| 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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| 10/23/1991 | EP0453179A2 Electromagnetic damping of shaft motion |
| 10/22/1991 | US5059934 Cross-coil rotary magnet device |
| 10/22/1991 | US5059845 Active magnetic bearing device for controlling rotor vibrations |
| 10/19/1991 | CA2034328A1 Electromagnetic damping of shaft |
| 10/17/1991 | DE4030296C1 Motor vehicle wheel balancing machine - has measuring spindle hand-driven and providing power for electric modules by also driving generator |
| 10/15/1991 | US5057725 Rotary electric machine |
| 10/15/1991 | US5056213 Method of assembling a gearmotor and housing |
| 10/14/1991 | CA2040317A1 Generator blower rotor structure |
| 10/09/1991 | CN1055265A Non-contact-guidable magnetic floating device |
| 10/08/1991 | US5055727 Rotary drive mechanism |
| 10/08/1991 | US5055725 Linear motor |
| 10/08/1991 | US5055097 Rotary differential drive |
| 10/08/1991 | US5055005 Fluid pump with levitated impeller |
| 10/08/1991 | US5055000 Enclosed pump motor and housing thereof |
| 10/08/1991 | CA1290387C Brake for a motor |
| 10/08/1991 | CA1290300C Quiet centrifugal fan |
| 10/03/1991 | EP0461179A4 Magnetic motor. |
| 10/02/1991 | EP0449538A1 Dynamo electric machine |
| 10/02/1991 | EP0449397A2 Power supply device for a load of a trailer vehicle |
| 10/02/1991 | DE4103518A1 Spindle motor drive - is in two-part housing for centering of stator and rotor on assembly and take up mfg. tolerances |
| 10/02/1991 | DE4010491A1 AC motor with compensation winding accommodated in stator winding - produces phase-shifted leading power or provided with separate compensation generator driven by motor shaft |
| 10/01/1991 | US5054009 Motor, in particular, for driving a clockwork |
| 10/01/1991 | US5053685 High precision linear actuator |
| 10/01/1991 | US5053664 Motor-driven fuel pump |
| 10/01/1991 | US5053662 Electromagnetic damping of a shaft |
| 10/01/1991 | US5053661 Geared motor with an improved lubricating seal |
| 10/01/1991 | US5053660 Linear actuators and linear drive systems |
| 09/25/1991 | EP0448532A2 Variable gear preferably for small high speed motors |
| 09/25/1991 | EP0448515A1 Linear actuator |
| 09/25/1991 | EP0448323A1 Non-contact-guidable magnetic floating device |
| 09/25/1991 | EP0447941A1 Electromagnetic brake |
| 09/25/1991 | EP0447607A2 Hermetic terminal with terminal pin assemblies having fusible links and motor compressor unit including same |
| 09/25/1991 | EP0447543A1 Lightweight, direct drive electromechanical actuator |
| 09/24/1991 | US5050711 Electromagnetic brake apparatus |
| 09/24/1991 | CA1289609C Process and assembly for motor reducer |
| 09/21/1991 | WO1991014875A1 Magnetic cores of rotary electrical machines |
| 09/21/1991 | CA2081326A1 Magnetic cores of rotary electrical machines |
| 09/19/1991 | WO1991013779A1 Direct electric drive for a vehicle wheel |
| 09/19/1991 | DE4008639A1 Spindle electro-motor with improved wear resistance - has asymmetrical radial loading of electro-magnetic force between rotor and stator |
| 09/18/1991 | EP0446816A2 Imbalance correcting apparatus for a rotor |
| 09/17/1991 | US5048364 Motor-operated tilt steering device |
| 09/17/1991 | CA1289082C Electric vehicle |
| 09/11/1991 | EP0445845A2 Electric drive for motor vehicles |
| 09/11/1991 | EP0445733A1 Spindle motor |
| 09/11/1991 | EP0445521A1 Geared motor |
| 09/11/1991 | CN2084680U Electric push-pull system |
| 09/10/1991 | US5047677 Aluminum disk motor having thermal compensation and magnetic sealing |
| 09/10/1991 | US5046373 Starter motor construction |
| 09/05/1991 | WO1991013487A1 Electric motor drive |
| 09/05/1991 | WO1991013486A1 Synchronous motor for use on a direct current network |
| 09/05/1991 | WO1991013485A1 Balance structure of motor |
| 09/04/1991 | EP0444203A1 Three-phase reluctance motor |
| 09/04/1991 | CN2084250U 电动轮式旋转装置 Electric wheel rotating device |
| 09/04/1991 | CN1054340A Differential variable-frequency electric generating set |
| 09/03/1991 | US5045741 Dual-motion apparatus |
