Patents for H02P 3 - Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters (5,905)
01/2010
01/27/2010CN201389534Y Shutdown system of high pressure cleaning machine
01/27/2010CN100585529C Bank-note checking machine dedicated machine controller
01/26/2010US7650915 Method for removing vapor within heat pipe
01/20/2010CN201388178Y Positive rotation/negative rotation control circuit of hidden arc welding wire feed motor based on PWM technique
01/20/2010CN201385975Y Renewable power utilization system for elevators
01/14/2010US20100010684 Protection techniques for an electric power system
01/13/2010CN201383782Y Strobe-less brake of large-sized centrifuge
01/13/2010CN201383779Y Intelligent auto-coupled decompression start-up cabinet
01/13/2010CN201383778Y Intelligent type motor control cabinet
01/13/2010CN101627532A Control method and motorstarter device
01/12/2010US7646277 Ignition coil
01/12/2010US7646156 Shelf storage system with energy recycling
01/07/2010US20100001672 Generator motor for vehicle and control method for the same
01/06/2010CN201378790Y 220V brush DC motor equipped with insulation jacket, magnetic ring, controller and shielding device especially for cash counter
01/06/2010CN101621272A Circuit for realizing accurate braking of gyro motor by utilizing remanence
01/05/2010US7644360 Patent claims analysis system and method
12/2009
12/31/2009US20090321445 Container with buffered cover
12/31/2009DE102008030461A1 Circuit arrangement for controlling electric motor of electro-motor driven auxiliary drive or load, has control electronics controlling relay arrangement, which exhibits relays that are arranged in parallel or in series with control paths
12/31/2009DE102008029966A1 Rollendruckmaschine Web Press
12/30/2009WO2008155445A8 Power control of transport system
12/30/2009CN201374673Y Driver and AC-DC switching circuit using same
12/30/2009CN201374665Y Regenerative braking circuit of motor
12/30/2009CN201374635Y Money counter-dedicated 220V brush direct-current motor with magnet ring, controller and shield assembly
12/30/2009CN201374609Y Novel electromagnetic brake
12/30/2009CN100576211C Methods for operating an electromagnetic actuator
12/29/2009US7640439 Main power off-delay device for the power supply of computer system
12/24/2009US20090315491 Electric motor
12/24/2009US20090315490 Method for controlling a deceleration process of a dc motor and controller
12/24/2009US20090315293 Running device, and braking control method for the running device
12/24/2009DE10338792B4 Verfahren sowie System zur Überwachung der Notstoppfunktion bei Antrieben Method and system for monitoring the emergency stop function for drives
12/24/2009DE102008028927A1 Vorrichtung zum Bremsen eines durch einen permanenterregten Synchronmotor angetriebenen Fahrzeuges Device for braking a driven by a permanent magnet synchronous motor vehicle
12/23/2009WO2009087501A3 Electrical regenerative brake
12/23/2009CN201369696Y Multipurpose button
12/23/2009CN101610697A 2-speed toothbrush
12/23/2009CN101610056A Method and system for dynamic motor braking
12/17/2009WO2009150714A1 Regenerative switched reluctance motor driving system
12/17/2009US20090310264 Motorised barrier roller
12/17/2009US20090309527 Method and system for dynamic motor braking
12/17/2009US20090309523 Motor driving device, and control method of motor driving device
12/17/2009US20090309522 Generator-brake integration type rotating machine
12/17/2009US20090308628 Rotary tool driven by brushless motor
12/16/2009EP2132869A1 Brushed motor control with voltage boost for reverse and braking
12/16/2009CN201365213Y Full-automatic water-cooling gasoline generating set
12/16/2009CN101604944A Energy-consumption braking control module of three-phase asynchronous motor
12/16/2009CN101604943A On-wagon control box for low-tension electric flat wagon
12/15/2009US7633250 Fan
12/15/2009US7633247 Control apparatus for motor generator of hybrid vehicle
12/10/2009US20090302788 Regenerating braking system including synchronous motor with field excitation and control method thereof
12/09/2009EP2131483A1 Speed regulator with super capacitor
12/09/2009CN201360215Y Money counter-dedicated 220V brushed direct-current motor provided with magnet ring, controller, switch voltage regulator and shielding assembly
