| Patents for H02K 7 - Arrangements for handling mechanical energy structurally associated with the machine, e.g. structural association with mechanical driving motor or auxiliary dynamo-electric machine (44,087) | 
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| 04/06/2011 | CN102007674A Rotor for electric motor and method of manufacturing the same | 
| 04/06/2011 | CN102007295A Apparatus for converting kinetic energy into usable power and improvement thereof | 
| 04/06/2011 | CN102005858A Brushless dual-blade heterodromously-driven permanent-magnet wind generator | 
| 04/06/2011 | CN102005857A Magnetic energy generating set | 
| 04/06/2011 | CN102005856A Automatic electric operation machine | 
| 04/06/2011 | CN102005855A Hollow shaft motor | 
| 04/06/2011 | CN102005854A Vibration motor and assembling method thereof | 
| 04/06/2011 | CN102005816A Methods and systems for monitoring and scheduling operations and maintenance activities | 
| 04/06/2011 | CN102004509A Ambient brightness regulating system and method | 
| 04/06/2011 | CN102004497A Bent-tail type fixing device for model test | 
| 04/06/2011 | CN102003731A Hand-rubbing heater | 
| 04/06/2011 | CN102003348A Wind generating set | 
| 04/06/2011 | CN102003243A Electrically regenerative engine retarder and control method thereof | 
| 04/06/2011 | CN102003222A Helicoid magnetic suspension turbo-generator group system | 
| 04/06/2011 | CN102001569A Elevator tractor | 
| 04/06/2011 | CN102001541A Collection motor for drawing machine | 
| 04/06/2011 | CN102001410A Electric vehicle | 
| 04/06/2011 | CN102001094A Reliable joint control-driven component and control method thereof | 
| 04/06/2011 | CN101999785A Electric umbrella | 
| 04/06/2011 | CN101586548B Air compressor | 
| 04/06/2011 | CN101478193B Electric power cooling structure with steam engine refrigerator | 
| 04/06/2011 | CN101127466B Motor with gas bearing structure | 
| 04/06/2011 | CN101121393B Wheel assembly with in-wheel motor | 
| 04/05/2011 | US7919938 Actuator arrangement | 
| 04/05/2011 | US7919892 Brushless electric machine with stationary shaft and method of making same | 
| 04/05/2011 | US7919891 Directed flux motor | 
| 03/31/2011 | WO2011036219A1 Delivery roller drive unit and method for operating such a delivery roller drive unit | 
| 03/31/2011 | WO2011035846A2 Electromotive auxiliary drive | 
| 03/31/2011 | WO2010151853A3 Epitrochoidal electric motor | 
| 03/31/2011 | WO2010114295A3 Gravity compensator of motor | 
| 03/31/2011 | US20110075298 Fluid dynamic bearing system having a low overall height and a spindle motor having this kind of bearing system | 
| 03/31/2011 | US20110074318 Dual drive electric regenerator | 
| 03/31/2011 | US20110074316 Induction activated cover assembly | 
| 03/31/2011 | US20110074238 Electric Motor With Axially Movable Rotor Assembly | 
| 03/31/2011 | US20110074236 Self Contained Bearing Lubrication System for High Speed Induction Motor Operating on Oil Ring Lubricated Hydrodynamic Bearings | 
| 03/31/2011 | US20110074158 Turbo-machine having at least two counter-rotatable rotors and having mechanical torque compensation | 
| 03/31/2011 | US20110074157 Faucet hydroelectric generator | 
| 03/31/2011 | US20110073297 Permanent magnet direct drive drawworks | 
| 03/31/2011 | DE102010020500A1 Antiblockier-Bremssystem Anti-lock braking system | 
| 03/31/2011 | CA2774812A1 Drum motor | 
| 03/30/2011 | EP2302766A2 A hydroelectric turbine with coil cooling | 
| 03/30/2011 | EP2302765A2 Externally rotating mechanism through offset outer rotating electrical machine drive | 
| 03/30/2011 | EP2302763A1 Motorized device for controlling roller curtains, shutters or mosquito nets | 
| 03/30/2011 | EP2300703A1 High-speed permanent magnet motor and generator with low-loss metal rotor | 
| 03/30/2011 | CN201781401U Step drive motor used for car headlamp illuminating system | 
| 03/30/2011 | CN201781374U Gear case | 
| 03/30/2011 | CN201781373U Coaxial micromotor | 
| 03/30/2011 | CN201781372U Hub motor of electric bicycle | 
| 03/30/2011 | CN201781371U Electronic stroke limiter of tubular motor | 
| 03/30/2011 | CN201781370U Electronic limiter with built-in capacitor | 
