| 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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| 02/13/1990 | US4900236 Ceiling fan |
| 02/07/1990 | EP0354158A2 Minimum height motor assembly using aluminum endshields |
| 02/07/1990 | CN1006750B Multi-spoke energy storage system for space environment |
| 02/06/1990 | US4898038 Engine starting and charging device |
| 02/01/1990 | DE3825179A1 Device for converting mechanical drive energy of a motor vehicle |
| 01/31/1990 | EP0353074A2 Step linear actuator |
| 01/31/1990 | EP0352416A2 Multi-plane setting type reduction gears |
| 01/30/1990 | US4897588 Double motor feed control system |
| 01/30/1990 | US4897570 Starter motor for automitove engine |
| 01/30/1990 | US4897023 Liquid pump assembly |
| 01/30/1990 | US4896550 Construction of starter motor for taking off power to outside |
| 01/30/1990 | CA1265180A1 High speed induction motor with a squirrel cage rotor having end rings and non-magnetic spacers |
| 01/30/1990 | CA1264963A1 Variable speed, variable motion, electrically operated vibrator for screening machinery |
| 01/25/1990 | WO1989010495A3 Electrically operated disc brakes |
| 01/25/1990 | DE3922794A1 Synchronous motor |
| 01/25/1990 | DE3825114A1 Elektromotor mit selbsttaetig wirkender bremse Electric motor with brake acting selbsttaetig |
| 01/24/1990 | CN2051612U Coaxial type electric bicycle with auxiliary engine |
| 01/23/1990 | US4896239 Bi-compliant rotor stepper motor for an actuator in a disc drive |
| 01/23/1990 | US4896065 Miniature motor |
| 01/23/1990 | US4896064 Low loss magnetic drive system |
| 01/23/1990 | US4895470 Drive mechanism for generator shafts |
| 01/23/1990 | US4895344 Electric control motor |
| 01/23/1990 | US4895048 Powered actuator with manual override feature |
| 01/23/1990 | US4895035 Device for supporting pinion shaft of electric motor for starting engine |
| 01/18/1990 | DE3823461A1 Pumping device for liquids |
| 01/18/1990 | DE3823158A1 Electric motor with a disc brake |
| 01/17/1990 | EP0351329A1 A high-speed non-contact linear motor with magnetic levitation |
| 01/17/1990 | EP0351280A1 Electro-motive drive unit with a programmer, in particular for actuating an opening roof of a vehicle |
| 01/17/1990 | EP0351175A2 A frequency generator |
| 01/17/1990 | EP0350759A2 Motor-operated tilt steering device |
| 01/17/1990 | CN1038865A Electrically operated drum brake |
| 01/16/1990 | US4894738 Disk storage drive |
| 01/16/1990 | US4894570 Compact unitary starting motor and charging generator with recessed clutch |
| 01/16/1990 | US4894553 Engine starting and charging device |
| 01/10/1990 | EP0349850A1 Device for producing electric energy |
| 01/09/1990 | US4893044 Rotor balancing |
| 01/09/1990 | US4893039 Windshield wiper motor |
| 01/09/1990 | US4893038 Device for limiting direction of rotation of synchronous motor |
| 01/09/1990 | US4892863 Electric machinery employing a superconductor element |
| 01/03/1990 | CN1006295B Modular gearless elevator drive |
| 12/28/1989 | WO1989012535A1 Spindle drive for a veneer lathe |
| 12/28/1989 | DE3840587C1 Drawing-roller drive |
| 12/27/1989 | EP0348379A1 Device for braking motors |
| 12/26/1989 | US4890027 Dynamic motor controller |
| 12/26/1989 | US4889002 Anti-lockup drive mechanism for a position controlled linear actuator |
| 12/26/1989 | US4888866 Method of optimizing armature balance through lamination orientation |
| 12/21/1989 | DE3919291A1 Web-feed roller and drive-control arrangement for this |
| 12/20/1989 | EP0347080A1 Linear actuator |
| 12/20/1989 | CN2049838U Eddy coupling motor device |
| 12/20/1989 | CN2049837U Stator rotation type motor |
| 12/14/1989 | WO1989012194A1 Electric drive |
