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