY CHARGING OF QUEUED ELECTRIC VEHICLES - A traffic queue having at least one charging lane including a plurality of ground-side wireless charging assemblies installed in the ground and spaced to permit at least two vehicles to be simultaneously charged by wireless power transfer is used to charge electric vehicles. During charging, the vehicle is aligned with a first ground-side wireless charging assembly in the at least one charging lane and charged using the first ground-side wireless charging assembly in a first charging session. The vehicle is then advanced to a second ground-side wireless charging assembly and aligned with the second ground-side wireless charging assembly and charged using the second ground-side wireless charging assembly in a second charging session. A time-ordered sequence of messaging is provided between the first and second ground-side wireless charging assemblies and a vehicle-side wireless charging assembly to control providing power and billing for the first and second charging sessions. | 2022-09-15 |
20220294278 | PREDICTIVE WIRELESS CHARGING OF ELECTRONIC DEVICES - Techniques of wireless charging involve a charging base configured to predict when the user is about to charge a device based on a state of the device. For example, the state of the device may be defined by inertial measurement units (IMUs). The charging base then activates in response to predicting that the user intends to charge the device. In some implementations, the prediction is based on a machine learning (ML) engine trained to classify a movement of a device by a user as being about to charge or not being about to charge. If a movement of a device is classified as being about to charge, the charging base activates before the device is detected by the charging base. | 2022-09-15 |
20220294279 | MAGNETIC WEDGE, ROTARY ELECTRIC MACHINE, AND METHOD FOR MANUFACTURING MAGNETIC WEDGE - A magnetic wedge has high electrical resistance and bending strength, a rotary electric machine employs the magnetic wedge, and a method is for manufacturing the magnetic wedge. The magnetic wedge includes Fe-based soft magnetic particles, which contain an element M that is more readily oxidized than Fe and are bound by an oxide phase including the element M. | 2022-09-15 |
20220294280 | COMPRESSOR - A stator includes a stator core which is annular and in which a plurality of metal plates are layered. The stator core includes a plurality of swaging portions, in which the metal plates are joined by swaging. A heat insulation space that blocks heat, which is transmitted from a welding portion, is formed in a swaging portion that is arranged in a position corresponding to the welding portion in a circumferential direction of the stator core among the swaging portions. | 2022-09-15 |
20220294281 | MODULAR SEGMENTED STATOR PACKAGE - A segmented stator has a plurality of individual teeth ( | 2022-09-15 |
20220294282 | ELECTRIC MOTOR - An electric motor suitable for use in a laundry machine comprises an improved stator and/or rotor design. | 2022-09-15 |
20220294283 | COIL, STATOR, MOTOR, AND MANUFACTURING METHOD OF STATOR - A coil includes a first coil piece, and a second coil piece coupled to the first coil piece. Each of the first coil piece and the second coil piece has a center portion arranged in a slot of a stator core, and an end portion protruding in an axial direction from the stator core. In the coil end portion, the end portion of the first coil piece and at least a part of the end portion of the second coil piece are arranged in the axial direction. | 2022-09-15 |
20220294284 | ELECTRIC MACHINE STATOR AND METHOD FOR REDUCING TORQUE RIPPLE OF ELECTRIC MACHINE - A stator for an electric machine includes slots for accommodating windings, the slots having a slot neck portion and a filling portion and extending radially between an inner circumference and an outer circumference of the stator, and including regular slots and misplaced slots. The slot neck portion of the misplaced slots has a dimension different from that of the regular slots. The plurality of slots and windings establish a plurality of phases, each phase occupying at least two adjacent slots, and the at least two adjacent slots include a regular slot and a misplaced slot resulting in reduced torque ripple and an associated reduction in vehicle NVH. | 2022-09-15 |
20220294285 | MOTOR, COMPRESSOR AND REFRIGERATION DEVICE - A motor, a compressor and a refrigeration device are provided. The motor includes a stator and a rotor. The stator has a central hole and multiple stator slots arranged in an annular array centered on an axis of the central hole. The rotor is provided in the central hole. Multiple rotor slots are provided on the rotor, and are arranged in an annular array centered on the axis of the central hole and close to an edge of the rotor. A plane perpendicular to the axis of the central hole is a reference plane, a sum of projected areas of the stator slots on the reference plane is S1, a sum of projected areas of the rotor slots on the reference plane is S2, an outer periphery of the stator projected on the reference plane forms a projected pattern, and an area of the projected pattern is S3. | 2022-09-15 |
