| Patents for H02K 15 - Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing dynamo-electric machines (28,046) |
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| 11/23/1989 | EP0343125A1 A method of embodying the rotors of electric motors and the rotor obtained with such a method |
| 11/21/1989 | US4881988 Curled, flexible, extruded magnetic strip in cylindrical shell |
| 11/21/1989 | CA1263011A1 Method and apparatus for winding double-layer motor coils |
| 11/15/1989 | CN1037244A Apparatus and method for feeding through-bolt through bore in stator core |
| 11/14/1989 | US4880173 Wire supply method and apparatus |
| 11/07/1989 | US4878292 Armature paper feeding, cutting, and inserting device |
| 11/07/1989 | US4878289 Methods of assembling electric motors with reduced end-play |
| 11/07/1989 | CA1262614A1 Apparatus and methods for forming edgewise wound cores |
| 11/01/1989 | CN2047077U Universal electrical machinery winding module frame |
| 10/26/1989 | DE3812729A1 Method for forming the coil overhangs of stators of electrical machines |
| 10/25/1989 | EP0338771A2 Apparatus and method for feeding a through-bolt through a bore in a stator core |
| 10/25/1989 | EP0338422A2 Method, transfer tool, pusher and wedge magazine for inserting coils in stators of electric motors |
| 10/25/1989 | EP0338384A2 Winding former for windings introduceable in the stator of an electrical machine |
| 10/10/1989 | US4872256 Process for producing a squirrel-cage rotor |
| 09/27/1989 | EP0334816A1 Device for the automatic change-over of the form in a coil winder for forming the winding of a dynamo-electric machine |
| 09/27/1989 | EP0153324B1 Method of assembly of a rotor |
| 09/26/1989 | US4868970 Method of making an electric motor |
| 09/26/1989 | CA1260523A1 Flat coil dynamoelectric device and method for manufacturing the same |
| 09/21/1989 | WO1989008941A1 Rotor structure and end plate member used therefor |
| 09/20/1989 | CN2044775U Punching machine for core of disk-type electrical motor |
| 09/19/1989 | US4868439 Lanced strip, dynamoelectric machine, core, and stationary assembly |
| 09/19/1989 | US4868436 Rotating electric machine with external rotor |
| 09/14/1989 | DE3906368A1 Method for producing a stator magnetic circuit of rotating electrical machines or a magnetic circuit of transformers, and a magnetic circuit thus obtained |
| 09/13/1989 | EP0332589A1 Method and equipment for the automatic change-over of the wire supplied to a coil winder for forming the windings of dynamo-electric machines |
| 09/13/1989 | EP0331906A2 Machine for winding two pole stators |
| 09/13/1989 | CN1035591A Apparatus and method for insulating stator coil vent tubes |
| 09/12/1989 | US4866323 Synchronous electric motor with magnetised rotor and method of manufacturing this motor |
| 09/12/1989 | US4864716 Method of winding A.C. generator stator |
| 09/12/1989 | US4864715 Process for winding a wound stator of an electric rotating machine |
| 09/06/1989 | EP0331651A1 Method and device for inserting a plurality of phase insulators in the cavities of the stator of a dynamo-electric machine |
| 09/06/1989 | EP0331055A1 Methods for producing a resinbonded magnet |
| 09/05/1989 | US4863805 Rare earth-iron magnet |
| 08/29/1989 | US4860430 Completing a linear motor stator |
| 08/22/1989 | US4858835 Equipment for the actuation of needles for the realization of electric motors field windings |
| 08/22/1989 | US4858307 Hoist mechanism for assisting in manual movement of a stator coil insertion tool assembly |
| 08/16/1989 | EP0328307A1 Stator coil former and method of making same |
| 08/15/1989 | US4857787 Armature of a.c. generator for a car and method of manufacturing the same |
| 08/15/1989 | US4856180 Method of terminating winding leads |
| 08/10/1989 | WO1989007361A1 Motor housing assembly |
| 08/09/1989 | EP0327338A2 Vehicular AC generator and manufacturing method therefor |
| 08/08/1989 | US4854034 Method for producing a stack of laminations with skewed conductor slots |
| 08/08/1989 | US4854033 Inserting insulating material into electric motor stators |
| 08/03/1989 | DE3834673A1 Air-core rotor and method for its production |
| 08/02/1989 | EP0326088A2 Neodymium-boron-iron magnet assembly and method of making same |
| 08/02/1989 | CN2042253U Vertical die-casting machine for rotor of movable compacting motor |
| 08/01/1989 | US4853572 Electric motor assembly |
