Patents for H02K 15 - Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing dynamo-electric machines (28,046) |
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05/09/1990 | EP0367490A2 Generator core support system and stacking fixture therefore |
05/08/1990 | US4924124 Electric motor |
05/08/1990 | US4922741 Stator coil former |
05/08/1990 | US4922604 Method of fabricating an encapsulated motor |
05/03/1990 | WO1990004876A1 Motor field winding with intermediate tap |
05/03/1990 | WO1990004874A1 Laminated stators for dynamo-electric machines |
05/01/1990 | US4922165 Core and slot liner |
05/01/1990 | US4922144 Rotor assembly structure |
05/01/1990 | US4921178 Machine for winding a rotor for a rotating electrical machine |
05/01/1990 | CA2001909A1 Generator core support system |
04/25/1990 | EP0365233A1 Rotor in an electric motor |
04/25/1990 | CN1041671A Working method of disk motor iron core and punching apparatus |
04/24/1990 | US4918962 Apparatus and method for forming edgewise wound cores |
04/24/1990 | US4918835 Apparatus for completing a linear motor stator |
04/24/1990 | US4918834 Repair aid for a two-cycle internal combustion engine |
04/24/1990 | US4918831 Method of fabricating composite rotor laminations for use in reluctance, homopolar and permanent magnet machines |
04/24/1990 | US4918830 Method of preparing a permanent magnet DC machine |
04/24/1990 | US4918802 Method and apparatus for making permanent magnet rotors |
04/24/1990 | US4918801 Insulation system method for multiturn coils of high voltage electrical rotating machines |
04/11/1990 | EP0362812A2 Bonded isotropic R-Fe-B-magnet and method for making it |
04/11/1990 | CN1041247A Combined inner-stator iron core |
04/10/1990 | US4916346 Composite rotor lamination for use in reluctance hompolar, and permanent magnet machines |
04/10/1990 | US4915313 Armature winding machine with quick-change tooling |
04/10/1990 | US4914934 Method of forming an edgewise wound core |
04/05/1990 | WO1990003686A1 Brushless motor |
04/04/1990 | EP0361775A2 Improvements in or relating to machine drives and/or methods of making the same |
04/04/1990 | EP0360910A1 Motor mounting |
04/03/1990 | US4913362 Swing mechanism for nozzle holders |
04/03/1990 | US4913337 Method of manufacturing dynamoelectric machine frame |
04/03/1990 | US4912834 Method of adjusting thermal balance of rotor |
04/03/1990 | US4912833 Method of forming an edgewise wound core and method of operating apparatus |
04/03/1990 | US4912831 Method for assembling bolted stator coils |
03/28/1990 | EP0360173A2 Arrangement for the dynamical compensation of the true running fluctuations of rotating bodies |
03/27/1990 | US4911606 Method for providing rotor windings |
03/27/1990 | US4911043 Apparatus and method for milling a trochoidal rotor |
03/22/1990 | DE3930011A1 Rotor bearing for external rotor electric motor - uses bearing sleeves machined after securing to end faces of stator laminations packet |
03/21/1990 | EP0359297A2 Methods and apparatus for winding two-pole electric motor stators |
03/21/1990 | EP0359293A2 Production line for electric motor subassemblies |
03/21/1990 | EP0358945A2 Method of assembling wound rotor of vertical type adjustable speed hydroelectric rotating machine at its installation site |
03/21/1990 | CN2054952U Sharp winding former for motor |
03/21/1990 | CN1040712A Assembly method of nd-fe-b permanent-magnet electric motor for car |
03/20/1990 | US4909057 Apparatus and methods for continuously forming edgewise wound cores |
03/20/1990 | CA1266877A1 Electronically commutated dc machine and use thereof |
03/14/1990 | EP0357596A1 Streamlined production of electric motor armatures and stators. |
03/14/1990 | CN2054588U Rubber and nylon mixing hammer |
03/13/1990 | US4908541 Air-cooled layered coil vehicle AC generator stator |
03/13/1990 | US4908535 Insulated dynamo windings |
03/07/1990 | CN2054229U Round waist type winding former of motor |
03/07/1990 | CN1040292A Protection technique for motor heating |
