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Class Information
Number: 318/139
Name: Electricity: motive power systems > Battery-fed motor systems
Description: Subject matter in which the armature or primary circuit of an electric motor is supplied by electric energy from one or more primary or secondary electric batteries which constitute the only source of supply for the motor.










Patents under this class:

Patent Number Title Of Patent Date Issued
8692525 Electrical power tool for operating with alternating current Apr. 8, 2014
8687334 Power feeding circuit Apr. 1, 2014
8681457 Power source system for electric powered vehicle and control method therefor Mar. 25, 2014
8680796 Control device and control method for power converter Mar. 25, 2014
8680795 Vehicle electric drive and power systems Mar. 25, 2014
8675321 Start test electronic device and system and method of use thereof Mar. 18, 2014
8674637 Vehicle Mar. 18, 2014
8674635 Noise reduction device for starter Mar. 18, 2014
8674631 Power conversion apparatus and method of controlling capacitor voltage of power conversion apparatus Mar. 18, 2014
8670888 Dynamically assisting hybrid vehicles Mar. 11, 2014
8665596 Power switching circuitry Mar. 4, 2014
8659260 Motor drive apparatus and electric power steering apparatus using the same Feb. 25, 2014
8659253 Electric power steering device Feb. 25, 2014
8659246 High efficiency roller shade Feb. 25, 2014
8653783 AC motor drive device Feb. 18, 2014
8653681 Power equipment apparatus having flywheel assembly Feb. 18, 2014
8643316 Power conversion device Feb. 4, 2014
8639413 Vehicle power supply system and method for controlling the same Jan. 28, 2014
8635000 Brake monitoring system Jan. 21, 2014
8630781 Braking regeneration energy shunt system Jan. 14, 2014
8630761 Hybrid vehicles Jan. 14, 2014
8630095 Linked semiconductor module unit and electronic circuit-integrated motor vehicle device using same Jan. 14, 2014
8629636 Alternating-current electric motor of a combined electric device for powering and charging Jan. 14, 2014
8626372 Systems and methods for diagnosing an engine Jan. 7, 2014
8626371 Systems and methods for diagnosing auxiliary equipment associated with an engine Jan. 7, 2014
8620526 Method for operating a motor vehicle and motor vehicle Dec. 31, 2013
8620506 Method and system for thermal management of a high voltage battery for a vehicle Dec. 31, 2013
8618753 Inverter device Dec. 31, 2013
8614555 System and method for energy capture and distribution Dec. 24, 2013
8610383 Combined electric device for powering and charging Dec. 17, 2013
8610382 Active high voltage bus bleed down Dec. 17, 2013
8606478 System and method for controlling a foundation brake Dec. 10, 2013
8604727 Power state diagnosis method and apparatus Dec. 10, 2013
8604726 Electronically commutated motor Dec. 10, 2013
8602144 Direct electrical connection for multi-motor hybrid drive system Dec. 10, 2013
8600597 Electric vehicle Dec. 3, 2013
8600595 Power module active current management for efficiency improvement Dec. 3, 2013
8598831 Damper system for vehicle Dec. 3, 2013
8598819 Motor control Dec. 3, 2013
8598815 Controllable transverse rotation adaptor Dec. 3, 2013
8594873 Power supply system for electric powered vehicle and control method thereof Nov. 26, 2013
8594869 Motor control method and control device for electrical forklift truck Nov. 26, 2013
8593101 Power converting device with reduced switching loss Nov. 26, 2013
8593085 Device for charging accumulator means Nov. 26, 2013
8593084 Auxiliary power supply device and electric power steering device Nov. 26, 2013
8583311 Overhead wire transportation system and control method thereof Nov. 12, 2013
8577566 Driving instability determination device Nov. 5, 2013
8577531 Method for the automatic control of wheel brake-slip and wheel brake-slip control system for a motor vehicle with an electric drive Nov. 5, 2013
8575872 High efficiency roller shade and method for setting artificial stops Nov. 5, 2013
8571737 Hybrid vehicle and control method thereof Oct. 29, 2013











 
 
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