20220294286 | SOLID STATE MULTI-POLE AND UNI-POLE ELECTRIC GENERATOR ROTOR FOR AC/DC ELECTRIC GENERATORS - A solid-state electromagnetic rotor, comprising a plurality of salient pole pieces arranged around a supporting structure, wherein a first end of each salient pole piece is attached to the support structure and a second end of each salient pole piece points outward away from the supporting structure; and wires wound around each salient pole piece, wherein when the wires of the plurality of salient pole pieces are sequentially excited by an excitation circuit, the salient pole pieces are energized to provide a moving polar magnetic field in the form of distinct magnetic poles as desired to accomplish power generation. | 2022-09-15 |
20220294287 | INTEGRATED ROTOR - A rotor assembly for a motor includes at least one magnet, a magnet support having an end region, a rotor shaft and an over-molded body affixed to the at least one magnet and the magnet support. The over-molded body includes a first end and a second end. The rotor shaft may be disposed proximate to the first end of the over-molded body and the second end of the over-molded body is proximate to the end region of the magnet support. | 2022-09-15 |
20220294288 | ROTOR, MOTOR, AND DRIVE DEVICE - A rotor includes a stack of electromagnetic steel plates each including through-hole groups with through-holes extending through the respective electromagnetic steel plates. In each of the through-hole groups, at least one of the through-holes accommodates a magnet and at least a portion of the through-holes that does not accommodate any magnet is filled with an electrically conductive material. When the rotor is seen axially, at two circumferential sides of a magnetic flux passage that is adjacent to the magnet, a width of the magnetic flux passage adjacent a first side of the magnet is larger than a width of the magnetic flux passage near a second side of the magnet. | 2022-09-15 |
20220294289 | ROTOR AND MOTOR - Techniques to reduce the d-axis inductance in a rotor are provided. According to one embodiment in the present disclosure, a rotor | 2022-09-15 |
20220294290 | ROTATING ELECTRICAL MACHINE - A rotating electrical machine equipped with a magnetic field-producing unit which includes a magnet unit having magnets each of which has easy axes of magnetization oriented to extend linearly parallel to each other and defines a plurality of magnetic paths along the easy axes of magnetization. The magnets are discrete from each other through a d-axis defined on the center of the magnetic pole and a q-axis defined on a magnetic boundary between the magnetic poles. The magnets are configured to have a back electromotive force constant which is higher than that of parallel-oriented magnets when an angle of rotation of the rotor lies in a first angle range including the gravity center of the magnets. The parallel-oriented magnets are designed to have magnetic paths which are different from those of the magnets of the magnet unit and oriented along easy axes of magnetization extending linearly parallel to the d-axis. | 2022-09-15 |
20220294291 | ROTOR AND ROTATING ELECTRIC MACHINE - A rotor of the present invention includes a rotor core in which a shaft through-hole and a magnet insertion hole that form a plurality of layers in a radial direction toward a central axis of the shaft through-hole are formed, and a magnet press-fitted into the magnet insertion hole, and the rotor core includes a reinforcement part between the shaft through-hole and a first magnet insertion hole disposed on outermost side in the radial direction. | 2022-09-15 |
20220294292 | ROTOR, ROTATING ELECTRIC MACHINE, METHOD OF MANUFACTURING ROTOR, AND MAGNET - A rotor of the present invention includes a rotor core, and a magnet press-fitted into a magnet insertion hole provided in the rotor core, the magnet has a hard magnetic body and a resin layer that is laminated on the hard magnetic body, that is disposed on an outward side of the rotor core in a radial direction and that includes a soft magnetic body, and the resin layer has a groove portion extending in a direction crossing an insertion direction. | 2022-09-15 |
20220294293 | ROTOR COOLING WITH HEAT CONDUCTIVE MATERIAL - A rotor core for an electric motor includes a core stack including a plurality of identical lamination plates, each lamination plate including a plurality of magnet slots formed therein, the magnet slots of each of the lamination plates axially aligned and adapted to support a plurality of permanent magnets therein, and a plurality of heat conductive inserts extending axially through the core stack and adapted to conduct heat from inner portions of the core stack outward toward distal ends of the core stack. | 2022-09-15 |
