| Patents for H02K 15 - Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing dynamo-electric machines (28,046) |
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| 07/24/1991 | CN2081601U Stator coil end protecting device with automatic wire-protecting tooth |
| 07/23/1991 | US5033941 Method for assembling rotors without fixtures |
| 07/17/1991 | EP0436721A1 Method of assembling a brushless motor |
| 07/17/1991 | CN2081169U Punching and rolling machine for disc motor rotor and stator iron core |
| 07/10/1991 | CN2080725U 自动绕线机 Automatic winding machine |
| 07/10/1991 | CN1052977A Manufacturing process for motor cores without wastes |
| 07/10/1991 | CN1052976A Method for mass producing interior magnet rotary machine and interior magnet rotary machine produced thereby |
| 07/09/1991 | US5029619 Wire monitoring system for a wire handling machine |
| 07/09/1991 | US5029379 Method of making a motor field winding with intermediate tap |
| 07/02/1991 | US5027500 Generator rotor slot wedge assembly and disassembly |
| 07/02/1991 | CA1285357C Method of waterproofing electric motor |
| 06/27/1991 | WO1991009449A1 Slotless, brushless, large air-gap electric motor |
| 06/27/1991 | WO1991009448A1 Device for assembling, by sectors, a stator core of a vertical electric machine, for example, a hydrogenerator |
| 06/27/1991 | WO1991009447A1 Device for relaminating a stator core of a vertical electric machine |
| 06/27/1991 | WO1991009446A1 Method of assembling a stator of a vertical hydro-generator |
| 06/27/1991 | WO1991009441A1 Liquid crystal polymer for electric component insulation |
| 06/27/1991 | WO1991009319A2 Process and device for verifying the cut-off torque of an actuator |
| 06/25/1991 | US5026518 Compacting; sintering; sealing agent; outer coating, corrosion resisant, magnetic stability |
| 06/25/1991 | US5025999 Coil winding form apparatus |
| 06/25/1991 | US5025997 Multi-phase synchronous automatic winding method and apparatus for motor stators |
| 06/25/1991 | CA1285124C Method of forming permanent magnets within a motor yoke |
| 06/19/1991 | EP0433037A1 Spindle motor and disk drive provided therewith |
| 06/19/1991 | EP0432720A1 Stator winding head, exchange set therefor and method for its replacement |
| 06/19/1991 | EP0432322A1 Electrical motors |
| 06/19/1991 | CN1052399A Winding tape apparatus and winding tape system |
| 06/18/1991 | US5025185 Bubble trap for epoxy sealant in a submersible electric motor |
| 06/18/1991 | US5024857 Two-step coating; strength; vibration and spinning proof |
| 06/16/1991 | WO1991009443A1 Method for mass producing an interior magnet rotary machine and the interior magnet rotary machine produced thereby |
| 06/16/1991 | CA2071992A1 Method for mass producing an interior magnet rotary machine and the interior magnet rotary machine produced thereby |
| 06/11/1991 | US5022139 Method of inserting a stator winding into a stator |
| 06/11/1991 | CA1284812C Reinforced rotor assembly and method of making same |
| 06/05/1991 | EP0429766A2 Methods and apparatus for marking and identifying hooks of electric motors |
| 06/05/1991 | EP0248798B1 Synchronous electric motor with magnetized rotor and method for fabricating said motor |
| 06/04/1991 | US5020234 Prober for testing generator stator wedge tightness with rotor in place |
| 06/04/1991 | US5020211 Method for manufacturing a yoke for a stepping motor |
| 05/30/1991 | WO1991007764A1 Controlled drying-impregnation-polymerization processes |
| 05/23/1991 | DE4036337A1 Protection hood for electric motor stator winding - contacts both rim and end face of stator packet, and prevents rotation of rotor during assembly |
| 05/21/1991 | US5016340 Method of manufacture of a rotor core member for a dynamoelectric machine |
| 05/16/1991 | WO1991007004A1 Induction motor of the outer rotor-type |
| 05/14/1991 | US5015159 Fuel pump |
| 05/08/1991 | EP0426152A1 Compressor and method of detecting quantity of mixture of coolant and lubricant in the compressor |
| 05/02/1991 | WO1991006146A2 Improved motors and methods of making the same |
| 05/02/1991 | EP0425182A1 Electric motor |
