Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091) |
---|
06/23/1998 | US5770908 Motor having variable air gap |
06/23/1998 | US5770902 To facilitate interconnection of control/power components |
06/18/1998 | WO1998026495A2 Motor/generator |
06/17/1998 | EP0848482A2 Brushless DC motors |
06/17/1998 | CN2284469Y Energy saving a. c brushless motor |
06/17/1998 | CN1185052A Brush-less electric motor, and the mfg. method therefor |
06/10/1998 | EP0847131A1 Motor with external rotor and method for assembly |
06/10/1998 | EP0846614A1 Moving apparatus with drive power assisting device and movement controlling method |
06/10/1998 | CN1184358A 电机 Motor |
06/03/1998 | EP0845106A1 Electric motor with tachometer signal generator |
06/02/1998 | US5761000 Data storage devices having a slim-type hard disk drive suitable for use in portable computers |
06/02/1998 | US5760707 Method of transmitting multiple serial signals |
06/02/1998 | US5760521 Motor having gear for transmitting torque and substrate with cut-out section between coils |
06/02/1998 | US5760519 Stator for electric machine and lamination thereof |
06/02/1998 | US5760512 Brushless motor |
06/02/1998 | US5760504 Disk drive spindle motor with radial gap and field generating coils interconnected by ring flux guide |
05/28/1998 | WO1998023024A1 Electronically switched two phases reluctance machine |
05/26/1998 | US5757100 Method & apparatus for reducing cogging torque in an electric motor |
05/26/1998 | US5755302 Drive arrangement for a hybrid vehicle |
05/20/1998 | CN2282292Y Brush less DC motor |
05/20/1998 | CN1182305A Motor driving system for driving brushless motor |
05/20/1998 | CN1038462C Magnetic motor construction |
05/19/1998 | US5754326 Optical deflector |
05/19/1998 | US5754024 Control device for switched reluctance motor |
05/19/1998 | US5753991 Multiphase brushless AC electric machine |
05/13/1998 | EP0841739A1 Brushless DC motor and method for driving the same |
05/13/1998 | EP0841738A1 Motor |
05/13/1998 | EP0840815A1 Motorized yarn twisting head |
05/12/1998 | USRE35792 Disk storage drive |
05/12/1998 | US5751125 Artificial heart with sensorless motor |
05/12/1998 | US5751089 Brushless DC motors/generators |
05/12/1998 | US5751084 Air discharge guiding arrangement for preventing the scattering of foreign matter of a spindle motor |
05/12/1998 | CA2144804C Variable speed direct drive drill press/router |
05/12/1998 | CA2003025C Polyphase electronically commutated reluctance motor |
05/07/1998 | WO1998019386A1 Two-wire brushless dc motor control system |
05/07/1998 | WO1998019382A1 Process for insulating the stator of an electronically switched d.c. motor |
05/06/1998 | EP0840429A2 D.C. motor winding configuration |
05/05/1998 | US5747962 Method and apparatus for increasing the starting torque of a two-phase switched reluctance motor |
05/05/1998 | US5747912 Switched reluctance motor |
05/05/1998 | US5747910 Brushless motor |
04/29/1998 | CN2280380Y Mechanism and electricity integrated pulsation type motor |
04/29/1998 | CN1180260A Drive device for front-loading washing machine |
04/28/1998 | US5744894 Brushless motor having a field magnet, a portion of which is used for detecting the rotor's position |
04/28/1998 | US5744893 Brushless motor stator design |
04/28/1998 | US5744888 Multiphase and multipole electrical machine |
04/28/1998 | US5744886 Capstan motor assembly and assembling method thereof |
04/21/1998 | US5742450 Disk drive spindle motor with radial gap and field generating coils interconnected by ring flux guide |
04/15/1998 | EP0694203B1 Electric motor, methods for controlling and assembling same |
04/14/1998 | US5739620 Optimum groove/pole ratio for brushless motor stator profile |
04/14/1998 | US5739614 Two-phase unipolar driving brushless DC motor |
04/14/1998 | US5739613 Flat three-phase reluctance type motor |
04/14/1998 | US5739603 Electrical connecting element for electric motor and electric motor equipped with this element |