| 12/14/1989 | DE3918333A1 Verbesserungen bei den in elektrischen haushaltsgeraeten verwendeten elektropumpen Improvements in electric pumps used in household electrical appliances |
| 12/13/1989 | EP0345796A2 Ventilator driven by an electric motor |
| 12/12/1989 | US4885948 Stabilized motor driven actuator |
| 12/07/1989 | DE3818532A1 Single-phase synchronous motor |
| 12/06/1989 | EP0344474A1 Spindle driven by a single electric motor |
| 12/06/1989 | EP0344454A2 Multifunction integrated power unit |
| 12/05/1989 | US4885492 Rotary power module construction |
| 12/05/1989 | US4885491 Unstable vibration prevention apparatus for magnetic bearing system |
| 12/05/1989 | US4885489 Permanent magnet motor with hysteresis drag cup coupling |
| 11/30/1989 | WO1989011750A1 A work generating device driven by an electric motor |
| 11/29/1989 | EP0343397A1 Redundant actuating device |
| 11/29/1989 | EP0343350A2 Linear motor arrangement with center of mass balancing |
| 11/29/1989 | CN2048638U Electric motor |
| 11/29/1989 | CN2048637U Brush motor core |
| 11/28/1989 | US4884000 Brushless DC motor inner tachometer |
| 11/28/1989 | US4883982 Electronically commutated motor, blower integral therewith, and stationary and rotatable assemblies therefor |
| 11/23/1989 | DE3844563A1 Magnetic bearing having permanent magnets for absorbing the radial bearing forces |
| 11/23/1989 | DE3815782A1 Body-weight energy conversion device |
| 11/22/1989 | CN2048255U Bicycle's dynamo |
| 11/22/1989 | CN1037432A Output-adjustable driver for machineries |
| 11/21/1989 | US4882511 Brushless three-phase D.C. motor |
| 11/16/1989 | DE3815356A1 Worm gear for an adjustment drive in a motor vehicle, in particular a seat adjuster |
| 11/16/1989 | DE3814830A1 Bearing and drive arrangement |
| 11/16/1989 | DE3814809A1 Device for positioning robots with swivel joints |
| 11/14/1989 | US4880999 Solenoid |
| 11/14/1989 | US4880362 Rotor with stabilizing magnets |
| 11/08/1989 | EP0224514B1 Portable hydro-electric generator unit |
| 11/07/1989 | US4879500 Controller for magnetic bearing system |
| 11/02/1989 | WO1989010652A1 Electric motor, in particular wiper motor for vehicles |
| 11/02/1989 | WO1989010497A1 Electrically operated drum brake |
| 11/02/1989 | WO1989010495A2 Electrically operated disc brakes |
| 11/02/1989 | EP0339928A1 Powered actuator with manual override feature |
| 11/02/1989 | EP0339314A1 Weapon system |
| 10/31/1989 | US4877987 Motor with axially displaceable rotor |
| 10/31/1989 | US4877113 One-way clutch preventing back drive of reversible motor |
| 10/26/1989 | DE3812926A1 Centrifugal pump with magnetic coupling (clutch) |
| 10/25/1989 | EP0338394A1 Electric motor especially for powering the windscreen wipper of a motor vehicle |
| 10/25/1989 | CN1036672A Miniature motor with worm reduction gear |
| 10/24/1989 | US4876492 Electronically commutated motor driven apparatus including an impeller in a housing driven by a stator on the housing |
| 10/19/1989 | DE3810684A1 Blower for a forced-air cooker |
| 10/18/1989 | EP0337646A2 Rotor assembly for a dynamo electric machine and dynamo electric machine |
| 10/18/1989 | EP0337032A1 Electric vehicle |
| 10/17/1989 | US4874976 Spindle motor for driving discs |
| 10/17/1989 | US4873826 Control scheme for power modulation of a free piston Stirling engine |
| 10/12/1989 | DE3821557C1 Electronically commutated miniature DC motor |
| 10/12/1989 | DE3810561A1 Drive of small overall dimensions for gate or door systems |
| 10/12/1989 | DE3810158A1 Single-phase synchronous motor |
| 10/11/1989 | EP0336207A2 Servoactuator with feedback and method of calibrating same |
| 10/11/1989 | CN2045910U Electric motor |