12/09/2009CN201360214Y Money counter-dedicated 220V brushed direct-current motor provided with controller, switch voltage regulator and shielding assembly
12/09/2009CN201360213Y Money counter-dedicated 220V brushed direct-current motor provided with magnet ring, controller and switch voltage regulator
12/08/2009US7629759 Kit and method for reconfiguring an electrical braking system for a traction vehicle
12/03/2009WO2009144782A1 Swing drive controller and construction machine including the same
12/03/2009US20090295318 Motor and drive control system thereof
12/03/2009US20090295315 Dynamic braking circuit for a hybrid locomotive
12/03/2009US20090295314 Method and system for improving electrical load regeneration management of an aircraft
12/03/2009US20090293760 Variable-Speed-Drive System for a Grid Blower
12/02/2009EP2128075A1 Hoist
12/02/2009CN101594103A Fixed ring of motor brake
11/2009
11/25/2009CN201352778Y Control device for a plurality of stepping motors
11/25/2009CN201349411Y Feeding depth control circuit of semi-feeding harvester
11/19/2009WO2009138291A1 Diesel-electric drive system
11/19/2009US20090284200 AC motor driving circuit and electric vehicle driving circuit
11/19/2009US20090284193 Method for Controlling a Deceleration Process of a DC Motor and Controller
11/17/2009US7619381 Open/close member control apparatus
11/12/2009US20090278352 Dynamic electric brake for a variable speed wind turbine having an exciter machine and a power converter not connected to the grid
11/11/2009CN201343341Y Elevator wireless control device with energy feedback
11/11/2009CN101577514A Brake device with functions of communication and monitoring
11/04/2009CN201340532Y Control circuit of automobile soymilk maker
10/2009
10/29/2009US20090267545 Method and arrangement in connection with a brake chopper
10/29/2009US20090267544 Motor control circuit and operation method thereof
10/28/2009EP2112760A1 Method and arrangement in connection with a brake chopper
10/28/2009CN101567653A Safety protective method of wind motor during outage caused by strong wind
10/28/2009CN100555146C Large power long range permanent magnetism synchronous linear motor servo drive apparatus
10/22/2009WO2009128308A1 Device and method for controlling pulse jet type dust collector
10/22/2009WO2009127772A1 Arrangement and method in an elevator without counterweight
10/22/2009WO2009127660A2 Drive circuit for a dc motor, comprising an h-bridge and a motor braking circuit
10/22/2009US20090261770 Controller for motor
10/21/2009CN101562417A Braking device for low-speed permanent magnetic direct-drive fan
10/20/2009US7605555 Stabilizer control device for controlling roll rigidity of a stabilizer
10/15/2009US20090255744 Electric motor drive apparatus and vehicle including the same
10/15/2009DE102009005806A1 Electrical drive and brake-system combination operating method, involves testing whether brake system is completely functioned, where brake remains activated after existence of test in order to de-activate drive
10/14/2009CN201324965Y Gravity shaft falling protection controller
10/13/2009US7602131 Voice coil motor control system and method using pulse width modulation
10/13/2009US7602130 Apparatus for self-generating a driving force to rotate a shaft without external power after initial activation
10/08/2009US20090251081 Electric motor drive employing hybrid, hysteretic/pulse-width-modulated dynamic braking
10/07/2009CN201323546Y Electromagnetic contracting-brake rectifier controller
10/07/2009CN201321326Y Integrated controller used for elevator
10/07/2009CN100547902C An electromotor precursor circuit
10/06/2009US7599612 Method of calibrating a motorized roller shade
10/01/2009WO2009118433A1 Wind turbine operation method and system
10/01/2009US20090248243 Apparatus and method for controlling wiper position
10/01/2009US20090243535 Multi-Input Relay Board
10/01/2009US20090243523 Electric rotating machine control system and vehicle driving system including the electric rotating machine control system
10/01/2009US20090243522 Motor drive system
10/01/2009US20090243521 Methods and apparatus to reduce the stopping time of spindle motors
10/01/2009US20090242293 Rotating electrical machine control system and vehicle drive system
10/01/2009CA2719434A1 Wind turbine operation method and system
09/2009
09/30/2009EP2106016A2 Power transducer
1 ... 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 ... 60