20220294294 | ROTOR ASSEMBLY AND MOTOR INCLUDING THE SAME - The present disclosure relates to a rotor assembly and a motor including the same. The rotor assembly according to the present disclosure includes a rotor core having a through-hole formed through a central portion thereof in an axial direction of the rotor core, and a rotor shaft that is coupled to the rotor core through the through-hole and that has a hollow into which a cooling fluid is introduced. A cooling fin protrudes from an inner circumferential surface of the rotor core toward the rotor shaft to form, between the rotor core and the rotor shaft, a rotor cooling channel through which the cooling fluid flows. | 2022-09-15 |
20220294295 | ROTOR-COOLING STRUCTURE OF A DRIVE MOTOR - A rotor-cooling structure is for a drive motor including an inner shaft, a rotor shaft surrounding the inner shaft, a rotor connected to the rotor shaft, and a stator disposed to be spaced apart from the rotor. The rotor-cooling structure includes: a first flow passage formed in the inner shaft; a second flow passage formed in the rotor shaft to receive oil through the first flow passage; a third flow passage formed in a plate disposed at an end of a rotor core, constituting the rotor, to be connected to the second flow passage; and a fourth flow passage formed to be connected to the third flow passage and to penetrate the rotor core in the direction in which core plates constituting the rotor core are stacked. | 2022-09-15 |
20220294296 | METHOD AND DEVICE FOR PRODUCING AN ELECTRIC MACHINE, ELECTRIC MACHINE AND GROUP OF ELECTRIC MACHINES - Method for producing an electric machine. Proceeding from a defined construction of the machine depending on one or more parameters that correspond to a maximum value of a mean current density over time in the one or more winding(s), and the price category, a design of the winding is allocated from a number of defined designs, wherein the designs comprise in particular a cast winding made of copper, a cast winding made of a copper alloy, a cast winding made of aluminium, a cast winding made of an aluminium alloy, a cast winding made of magnesium, a cast winding made of a conductive plastic, an insulating system, wherein the list from which the design of the insulating system is selected comprises insulating systems of the thermal class 180° C., the thermal class 250° C. and the thermal class 300° C., a cooling system selected from the designs of an air cooling system, a direct water cooling system, an indirect water cooling system, or a subselection of these designs. | 2022-09-15 |
20220294297 | METHOD FOR MANUFACTURING STATOR COIL OF ROTATING ELECTRIC MACHINE AND STATOR COIL - When manufacturing a stator coil by assembling coil constituent members inserted into a plurality of axial slots formed in a cylindrical stator core of an AC power generator, respective end portions of the coil constituent members inserted into the respective slots and mutually arranged in a circumferential direction, which project on at least one end surface side of the stator core, are formed to be along the circumferential direction toward a mutually approaching direction, the end portions are formed to be shifted to each other in a radial direction, and end portions of the coil constituent members mutually arranged in the circumferential direction, which are shifted to each other in the radial direction, are overlapped with each other and joined. This makes it possible to compactify the stator coil, simplify a coil shape, and suppress stress caused by thermal contraction after welding. | 2022-09-15 |
20220294298 | STATOR OF ROTARY ELECTRIC MACHINE AND ROTARY ELECTRIC MACHINE - A bridge part of a first coil segment includes a first bridge section extending in a circumferential direction and including a first bending part reducing an inclination angle, and a second bridge section extending in the circumferential direction toward the first linear part and including a second bending part reducing an inclination angle. A bridge part of a second coil segment includes a third bridge section extending in the circumferential direction toward a second linear part and including a third bending part reducing an inclination angle, and a fourth bridge section extending in the circumferential direction toward the first linear part and including a fourth bending part reducing an inclination angle. | 2022-09-15 |
20220294299 | STATOR AND ROTARY ELECTRIC MACHINE - According to one embodiment, a stator includes a stator core and a stator coil. The stator core includes an annular yoke, and a plurality of teeth each extending from an inner periphery of the yoke in a radial direction and arranged in a circumferential direction of the yoke at intervals, in which a gap between a pair of teeth adjacent to each other in the circumferential direction forms a slot extending in the radial direction. With respect to the pair of teeth and the slot, only one of the teeth includes a convex holder-shaped part which projects in the slot toward the other tooth and extends in an axial direction. The stator coil includes a plurality of linear conductors aligned in the radial direction in the slot and held in the slot by the holder-shaped part. | 2022-09-15 |