| 03/30/2011 | CN201781369U Elongated annular rack machine motor adjustor | 
| 03/30/2011 | CN201781368U Hydraulic control reducer having neutral gear and used for electric vehicle driving motors | 
| 03/30/2011 | CN201781367U Gearless transmission system of running mechanism of crane | 
| 03/30/2011 | CN201781366U 180-degree rotary rapping mechanism of motor | 
| 03/30/2011 | CN201781365U Electronic limitator with built-in control plate | 
| 03/30/2011 | CN201781312U Movable charging system | 
| 03/30/2011 | CN201779240U Power transmission device of electric motorcycle | 
| 03/30/2011 | CN201778959U Three-vertical shaft wind power generation device | 
| 03/30/2011 | CN201778779U Lower drive friction oil pumping unit | 
| 03/30/2011 | CN201778777U Bottom-driven bidirectional-balance friction-reversing-type pumping unit | 
| 03/30/2011 | CN201778768U Intelligent oil bailing pumping unit | 
| 03/30/2011 | CN201777109U Integrated motor-driven system | 
| 03/30/2011 | CN201775723U Automatic power generation and illumination emergency medical case | 
| 03/30/2011 | CN101997385A Generating device | 
| 03/30/2011 | CN101997383A Rectangular permanent magnet reciprocating type shielding device | 
| 03/30/2011 | CN101997370A 2.5, 3 and 3.6 MW medium-rotor low-speed permanent-magnetic synchronous wind generator | 
| 03/30/2011 | CN101997362A Generating method for simultaneously and reversely rotating armature and magnet and system thereof | 
| 03/30/2011 | CN101997361A Motor speed change mechanism | 
| 03/30/2011 | CN101997360A Explosion-proof half-direct driven permanent magnet motor | 
| 03/30/2011 | CN101997359A Wheel-type motor generator for novel environmentally-friendly energy-saving vehicle | 
| 03/30/2011 | CN101997358A Electric generator of novel environmentally-friendly energy-saving automobile | 
| 03/30/2011 | CN101997357A Generation method of one-way aperiodic vibration of single motor and one-way aperiodic vibration device | 
| 03/30/2011 | CN101997356A Single acting force engine | 
| 03/30/2011 | CN101997355A Spindle motor including ball balancer | 
| 03/30/2011 | CN101997349A Rectangular permanent magnet reciprocating type mobile shielding device | 
| 03/30/2011 | CN101994449A Automatic window curtain casement motor | 
| 03/30/2011 | CN101993001A Elevator drive device | 
| 03/30/2011 | CN101993000A Elevator traction machine | 
| 03/30/2011 | CN101992999A Elevator drive device | 
| 03/30/2011 | CN101992687A Electric infinitely variable speed system and hybrid power vehicle | 
| 03/30/2011 | CN101992683A Automatic energy-saving vehicle for converting gravity into power | 
| 03/30/2011 | CN101992680A Hybrid drive train and electrical machine | 
| 03/30/2011 | CN101992677A Power coupling device for hybrid power vehicle | 
| 03/30/2011 | CN101304193B Directly-drive servo electric jar | 
| 03/30/2011 | CN101207313B Electric generating apparatus with combined generator and power generation method thereof | 
| 03/30/2011 | CN101046186B Hydraulic power generating device and manufacturing method therefor | 
| 03/29/2011 | US7917918 Brushless motor having chucking mechanism, and disk driving device having the brushless motor | 
| 03/29/2011 | US7915774 Spindle motor | 
| 03/29/2011 | CA2548437C Pump control system and method | 
| 03/24/2011 | WO2011034893A2 Improved rotary magnus energy harvester | 
| 03/24/2011 | WO2011033720A1 Conical friction wheel-type continuously variable transmission | 
| 03/24/2011 | WO2011033245A1 Motorcycle transmission systems | 
| 03/24/2011 | WO2011032675A2 Wind or water energy installation | 
| 03/24/2011 | US20110071774 Pneumatic Energy Harvesting and Monitoring | 
| 03/24/2011 | US20110071698 Flush Valve Hydrogenerator | 
| 03/24/2011 | US20110070996 Conical friction wheel type continuously variable transmission device | 
| 03/24/2011 | US20110069519 Electrical circuit, in particular used for generating electrical power | 
| 03/24/2011 | US20110068669 Furniture drive | 
| 03/24/2011 | US20110068663 System for operation of electrically driven shelving | 
| 03/24/2011 | US20110068662 Hinge actuator and method for adjusting two parts of a hinge actuator relative to each other |