Patents for H02K 37 - Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors (3,591) |
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08/27/1996 | US5549013 Stepping actuator |
08/27/1996 | US5548885 Method of manufacturing stator for stepping motor |
08/14/1996 | EP0726639A2 Step motor |
08/13/1996 | US5545938 Doubly salient reluctance machines |
08/08/1996 | WO1996024187A1 Low cost twin bobbin motors and methods for making same |
08/07/1996 | EP0725262A2 Display device |
07/31/1996 | CN2232171Y Radial magnetic circuit dual phase mixed stepping motor |
07/10/1996 | EP0721249A2 Electromagnetic stepping motor with two directions of rotation |
07/02/1996 | US5532531 Permanent magnet type brushless motor |
06/26/1996 | EP0718960A1 Multiphase multipolar stepping motor |
06/20/1996 | DE4445038A1 Half-linear drive for piece goods esp., for transporting individually packaged lightweight items moved along a path by rotation symmetrical carrying arrangement, |
06/04/1996 | US5523634 Stepping motor |
05/28/1996 | US5521451 Low-cost stepping or synchronous motor |
05/22/1996 | EP0649577B1 Fault-tolerant reluctance motor |
05/14/1996 | US5517102 Fault-tolerant reluctance motor |
05/07/1996 | US5514960 For converting input circuit current to output motion |
05/01/1996 | EP0709648A2 Method and apparatus for sensing relative position between two relatively rotatable members using concentric rings |
04/18/1996 | DE19534976A1 Stepper motor e.g. permanent magnet type, or variable reluctance or hybrid type |
04/10/1996 | EP0706099A1 Epicycloidal stepping motor |
04/04/1996 | DE4434577A1 Stepper motor with step-angle monitoring |
03/27/1996 | EP0703660A1 Stator assembly of rotary electric device and method of assembling the same |
03/26/1996 | US5501201 Flow quantity valve controller and manufacturing method for flow quantity valve |
03/26/1996 | US5500994 Method of manufacturing a rotor |
03/13/1996 | EP0701069A1 Bearing system in a motor for FDD |
03/13/1996 | CN1118534A Linear reluctance motor |
02/21/1996 | EP0697762A1 Stepping motor with prevailing axial rotor magnetisation |
02/14/1996 | EP0696836A1 Electromagnetic stepping motor with two directions of rotation |
02/13/1996 | US5491398 Repulsion motor |
02/07/1996 | EP0696101A2 Stepper motor with integrated threaded driving assembly |
02/07/1996 | CN2219539Y High-current rotation multi-position switch driven by pulse motor |
01/31/1996 | EP0695022A2 Stepper motor with integrated threaded driving assembly |
01/31/1996 | EP0695021A2 Stepper motor with integrated threaded driving assembly |
01/23/1996 | US5486054 Bearing system in a motor for a floppy disk drive apparatus |
01/16/1996 | US5485046 Variable reluctance electric motor |
01/11/1996 | DE19522287A1 Herstellungsverfahren für Planar-Mikromotoren Preparation for Planar micromotors |
01/03/1996 | EP0690549A1 An electrical rotating machine |
01/02/1996 | US5481147 Synchronous inductor electric motor |
12/29/1995 | EP0733279A4 Repulsion motor |
12/27/1995 | EP0689278A1 Stepping motor |
12/19/1995 | US5477120 Method for driving stepping motor of multiphase hybrid type |
12/07/1995 | DE4418995C1 Prodn. of clockwork mechanism used in mfr. of micro-step motors |
12/06/1995 | EP0685920A1 Stepping motor device |
12/06/1995 | EP0685640A2 Flow quantity valve controller and manufacturing method for flow quantity valve |
12/06/1995 | EP0685121A1 Field weakening for a doubly salient motor with stator permanent magnets |
11/23/1995 | DE4417297A1 Electromagnetic stepper motor with two directions of rotation |
11/21/1995 | US5469421 Floppy disk drive device |
10/25/1995 | CN1110842A A spindle motor with an iron care |
10/18/1995 | CN1110370A Lubricating oil supply unit for two-cycle engines |