20220294300 | STATOR FOR MOTOR AND MOTOR INCLUDING THE SAME - A stator for a motor includes a hole formed at a center thereof by arranging a plurality of assemblies along a circumferential direction (C) of the stator. Each of the plurality of assemblies includes: a stator core; a bobbin; a coil; and a plurality of bus bars disposed on the bobbin. The plurality of bus bars include first to third bus bars. In the plurality of assemblies, both ends of the first bus bar in the circumferential direction (C) and both ends of the second bus bar in the circumferential direction (C) are spaced apart from each other in the circumferential direction (C) while being spaced apart from each other in a radial direction (R) or an axial direction (A) of the stator. | 2022-09-15 |
20220294301 | ELECTRIC MOTOR FOR USE IN PRESSURIZED FLUID ENVIRONMENT - An electric motor built for exposure to high pressure fluid includes a unitary metal sleeve that provides a fluid barrier between the rotor and the stator. An overmolded resin encapsulates the stator windings and reinforces the sleeve to minimize deformation of the sleeve under high fluid pressures. The overmolded resin also fixes the positions of insulation displacement connectors connected to the stator windings, thereby avoiding mechanical brackets and fasteners for holding the insulation displacement connectors in position. | 2022-09-15 |
20220294302 | CANNED MOTOR - A canned motor includes a stator with a laminated core and a winding with winding heads, and including a rotor, which is mounted so as to be rotatable relative to the stator, and a can element, which is arranged between the stator and the rotor, and a support ring, which is coupled to the can element. The support ring on its own and/or together with the can element provides a support section which extends at least partially axially adjacent to the laminated core. The support section lies with a seal section against a seal device such that a rotor space is sealed off in coolant-tight fashion with respect to a stator space. | 2022-09-15 |
20220294303 | ELECTRIC MOTOR - An electric motor ( | 2022-09-15 |
20220294304 | ELECTRIC MACHINE - The invention relates to an electric machine which is cooled or can be cooled by a fluid, comprising a rotor, a stator, and at least one end disk which are arranged in a housing, where the end disk and the rotor are arranged on a shaft, in particular a hollow shaft, and the end disk is arranged on at least one axial end of the rotor, where at least one first fluid region is formed between a first face side of the end disk and at least one axial end of the rotor and a second fluid region between a second face side of the end disk and the housing, where the two fluid regions comprise at least one outer fluid connection and at least one inner fluid connection which each connect the two fluid regions to one another such that the fluid can circulate at least in sections between the first and the second fluid region. | 2022-09-15 |
20220294305 | ELECTRIC MOTOR WITH AN AIR-GUIDING ELEMENT - An electric motor is described, having a rotor, a stator, a housing surrounding the elements having a circumferential wall and an end wall, and an air-guiding element arranged axially between the end wall and an end surface of the rotor. The air-guiding element has a first section that is disk-shaped about the axis (A) and axially spaced apart from the end wall and which extends radially and a second section of tubular form about the axis (A) and which adjoins the first section radially at the inside and which extends in the direction of an end surface of the rotor. The air-guiding element forms an air channel with a heat-exchange region situated between the first section and the end wall and with an intake region running within the second section. | 2022-09-15 |
20220294306 | ELECTRIC POWER UNIT - An electric power unit includes: a rotary electric machine unit an electrical unit disposed above the rotary electric machine unit; and a cooling unit. The electrical unit includes a protrusion protruding outward from a left end portion of the rotary electric machine housing portion of the rotary electric machine in a left-right direction. The cooling unit includes: a cooling fan configured to generate cooling air by rotating integrally with a rotary shaft of the rotary electric machine; and an air guide unit configured to guide the cooling air. The air guide unit includes cooling air flow paths provided between the cooling fan and the electrical unit. The closer to the protrusion of the electrical unit a cooling air flow path is disposed, the larger opening area of the introduction port the cooling air flow path has. | 2022-09-15 |
20220294307 | ELECTRIC MACHINE ASSEMBLY - An electric machine assembly includes a housing having a first portion and a second portion. The electric machine assembly also includes a midframe coupled between the first and second portions such that the mid-frame and the first portion partially define a first compartment and such that the mid-frame and the second portion partially define a second compartment. A terminal box is coupled to the mid-frame and configured to house a first plurality of electrical components. A stator is positioned within the first compartment and a second plurality of electrical components positioned with the second compartment. The stator and the second plurality of electrical components are electrically coupled by a first plurality of wires extending through the mid-frame, and the first plurality of electrical components are electrically coupled to the second plurality of electrical components by a second plurality of wires extending through the second compartment and into the terminal box. | 2022-09-15 |
