Patents for H02K 1 - Details of the magnetic circuit (44,776) |
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11/08/1994 | US5363004 Rotator element for electric motor |
11/08/1994 | US5363003 Motor and circuitry for protecting same |
11/08/1994 | US5363002 Dynamoelectric machine having fluid cooling of back iron and end turns |
11/03/1994 | DE4400443C1 Transverse-flux machine having a cylindrical rotor |
11/03/1994 | DE4325502C1 Displacement pump driven by an electric motor |
11/02/1994 | EP0622885A2 Rotor of electric motor for compressor |
10/26/1994 | EP0621677A2 Rotor assembly |
10/26/1994 | CN2181122Y Stator punching sheet for motor |
10/26/1994 | CN2181121Y Structure suitable for generator and motor |
10/25/1994 | US5359249 AC generator with tapered slots |
10/25/1994 | US5359248 Corrosion resistant rotor with auxiliary yokes |
10/25/1994 | US5358341 For an electric motor |
10/19/1994 | EP0620634A1 Hybrid excitation type permanent magnet synchronous motor |
10/19/1994 | EP0620632A1 A PMDC electric motor with a magnet spacer |
10/19/1994 | EP0620308A2 Improvements in or relating to machine drives and/or methods of making the same |
10/19/1994 | CN2180020Y Permanent-magnet synchronous motor for air conditioner compressor |
10/19/1994 | CN2180019Y Improved rare-earth ac servomotor |
10/14/1994 | CA2120966A1 Electric rotating machine |
10/13/1994 | WO1994023485A1 Motor spindle for a machine tool |
10/13/1994 | DE4311242A1 Method for producing a rotor of an electrical machine |
10/12/1994 | EP0619641A1 Stepper motor |
10/12/1994 | EP0619638A2 An electrical machine with a disk armature |
10/12/1994 | CN2179660Y Brushless rare-earth mixed permanent-magnet general and braking motor |
10/12/1994 | CN2179658Y Low speed mid-frequency arc welding generator without bearing |
10/12/1994 | CN2179655Y Self-start permanent-magnet synchronous motor having isolating unipolar |
10/11/1994 | US5355045 Torque reaction transfer in dynamoelectric machines having energy-efficient stator constructions |
10/11/1994 | US5355044 Rotor structure of an electric synchronous motor technical field |
10/11/1994 | US5355039 Electrically motorized wheel assembly |
10/11/1994 | US5353491 Method of making frame and magnet assembly for a dynamoelectric machine |
10/11/1994 | CA1332434C Electric motor with a plastic injection moulding |
10/06/1994 | CA2119800A1 Banded electromagnetic stator core |
10/05/1994 | EP0618663A1 Permanent magnet miniature motor, in particular closed-type motor |
09/29/1994 | WO1994022206A1 Ultra-high speed brushless dc motor |
09/29/1994 | WO1994022204A1 Polyphase brushless dc and ac synchronous machines |
09/29/1994 | WO1994022203A1 Method and apparatus for manufacturing a rotor assembly |
09/29/1994 | CA2133640A1 Method and apparatus for manufacturing a rotor assembly |
09/28/1994 | EP0557368B1 Magnetic cement-bound bodies |
09/28/1994 | EP0505498B1 Method for mass producing an interior magnet rotary machine and the interior magnet rotary machine produced thereby |
09/28/1994 | CN2178402Y Electric motor structure for fan |
09/28/1994 | CN1092910A Three-phase ac asynchronous motor allowing loss-of-phase running |
09/27/1994 | US5350991 Magnetic induction method and magnetic circuit of rotator for generating mechanical and electric power |
09/27/1994 | US5350960 Electric motor with bobbin columns to prevent bulging coils |
09/21/1994 | CN1092565A Motor with axle end cover formed closed circular magnetic circuit |
09/20/1994 | US5349258 Permanent magnet structure for use in electric machinery |
09/15/1994 | WO1994021023A1 Improved torque reaction transfer in dynamoelectric machines having energy-efficient stator constructions |
09/14/1994 | EP0615330A1 Stator of motor |
09/14/1994 | EP0614571A1 Multi-pole composite magnet used in a magnetic encoder |
09/14/1994 | EP0437571B1 Process for the assembly of an electric motor |
09/14/1994 | CN1092215A Efficient energy-saving motor |