10/03/1995 | US5455473 Field weakening for a doubly salient motor with stator permanent magnets |
09/06/1995 | EP0429625B1 Compact monophase electromagnetic actuator |
09/06/1995 | CN1108015A Linear-rotative combined stepped electric motor |
08/22/1995 | US5444316 Hybrid stepping motor, driving method for the same and coil winding method for the same |
08/03/1995 | DE4447027A1 Iron core motor for driving rotor |
07/26/1995 | CN1105787A Linear motor and its electrical control system for magnetic field scanning physiotherapy machine |
07/20/1995 | DE4400920A1 Stepper motor for actuator |
07/12/1995 | CN1105158A Method for manufacture of small electric motor and rotator of same |
07/05/1995 | EP0661794A1 Cylindrical electromechanical transducer |
06/13/1995 | US5424625 Repulsion motor |
06/07/1995 | EP0656157A1 Electric fan motor. |
05/31/1995 | EP0655825A1 Combined linear-rotary stepping motor |
05/31/1995 | CN1103241A Method for driving stepping motor of multiphase hybrid type |
05/31/1995 | CN1103240A Method for driving stepping motor of multiphase hybrid type |
05/24/1995 | CN1102936A Method for driving stepping motor of multiphase hybrid tpe |
05/24/1995 | CN1102935A Method for driving stepping motor of multiphase hybrid type |
05/24/1995 | CN1028582C Energization coil device, method of making such device and electromagnetic micromotor fitted therewith |
05/23/1995 | US5418588 Aperture size adjustment device for a camera with a stepping motor drive source |
05/04/1995 | DE4336596A1 Electric-motor actuating element |
05/03/1995 | EP0533767B1 Electric motor |
05/02/1995 | US5412266 Miniature motor with magnetized rotor end faces forming axial magnetic attraction force between rotor and housing |
05/02/1995 | US5412265 Planar micro-motor and method of fabrication |
04/26/1995 | EP0649577A1 Fault-tolerant reluctance motor. |
04/25/1995 | US5410200 Hybrid type stepping motor |
04/18/1995 | US5408151 Electromagnetic motor, in particular of the stepping type, including a case engaged within a stator |
04/11/1995 | US5406158 Miniature synchronous motor |
03/29/1995 | EP0645555A1 Dämper for gear driven by a stepmotor |
03/15/1995 | EP0643469A1 Apparatus for rotating a load carrying base |
03/07/1995 | US5396139 Polyphase electromagnetic transducer having a multipolar permanent magnet |
03/01/1995 | EP0640895A1 Stepping motor for an electric timepiece |
02/14/1995 | US5389846 Miniature motor |
01/31/1995 | US5386162 Redundant switched reluctance motor |
01/31/1995 | US5386161 Permanent magnet stepping motor |
01/25/1995 | EP0635929A1 Method for driving stepping motor of multiphase hybrid type |
01/25/1995 | EP0635928A1 Method for driving stepping motor of multiphase hybrid type |
01/25/1995 | EP0635926A2 Miniature synchronous motor |
01/24/1995 | US5384506 Stepper motor |
01/24/1995 | CA2128402A1 Miniature synchronous motor |
01/18/1995 | EP0634832A1 Method for driving stepping motor of multiphase hybrid type |
01/18/1995 | EP0634831A1 Method for driving stepping motor of multiphase hybrid type |
01/18/1995 | EP0634830A1 Limited angle torque motor |
01/12/1995 | DE4423952A1 Stepping motor |
01/11/1995 | EP0587685B1 Low-cost stepping or synchronous motor |
12/21/1994 | EP0630098A2 Composite magnet stepper/torquer motor |
12/20/1994 | US5374865 Multi-phase hybrid stepper motor |
12/08/1994 | CA2125248A1 Composite magnet stepper/torquer motor |
11/29/1994 | US5369324 Electric stepper motor |
11/29/1994 | US5369323 Composite magnet stepper motor |
11/29/1994 | US5369322 Electromagnetic motor of the finite rotational type |
10/25/1994 | US5359246 Low backlash direct drive actuator |
10/13/1994 | WO1994023490A1 Repulsion motor |
10/12/1994 | EP0619642A2 Micro-motor and method of fabrication |