04/14/1998 | US5739602 Method of and device using adhesively connected parts for preventing motor rotational imbalance caused by thermal expansion |
04/09/1998 | WO1998015051A1 Method and apparatus for aligning a rotor position transducer |
04/09/1998 | WO1998015049A2 Reduced noise reluctance machine |
04/09/1998 | WO1997049440A3 Magnetically suspended miniature fluid pump and method of making the same |
04/09/1998 | DE19743321A1 Switched reluctance motor e.g. for electric- or hybrid- vehicles |
04/09/1998 | DE19743314A1 Brushless motor with permanent magnet rotor e.g. for powering motor vehicle |
04/09/1998 | DE19738344A1 Drive circuit for three=phase brushless DC motor e.g. for video cassette recorder or floppy disc drive |
04/07/1998 | USRE35763 Permanent magnet excited electric motor |
04/01/1998 | CN1178037A Motor casing and method for manufacturing the same |
03/31/1998 | US5734241 Brake control system of a motor |
03/25/1998 | CN1177425A Electric machine |
03/24/1998 | US5731649 Electric motor or generator |
03/24/1998 | US5731645 Integrated motor/generator/flywheel utilizing a solid steel rotor |
03/19/1998 | WO1998010971A1 Electrical power-assisted steering systems |
03/18/1998 | EP0829130A1 Switched reluctance motor with indirect position sensing and magnetic brake |
03/18/1998 | EP0829128A1 A self-starting brushless electric motor |
03/12/1998 | WO1998010504A1 Methods and apparatus for improved dc motors and magnetic clutches |
03/10/1998 | CA2101662C Permanent magnet brushless torque actuator |
03/03/1998 | US5723933 Electronically commutated DC machine |
03/03/1998 | US5723931 Multiple pole, multiple phase, permanent magnet motor and method for winding |
03/03/1998 | US5723930 Stators incorporating blank winding slots for a permanent magnet brushless motor and method of winding thereof |
03/03/1998 | US5723927 Dynamic pressure bearing spindle motor |
03/03/1998 | US5723858 Position encoder with fault indicator |
02/26/1998 | WO1998008291A1 Permanent magnet direct current (pmdc) machine with integral reconfigurable winding control |
02/26/1998 | CA2262616A1 Permanent magnet direct current (pmdc) machine with integral reconfigurable winding control |
02/24/1998 | US5721460 Capstan motor |
02/24/1998 | US5720590 Articulated arm transfer device |
02/18/1998 | CN1037478C Single phase electropically commutated motor system and method |
02/17/1998 | US5719456 Variable reluctance electric motor |
02/17/1998 | US5719453 2-on coil arrangement for a switched reluctance motor |
02/10/1998 | US5717269 Reluctance machine with auxiliary flux path |
02/10/1998 | US5717268 Electric motor with tachometer signal generator |
02/04/1998 | EP0822640A1 Partial discharge tight low voltage isolation for electric machine windings |
02/03/1998 | US5714811 Rotor position detecting apparatus for a brushless motor |
01/29/1998 | WO1997037423A3 Turbomachine, especially for a domestic appliance |
01/29/1998 | DE3153783C2 Brushless DC motor for record player turntable drive |
01/28/1998 | CN2273232Y Permanent-magnetic DC brushless constant force moment electric wire-storing machine on wire cutting machine |
01/22/1998 | WO1998002952A1 Dc motor |
01/22/1998 | DE19627854A1 Gleichstrommotor DC motor |
01/21/1998 | EP0820140A2 Rotor angular position control of single phase permanent magnet motor |
01/21/1998 | EP0819330A1 Rotary machine with an electromagnetic rotary drive |
01/21/1998 | CN2273074Y Super-thin small heat-sinking motor for fan |
01/20/1998 | US5710493 Circuit and method for alternating current motor constructions |
01/20/1998 | US5710474 Brushless DC motor |
01/20/1998 | US5710466 Fully integrated magnetic micromotors and methods for their fabrication |
01/14/1998 | CN1170265A Spindle motor |
01/14/1998 | CN1037050C Magnetic rotating apparatus |
01/08/1998 | WO1998000902A1 Electronically commutated motor for direct drive of washing machine drum |