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Patent # Description
US-9,793,795 Variable frequency charge pump
A charge pump circuit that utilizes a sensing circuit for determining the current loading or status of the output supply generated by the charge pump circuit to...
US-9,793,793 Power factor correction circuit and power supply device
A power factor correction circuit includes: a coil and MOSFETs that boost an input voltage to generate a boosted voltage; a first capacitor having one end...
US-9,793,792 Control of a half-bridge
A half-bridge includes a first switching device for connecting a terminal to a first potential, and a second switching device for connecting the terminal to a...
US-9,793,791 Power conversion apparatus and method for starting up the same
A power conversion apparatus includes a transformer; a primary side full bridge circuit provided on a primary side of the transformer; a first port connected to...
US-9,793,790 Adaptive open-load overvoltage control method and circuit
An overvoltage protection circuit and a method for protecting against an output from a power supply reaching overvoltage levels is provided. The overvoltage...
US-9,793,789 Apparatus and method for protecting grid-connected inverter from occurrence of low grid voltage
An apparatus for protecting a grid-connected inverter from a low grid voltage includes a first output current sensor configured to sense an output current of a...
US-9,793,788 Energy storage system for renewable energy source
An energy storage system for use in a renewable energy power system is provided. More particularly, an energy storage system can be coupled to the DC bus of a...
US-9,793,787 Motor driving device and air conditioner including the same
A motor driving device and an air conditioner including the same are disclosed. The disclosed motor driving device includes a multi-level converter to receive...
US-9,793,786 Self-adjusting torque device
There is provided a torque device which includes a driving module, a driven module and an adjusting module. The adjusting module comprises a magnetic torque...
US-9,793,785 Linear motor
A linear motor includes a stator and a mover coupled to the stator. The stator includes a stator body and at least one guiding portion protruding from the...
US-9,793,784 Cooling structure for slip ring device
There is provided a cooling structure whose performance for cooling ring members and brushes is enhanced. In a cooling structure applied to a slip ring device...
US-9,793,783 Rotor of rotary electric machine
A rotor related to the present invention is for a rotary electric machine. The rotor includes a rotor core and magnets. The rotor core has a plurality of core...
US-9,793,782 Electrical machine with reduced windage
A rotating machine has a shaft rotatable about an axis, a rotor rotatable with the shaft, and a rotor end winding at an axial end of the rotor. A stator is...
US-9,793,781 Internal closed loop cooling
An electric motor having internal closed loop cooling includes a cooling chamber coupled to the stator cover of the electric motor. A fan is positioned to...
US-9,793,780 Induction machine
An induction machine includes: a stator having a stator core and a coil; a rotor, which has a shaft, a rotor core secured to the shaft, and a secondary...
US-9,793,779 Alternator assembly having cooling air flow passages therethrough
An engine component cooling system and apparatus, at least one fan and a cover are installed upon the engine component. The fan pulls cool air and force cool...
US-9,793,778 Drive apparatus and robot device
A drive apparatus includes a motor having a drive part that rotates a first shaft member; a transmission part that transmits rotation of the first shaft member...
US-9,793,777 Rotor bearing for an electrical machine
A disk armature generator for generating electrical energy from rotational energy of a wind power installation and comprising at least two stator components...
US-9,793,776 Drive mechanism for rotatably coupling a system part or a machine part
The invention relates to a drive mechanism (1) for rotatably coupling a first system part or machine part, preferably an assembly (A), to a base, pedestal or...
US-9,793,775 Methods and apparatus for reducing machine winding circulating current losses
In some embodiments, a system includes three conductors, each conductor being on a separate layer such that the layers are parallel to one another and stacked....
US-9,793,774 Armature for rotary electric machine
An armature for a rotary electric machine includes: a core that includes a plurality of teeth that are arranged at a predetermined pitch in a circumferential...
US-9,793,773 Stator of electric rotary machine and fabrication method therefor
One embodiment provides a stator of an electric rotary machine, including: a stator core having plural slots; a segmented coil of plural phases; and plural base...
US-9,793,772 Stator for rotating electric machine
A stator for a rotating electric machine includes an annular stator core and a plurality of winding groups mounted on teeth of the stator core. Each of the...
US-9,793,771 Rotor of an electric motor, with an outer sleeve formed by winding, method for producing such a rotor, and...
An electric motor rotor including a magnetic core, magnets fastened to the periphery of the magnetic core, and a wire wound with touching turns around the...
US-9,793,770 Permanent magnets rotor for rotating electric machine
A rotor includes a rotor core that has magnet-receiving holes in each of which is received a corresponding permanent magnet. The rotor core also has, for each...