20220294308 | ELECTRIC COMPRESSOR - An electric compressor includes an inverter, a housing with an opening, an inverter connector, a power connector, and a cable that electrically connects both connectors. The housing accommodates the inverter. The inverter connector includes a cover, an outer sealing member, and an inner sealing member. The cover includes an insertion hole through which the cable is inserted, and is disposed in the opening so as to position the cable in the opening. The outer sealing member is interposed between the opening and the cover. The inner sealing member is interposed between the insertion hole and the cable. The insertion hole includes a restriction portion that restricts a movement of the cable, and a fitting portion that is located closer to the inverter than the restriction portion and in which the inner sealing member is fitted. The insertion hole is narrower at the restriction portion than at the fitting portion. | 2022-09-15 |
20220294309 | BRACKET FOR SUPPORTING AN ELECTRIC MOTOR AND METHOD FOR MANUFACTURING SUCH A BRACKET - The invention relates to a bracket for supporting an electric motor on a chassis of a vehicle. The bracket includes a first half shell defining a first half space and a second half shell defining a second half space. In embodiments, the first half shell and the second half shell are made from a plastic material, which may in particular comprise a polymer material. In embodiments, the first half shell and the second half shell are fixed to each other, such as by welding, such that the first half shell and the second half shell define a cavity within the bracket that includes the first half space and the second half space. | 2022-09-15 |
20220294310 | ELECTRIC MOTOR FOR ELECTRIC VEHICLE - An electric motor is described comprising a central stator and a rotor formed by an outer casing of the motor. A ring is integral with the outer surface of the casing and a braking member integral with the stator can to brake the ring. An electronic circuit mounted on/in the stator generates a resistant torque to brake the rotor through the motor acting as brake and the braking member. | 2022-09-15 |
20220294311 | ACTUATOR - Provided is an actuator that achieves a high energy efficiency at a low speed while having a compact configuration. The actuator includes a stator and a rotor. The stator has a disk, a pillar including a permanent magnet, and a coil wound around the pillar. The rotor is provided movably along an outer edge of the disk with the rotor being in contact with the outer edge of the disk. The coil is configured to form, through energization of the coil, a magnetic circuit that passes through the disk, the pillar, and the rotor. The disk includes a first part and a second part that are disposed alternately along the outer edge of the disk, in which the first part has a first magnetic permeability and the second part has a second magnetic permeability that is higher than the first magnetic permeability. | 2022-09-15 |
20220294312 | GENERATOR STIFFENER RING - The present disclosure relates to electrical machines comprising a rotor ( | 2022-09-15 |
20220294313 | MOTOR AND ROTARY APPARATUS INCLUDING THE SAME - To provide a motor inhibiting emission of electromagnetic noise (EMC) to the outside and a rotary apparatus including the motor. The rotary apparatus of the present disclosure includes: a housing; a motor arranged inside the housing; a circuit board arranged inside the housing and electrically connected to the motor; and a flexible wiring board electrically connecting the motor to the circuit board, the motor including a frame formed with a conductive member, the frame electrically connected via the flexible wiring board to a ground of the circuit board. | 2022-09-15 |
20220294314 | ALTERNATING CURRENT CONNECTION HOUSING WITH INTEGRATED INSERTS - An assembly comprises an AC (alternating current) housing connection block and a plurality of inserts seated in the AC housing connection block, wherein for each of the inserts, an interface between the insert and the housing is continuous. A method includes inserting a plurality of inserts into a mold; and molding an AC (alternating current) housing connection block. | 2022-09-15 |
20220294315 | DIODE MOUNTING RING WITH CONTACT BAND INSERTS - An assembly comprises a mounting ring for a rotating rectifier assembly (RRA) having a pin bore defined in the mounting ring oriented in an axial direction and at least one contact band seated in a the pin bore of the mounting ring for mounting a direct current (DC) pin to the mounting ring. A method comprises forming a mounting ring for a rotating rectifier assembly (RRA), including forming a pin bore in the mounting ring oriented in an axial direction, and installing at least one contact band into a the pin bore of the mounting ring. | 2022-09-15 |