| 09/03/1991 | US5045740 Brushless motor |
| 09/03/1991 | US5045737 Starter motor |
| 09/03/1991 | US5044897 Radial drive for implantable centrifugal cardiac assist pump |
| 09/03/1991 | US5044222 Drive apparatus for opening/closing an operation member |
| 09/03/1991 | CA1288461C Structure of a flat-type brushless dc motor |
| 08/29/1991 | DE4103825A1 Multiple disc drive assembly - compensates for mechanical mis-alignment introduced by unequal expansion effect of component materials |
| 08/29/1991 | DE4005773A1 Synchronmotor zum betreiben an einem gleichspannungsnetz Synchronous motor to operate at a DC network |
| 08/28/1991 | EP0443403A1 Electromagnetic micro-motor for equipping a small clockwork-movement |
| 08/28/1991 | EP0443017A1 Electric motor, in particular small-size electric motor for driving windscreen wipers in motor vehicles. |
| 08/28/1991 | CN1054150A Liquid or gas controlled stepless speed governing motor unit and the speed-governing method thereof |
| 08/27/1991 | US5043613 Built-up stepping motor |
| 08/27/1991 | US5043592 Water fitting for sanitary installations |
| 08/27/1991 | US5042627 Electric control apparatus for clutch mechanism |
| 08/27/1991 | US5042320 Power converting mechanism |
| 08/21/1991 | EP0442437A1 Improved differential with reduced overall dimensions |
| 08/20/1991 | US5041748 Lightweight, direct drive electromechanical actuator |
| 08/20/1991 | US5040954 In-tank type motor-operated pump |
| 08/14/1991 | EP0440859A1 Driving roller unit |
| 08/14/1991 | DE4016146C1 Electric holding brake, e.g. for vehicle window opening system - has memory element in form of positioning bow gripping over slot, and drawing slot closed when electrical supply is interrupted |
| 08/14/1991 | CN1013537B High-speed motor generator |
| 08/13/1991 | US5040085 Disk storage drive directed to disk drive details |
| 08/13/1991 | US5039900 Braking device for a rotary motor including a compression spring and piezoelectric element |
| 08/13/1991 | US5039286 Electrically-driven rotary pump |
| 08/08/1991 | CA2035608A1 Vertical sump pump motor |
| 08/06/1991 | US5036930 Electromagnetically powered engine apparatus and method |
| 07/31/1991 | CN1053517A Bidirectional circulatory driving decelerating electric machine |
| 07/30/1991 | US5036239 Flat coreless vibrator motor |
| 07/30/1991 | US5036235 Brushless DC motor having a stable hydrodynamic bearing system |
| 07/30/1991 | US5035588 Rotary fuel pump with pulse modulation |
| 07/25/1991 | WO1991011050A1 Variable-speed electric machine |
| 07/25/1991 | DE4002201A1 Dual critical speed rotating machine - avoid overloading by actuating hydraulic presses that act as extra supports for one rotor bearing |
| 07/25/1991 | DE4001865A1 System converts motion into electrical energy - by using electromotor or engine or vehicle moving in circle to rotate electrical generator |
| 07/25/1991 | DE4001656A1 Elektrische maschine mit regelbarer drehzahl Electrical machine with adjustable speed |
| 07/23/1991 | US5033611 Drive roller unit |
| 07/18/1991 | DE3942344C1 Directional rotation lock for sync. motor - assigns blocking latches pivotably mounted in carrier plate to rotor of reluctance motor |
| 07/17/1991 | EP0436870A2 Dynamic vehicle suspension system including electronically commutated motor |
| 07/17/1991 | EP0436624A1 Electric machinery employing a superconductor element. |
| 07/11/1991 | WO1991010043A1 Power source unit |
| 07/10/1991 | EP0295296B1 Integrated drive generator with common centerline |
| 07/04/1991 | DE3942825A1 Servo-drive with angle measurer - measuring rotation of setting shaft and located on latter between reduction gearing and stop brake |
| 07/02/1991 | US5028828 Dual drive mechanism with a redundant feature |
| 07/02/1991 | US5028827 Drive unit comprising an electric motor |
| 07/02/1991 | US5028216 Miniaturized direct current fan |
| 07/02/1991 | US5028073 Dynamic vehicle suspension system including electronically commutated motor |
| 06/27/1991 | WO1991009428A1 Stepping motor to drive a body, especially a shaft, through small angles of rotation per step |