US-9,793,769 Interior permanent magnet motor, and compressor
Provided is an interior permanent magnet motor, including: a plurality of permanent magnets respectively inserted into a plurality of magnet accommodating holes...
US-9,793,768 Rotor and rotary electric machine having the same
A rotor has a projection part projected from an inner wall of a central hole part toward a central axis and a rib part defined between opening parts adjacent...
US-9,793,767 Method and assembly for cooling an electric machine
In one exemplary embodiment, an electric machine includes a stator having a plurality of axial protrusions forming a plurality of stator cooling channels on a...
US-9,793,766 Stator assembly for a wind turbine generator
It comprises stator segments forming a stator structure and a transverse structure connected to the stator structure and arranged between at least two stator...
US-9,793,765 High efficiency and power transfer in wireless power magnetic resonators
A wireless power transmission system is disclosed. In one aspect, the system includes a transmitting antenna configured to transmit power, via a magnetic field,...
US-9,793,764 Sender transducer for wireless power transfer
A signal generator generates an electrical signal that is sent to an amplifier, which increases the power of the signal using power from a power source. The...
US-9,793,763 Refrigerator
Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a...
US-9,793,762 Wireless power transmission apparatus
A wireless power transmission apparatus includes: a transmitter that wirelessly transmits electric power; and a receiver that can receive, in a resonant...
US-9,793,761 Wireless power transmission system
A wireless power transmission system for wirelessly transmitting electric power from a power transmitting device to a power receiving device using magnetic...
US-9,793,760 Wireless power distribution systems and methods
Apparatus, methods and systems of wireless power distribution are disclosed. Embodiments involve the redirection of collimated energy to a converter, which...
US-9,793,759 Feed unit, electronic unit, and feed system
A power receiving circuit, a power transmitting circuit, an apparatus, and a feed system are disclosed. The power receiving circuit receives power in a...
US-9,793,758 Enhanced transmitter using frequency control for wireless power transmission
An enhanced transmitter for wireless power transmission is disclosed. The transmitter may be able to transmit radio frequency (RF) waves or pockets of energy...
US-9,793,757 Remote protection and switching device for electrical systems
A remotely controlled electronic general switch in DC power electrical supply system(s), ensuring switching and control of current and supply voltage, has an...
US-9,793,756 Back-up energy storage with in-rush current limiting for wind turbine pitch drive
A wind turbine pitch drive system comprises an electric grid for supplying electrical power, a motor for driving a pitch actuator, an electronic converter for...
US-9,793,755 Uninterruptible power supply and method for managing power flow in a grid-tied photovoltaic system
An uninterruptible power supply (UPS) and method for managing power flow in a grid-tied photovoltaic system, wherein the UPS provides grid-tie, backup power,...
US-9,793,754 Power supply system module
A power supply system module that includes a first and second AC terminals, positive and negative DC terminals and a housing. An AC-DC converter is connected to...
US-9,793,753 Power quality detector
Systems and methods of controlling an uninterruptible power supply are provided. The uninterruptible power supply includes an input configured to receive input...
US-9,793,752 Reserve power system for data center
A system for performing computing operations in a data center includes one or more sets of computer systems, one or more primary power systems, and a reserve...
US-9,793,751 Energy harvesting apparatus and method for rapidly tracking a maximum power point
Disclosed is an energy harvesting apparatus. The energy harvesting apparatus includes a rectifier for rectifying an alternating current (AC) voltage supplied...
US-9,793,750 Portable power charger with power input and power output connection interfaces
A portable charger is provided for charging electronic devices from a rechargeable internal battery. To accommodate multiple electronic devices, a portable...
US-9,793,749 Vehicle charging apparatus
A vehicle charging apparatus includes: an electric generator 3 that is driven by an internal combustion engine 1 and outputs an adjustable alternating-current...
US-9,793,748 Methods and apparatus for controlling touchscreen interference
This application describes methods and apparatus for controlling touchscreen interferences. In one aspect, a wireless power device for receiving charging power...
US-9,793,747 Wireless power receiving device and power control method thereof
Disclosed is a wireless power receiver and a power control method thereof. The wireless power receiver includes a reception unit to receive power from the...
US-9,793,745 Electronic device charging station
An inductive charging station that induces an electric current in an electronic device thereby charging the electronic device. The inductive charging station...
US-9,793,744 Interface and mounting structure for a wireless charger or intermediate piece
A wireless charging system for power tools and other devices includes a charging module, docking frame, and tool holder. When a device is placed on a charging...
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