| 07/25/1989 | US4850322 Method and apparatus for positioning a torque motor armature |
| 07/25/1989 | US4850091 Method of replacing a machine part |
| 07/18/1989 | US4849667 Motor mount |
| 07/18/1989 | CA1257464A1 Coil winding apparatus |
| 07/12/1989 | CN1033911A Low-torque nuts for stator core through-bolts |
| 07/11/1989 | US4847528 Plastic molding on penetration metal, particularly on motor end plate |
| 07/11/1989 | US4845837 Method of making permanent magnet assembly |
| 07/11/1989 | US4845836 Method for feeding a through-bolt through a bore in a stator core |
| 07/11/1989 | US4845832 Control for lamination stamping apparatus |
| 07/05/1989 | EP0322804A1 Air conditioner equipped with scroll type compressor |
| 07/05/1989 | CN2040679U Tyre expansion clamp for micro-electric machinery insulating treatment |
| 07/04/1989 | US4844625 Structure of journal bearing for motor operating at high revolutionary speeds |
| 07/04/1989 | US4844356 Wire winder for a stator |
| 07/04/1989 | US4843705 Method of manufacturing a rotor assembly |
| 07/04/1989 | CA1256682A1 Method of assembling a stationary assembly for a dynamoelectric machine |
| 06/28/1989 | EP0321582A1 Method of molding motor stator |
| 06/27/1989 | US4842895 Channeling by capillary action liquid adhesive into slots of generator layers |
| 06/21/1989 | EP0321223A2 Armature for small-sized rotary electrical machinery and method and apparatus for manufacturing same |
| 06/20/1989 | US4841189 Stepper motor and method of making the same |
| 06/20/1989 | CA1256056A1 Electrolytically deburring laminated cores under relative motion of workpiece |
| 06/15/1989 | WO1989005538A1 Toroidally wound generator/motor |
| 06/14/1989 | EP0320252A2 Rotary electrical machines |
| 06/13/1989 | US4837921 Process for manufacturing a grooveless stator for electric motor |
| 06/13/1989 | CA1255731A1 Slotless and toothless wound stators and methods of production |
| 06/07/1989 | CN2039077U Shape-correction device for protecting ring of a hydraulically intensified generator |
| 06/06/1989 | US4837473 Commutator |
| 06/06/1989 | US4836461 Wire winding machine for stator cores |
| 06/06/1989 | US4835840 Method of making an improved disc rotor assembly |
| 06/06/1989 | US4835839 Method of fabricating a salient pole electronically commutated motor |
| 05/31/1989 | EP0318307A2 Armature winding machine with quick-change tooling |
| 05/31/1989 | EP0318063A1 Equipment for the actuation of needles for the realization of electric motors field windings |
| 05/31/1989 | CN2038687U Universal wire wrapping mould |
| 05/31/1989 | CN1033223A Rotor balancing |
| 05/30/1989 | US4834305 Apparatus for winding rotors of electrical machines |
| 05/30/1989 | US4833769 Method of manufacturing armature of electric rotary machine |
| 05/30/1989 | CA1254937A1 Lanced strip, core, method of forming such core, and apparatus |
| 05/30/1989 | CA1254936A1 High voltage dynamoelectric machine with selectively increased coil turn-to-turn insulation strength |
| 05/24/1989 | EP0317248A2 Method and apparatus for tensioning and retensioning low-torque nuts for stator core through-bolts |
| 05/24/1989 | EP0317056A1 Rotor balancing |
| 05/24/1989 | EP0316858A2 Novel flexible magnet for use in small DC motors and apparatus for making the same |
| 05/23/1989 | US4833353 Method of optimizing armature balance through lamination orientation |
| 05/23/1989 | US4831716 Inserting insulating material into electric motor stators |
| 05/23/1989 | US4831715 Method and apparatus for positioning intermediate insulators in cores |
| 05/16/1989 | US4830297 Winding form assembly |
| 05/16/1989 | US4829649 Method for inserting inter-phase insulators in slots of stators for electric machines |
| 05/10/1989 | EP0314899A2 Method and apparatus for introducing a winding into the inductor of a linear motor |
| 05/10/1989 | CN2037510U Insulating supporting bend device of groove of scarfing line machine |
| 05/10/1989 | CN1004183B Armature for electric rotary machine and method of mfg. same |
| 05/09/1989 | US4829206 Armature for an electric rotary machine and method of manufacturing the same |
| 05/09/1989 | US4827601 Armature winding method and apparatus |
| 05/05/1989 | WO1989004078A1 Structure of laminated core of motor |
| 05/03/1989 | EP0314613A1 Method for manufacturing a squirrel cage rotor having intermediate short-circuiting ring |
| 05/03/1989 | CN2037119U Universal winding mould |
| 05/02/1989 | US4826092 Coil winding machine for armatures |