09/13/1994 | US5345669 Method of making a permanent magnet rotor |
09/06/1994 | US5345133 Electric motor |
09/06/1994 | US5345130 Modable permanent magnet rotor for optimized field shaping |
09/06/1994 | US5345129 For use in an electric motor |
09/01/1994 | WO1994019859A1 Discoidal dynamo-electric machine |
09/01/1994 | WO1994019855A1 Field weakening for a doubly salient motor with stator permanent magnets |
09/01/1994 | CA2154491A1 Field weakening for a doubly salient motor with stator permanent magnets |
08/31/1994 | EP0613234A1 Single phase electronically commutated motor system and method |
08/31/1994 | EP0613229A1 Brushless dc motor |
08/31/1994 | EP0613228A1 Motor close circular magnetization cycle formed by revolving shaft end casing |
08/30/1994 | US5343104 Fan motor |
08/30/1994 | US5341561 Process for producing the electric insulation of electric machine windings |
08/24/1994 | EP0485387B1 Alternating current generator with a central lamella in the stator bundle and process for manufacturing the central lamella |
08/23/1994 | US5341058 Electric motor |
08/23/1994 | US5341057 Vibrator motor for a wireless silent alerting device |
08/23/1994 | US5341054 Low mass electromagnetic actuator |
08/23/1994 | US5339514 Method of manufacturing laminated stator with improved flux pattern |
08/23/1994 | CA2115854A1 Single phase electronically commutated motor system and method |
08/18/1994 | WO1994018741A1 Multiphase electric machine with offset multipolar electric pole units |
08/18/1994 | WO1994018740A1 Rotor of synchronous motor |
08/17/1994 | EP0610525A1 Fastening of the bundle of laminations of an electric motor to supporting members |
08/17/1994 | EP0610524A1 Electric motor with a screwless mounting of the frame |
08/16/1994 | US5338996 Armature core |
08/11/1994 | DE4302807A1 Multiphase electrical machine having electrical pole units which are arranged offset and are structurally identical |
08/10/1994 | EP0609645A1 High rotating speed, high power electrical motor |
08/10/1994 | EP0609410A1 Electric machine |
08/04/1994 | WO1994017301A2 Electric motor for ancilliaries in motor vehicles |
08/03/1994 | EP0608675A1 High rotating speed, high power electrical motor |
08/03/1994 | CN2173477Y Strong and permanent magnet industry-frequency ac/dc generator |
08/02/1994 | US5334899 Polyphase brushless DC and AC synchronous machines |
08/02/1994 | US5334896 Spindle motor for magnetic disk devices |
08/02/1994 | US5334895 Spindle motor with the stator core supported by a resin member |
08/02/1994 | US5333553 Carriers for linear motor vehicle-borne field magnets which straddle ground-side coils |
07/28/1994 | DE4402411A1 Permanent-magnet synchronous motor with current-smoothing mechanism |
07/27/1994 | EP0608177A1 Asynchronous motor with changeable speed and forced ventilation |
07/27/1994 | CN1090097A Method for magnetization of permanent magnetic motor |
07/26/1994 | US5332374 Axially coupled flat magnetic pump |
07/26/1994 | US5331819 Superconducting rotating apparatus |
07/26/1994 | CA1330882C Electrically commutated motor having an edgewise wound yoke |
07/21/1994 | DE4301434A1 Linear guide arrangement with compensation for mechanical stresses |
07/20/1994 | EP0606974A1 Laminated electromagnetic pump stator core |
07/20/1994 | EP0606973A1 Electromagnetic pump stator coil |
07/20/1994 | EP0606972A1 Electromagnetic pump stator core |
07/19/1994 | USRE34667 Stator and rotor lamination construction for a dynamo-electric machine |
07/19/1994 | US5331238 Apparatus for containment and cooling of a core within a housing |
07/19/1994 | US5331237 Stepping motor |
07/13/1994 | CN2171944Y Stator of no-trough electrical machinery |
07/12/1994 | US5329199 Rotor assembly with molded fans and method for making the same |
07/12/1994 | US5329196 Metal wrapped non-metallic magnetic component for use about a rotor or a shaft and method of making the same |
07/06/1994 | EP0604646A1 Electric machine |
07/06/1994 | EP0604627A1 Electric machine |