03/07/1990 | CN1040291A Armature for electric motor |
03/06/1990 | US4905365 Method for assisting in manual movement of a stator coil insertion tool assembly |
03/06/1990 | CA1266541A1 Formulation for electrodeposition of mica |
02/28/1990 | EP0355778A2 Method and device for bonding (curing) punched plates for electric machines |
02/27/1990 | CA1266295A1 Armature for an electric rotary machine and method of manufacturing the same |
02/22/1990 | WO1990001779A1 Plastic-bonded magnet |
02/21/1990 | CN2053391U Turbogenerator with laminated rotor |
02/21/1990 | CN1039936A Energy-saving multispeed asynchronous motor and making method |
02/20/1990 | US4901572 Method and apparatus for measuring wedge |
02/20/1990 | US4901433 Device for inserting a plurality of phase insulators in the cavities of the stator of a dynamo-electric machine |
02/20/1990 | US4901428 Method of forming an edgewise wound core |
02/14/1990 | CN2052984U Slot wedge storage device and push rod |
02/14/1990 | CN1039684A 电枢 Armature |
02/13/1990 | US4900945 Engine starter |
02/13/1990 | US4899433 Method and device for lamination pickup from a stack |
02/13/1990 | US4899432 Method for adjusting the axial play between the rotor and a motor |
02/01/1990 | DE3831802C1 Low-pressure casting system for cage rotors of electric machines |
01/31/1990 | EP0352531A2 Pull-in needle |
01/31/1990 | EP0352271A1 Method and device for the assembly of small electrical machines. |
01/31/1990 | CN1039334A Stator coil former and metlhod of making same |
01/31/1990 | CN1006671B Winding type asynchronous motor and its manufacturing method |
01/30/1990 | CA1264921A1 Method and apparatus for positioning and transferring stator coil leads |
01/23/1990 | US4896066 Laminated rotor slot closer |
01/23/1990 | US4894904 Method of forming armature core of electric rotating machine |
01/17/1990 | EP0350967A2 Resin-bonded magnet and its production |
01/16/1990 | US4894573 Rotary electrical machines |
01/10/1990 | EP0350232A2 Penetrable, epoxy resin composition |
01/10/1990 | EP0349674A2 Method for manufacturing a gap pot made of fiber composite |
01/10/1990 | CN2051026U Improved stator structure of brushless dc motor |
01/09/1990 | US4893044 Rotor balancing |
01/09/1990 | CA1264221A1 Coil removal apparatus for a dynamoelectric generator |
01/03/1990 | EP0349142A1 An armature |
01/03/1990 | EP0348715A1 Apparatus for the automatic adjustment of pallet workpiece support members |
01/03/1990 | EP0348598A1 Inserting insulating material into electric motor stators |
01/02/1990 | US4891540 Generator core support system |
12/26/1989 | US4890026 Electric motor with commutator directly molded on motor shaft and method of construction |
12/26/1989 | US4888866 Method of optimizing armature balance through lamination orientation |
12/20/1989 | CN1038190A Method for producing stack of laminations with skewed conductor slots and magnetic element produced by method |
12/19/1989 | US4888512 Surface multipolar rare earth-iron-boron rotor magnet and method of making |
12/19/1989 | US4888508 Device and procedure to adjust the axial play between the rotor and the stator mounted bearings of an electrical motor |
12/19/1989 | US4888506 Coil in magnetic gap in ferromagnetic cylinder |
12/06/1989 | CN2049041U Automatic processing mechanism for combined whirligig of motor rotor |
12/05/1989 | US4885496 Stator end member and assemblies therewith and methods of assembly |
12/05/1989 | US4884333 Method of making a stepper motor |
12/05/1989 | CA1263686A1 Electric motor armature insulation |
11/30/1989 | WO1989011752A1 Method of forming a permanent magnet rotor |
11/30/1989 | DE3817608A1 Method for producing a drive unit having gas bearings |
11/29/1989 | EP0344020A2 Method for producing a stack of laminations with skewed conductor slots and a magnetic element produced by the method |
11/29/1989 | EP0343661A2 Method and apparatus for making welded punched products |
11/29/1989 | EP0343420A1 Apparatus for feeding bundles of laminations |
11/29/1989 | CN1005949B Method for coil mfr. |