20220294316 | RESISTOR PLATE ASSEMBLY WITH CONTACT BANDS - An assembly comprises a resistor plate for a rotating rectifier assembly (RRA). A shaft bore is defined through the resistor plate for passage of a shaft of an electrical machine, and the resistor plate defines a main annular body around the shaft bore. A first protrusion extends radially outward from the main annular body, so that a first pin bore extends through the first protrusion. At least one contact band is seated in a the pin bore of the resistor plate for mounting a direct current (DC) pin to the resistor plate. | 2022-09-15 |
20220294317 | DRIVE DEVICE - A partition wall of a drive device has a first partition wall and a second partition wall. The first partition wall extends in a direction intersecting with an axial direction and covers one end portion of a motor housing in the axial direction. The second partition wall extends in a direction intersecting with the axial direction and is disposed on one side in the first direction perpendicular to the axial direction with respect to the first partition wall, and covers the other end portion of the gear housing in the axial direction together with the first partition wall. The second partition wall is disposed on one side in the axial direction with respect to the first partition wall. | 2022-09-15 |
20220294318 | CIRCUIT AND METHOD FOR DRIVING STEPPING MOTOR - A driving circuit drives a stepping motor in synchronization with an input clock using a 2-phase excitation method. A constant current chopper circuit generates a pulse modulation signal such that the detection value of the coil current approaches a current setting value. A detection window generation circuit generates a detection window. The detection window becomes an open state at a timing at which the coil current I | 2022-09-15 |
20220294319 | EARTHING BRUSH ASSEMBLY - An earthing brush assembly including an earthing brush and a brush mounting plate configured to radially and axially retain the brush, the brush having a support and a plurality of conductive individual fibres mounted in the support, the mounting plate providing a radial main body axially delimited by a first front face and by a second front face, and a plurality of tongues for axially and radially retaining the brush, the tongues being circumferentially distributed around the main body of the mounting plate and extending axially from the second front face of the main body. The brush mounting plate includes at least three mounting segments extending radially outwards from an outer surface of the main body, the mounting segments being distributed circumferentially around the main body of the mounting plate, each one of the segments locally surrounding the support of the earthing brush while remaining radially separated from the support. | 2022-09-15 |
20220294320 | METHOD OF MANUFACTURING ARMATURE - A method of manufacturing an armature includes: a step of preparing first segment conductors in which a plurality of end portions, or an end portion and a power terminal member, are electrically connected to each other; a step of disposing leg portions of the first segment conductors and leg portions of second segment conductors in an armature core; and a step of joining the leg portions of the first segment conductors and the leg portions of the second segment conductors to each other. | 2022-09-15 |
20220294321 | ROTOR MANUFACTURING METHOD - The rotor manufacturing method includes the step of fixing a shaft to a rotor core by hydroforming. The shaft has a cylindrical shape in which an inside diameter of a first portion of the shaft to be placed on an inner peripheral surface of a shaft insertion hole is larger than an inside diameter of a second portion of the shaft located on one side in a rotation axis direction relative to the first portion. | 2022-09-15 |
20220294322 | ROTOR CORE MANUFACTURING METHOD AND ROTOR CORE MANUFACTURING SYSTEM - This rotor core manufacturing method includes a step of retracting a resin injection portion of a resin injection apparatus relative to a stacked core that remains pressed by a jig, while maintaining a resin material stored in the resin injection portion in a molten state. | 2022-09-15 |
20220294323 | VIBRATION MOTOR - One of the objects of the present invention is to provide a vibration motor with reduced size and enables easier manufacturing process. To achieve the above-mentioned object, the present invention provides a vibration motor having a housing with an accommodation space; a vibrator accommodated in the accommodation space; a stator fixed to the housing for driving the vibrator to vibrate; and a spring suspending the vibrator in the accommodation space. The spring includes a first fixed part connecting to the housing, a second fixed part connecting to the vibrator, and an elastic arm connecting the first fixed part to the second fixed part. | 2022-09-15 |
20220294324 | ELECTROMAGNETIC DEVICE - The invention relates to an electromagnetic device ( | 2022-09-15 |