| 05/02/1991 | EP0425069A1 Method for connecting wires to terminals having tangs and cutting the wires at the terminals |
| 04/30/1991 | US5011365 Apparatus for feeding bundles of laminations |
| 04/30/1991 | US5010639 Transfer tool and cover-strip magazine for drawing coils into stators of electric motors |
| 04/30/1991 | US5010638 Method for the assembly of small electrical machines |
| 04/25/1991 | DE4036113A1 Chemical treatment bath for part made of aluminium steel - comprising upper bath fed via pump from lower bath with upper bath having rapid draining holes to empty bath when pump is switched off |
| 04/18/1991 | WO1991004854A1 Heat-expandable plastic laminate, process for making it and use thereof |
| 04/17/1991 | EP0422931A1 Method for manufacturing stator rotating machine |
| 04/17/1991 | CN1012407B Working method of disk motor iron core and punching apparatus |
| 04/16/1991 | US5008572 Encapsulated motor with precision bearing registration |
| 04/10/1991 | EP0421492A2 Production line for and method of processing pallet-mounted electric motor stators |
| 04/10/1991 | EP0421346A2 Method for producing an electric rotary machine such as a motor of DC brushless type |
| 04/10/1991 | CN2074948U Manual wire impaction device for electric motor |
| 04/09/1991 | US5006045 Scroll compressor with reverse rotation speed limiter |
| 04/09/1991 | US5005281 Method of making rotor and stator pole assemblies by stamping magnetic plate |
| 04/09/1991 | CA1282579C Apparatus and method for forming and inserting wave windings into a dynamoelectric machine stator core |
| 04/04/1991 | DE3927914A1 Vorrichtung zum bewickeln eines ankers mit draht Apparatus for wind the wire with a ankers |
| 04/03/1991 | EP0419849A1 Methods and apparatus for fusing armature and stator wires |
| 04/02/1991 | US5004577 Frame and magnet assembly for a dynamoelectric machine |
| 04/02/1991 | US5003686 Method of manufacturing a synchronous electric motor with magnetized rotar |
| 03/28/1991 | DE3930795A1 Dipping coils etc. in liq. resins - machine rotates coils and brings up to them series of baths contg. resin which is kept at constant level and then lowers baths again |
| 03/27/1991 | EP0419124A1 Stator assembly for an alternating current generator |
| 03/26/1991 | US5001828 Apparatus for removing coil wire from a stator |
| 03/21/1991 | WO1991003860A1 Dynamoelectric machine with superconducting magnet rotor |
| 03/20/1991 | CN2073628U Heat treatment device with multipole magnetic steel's magnetic field |
| 03/13/1991 | EP0416747A1 Lead straightening and trimming apparatus |
| 03/13/1991 | CN1049908A Prober for testing generator stator wedge tightness with rotor in place |
| 03/12/1991 | US4999533 Dynamoelectric machine |
| 03/07/1991 | WO1991003097A1 Device for winding an armature with wire |
| 03/06/1991 | EP0415493A1 Method for winding an armature body of an armature, and electric machine provided with an armature produced by the method |
| 03/06/1991 | EP0415042A2 Prober for testing generator stator wedge tightness with rotor in place |
| 03/06/1991 | EP0414975A1 Thermosetting resin composition |
| 03/06/1991 | CN1049758A Embedding-winding method and equipment for directly-wound hollow cup-type armature |
| 03/05/1991 | US4998034 Low speed high torque motor with production method |
| 03/05/1991 | US4997138 Winding a coil of wire |
| 03/05/1991 | US4997002 Power transmission |
| 02/26/1991 | CA2002063A1 Thermosetting resin composition |
| 02/21/1991 | WO1991002398A1 Alternating current generator with a central lamella in the stator bundle and process for manufacturing the central lamella |
| 02/21/1991 | DE3926874A1 electromotor housing with welded or cast beads or lugs - uses jaw clamps and carriers to eliminate radial distortion during machining |
| 02/19/1991 | US4994697 Stator terminal board |
| 02/19/1991 | US4993290 Method of stamping rotor and stator laminations |
| 02/13/1991 | EP0412954A1 Bearing shield for an electric motor |
| 02/12/1991 | US4991782 Machine and method for forming windings on electric motor stators |
| 02/12/1991 | US4991631 Lead straightening and trimming apparatus |
| 02/07/1991 | WO1991001588A1 Process for the assembly of an electric motor |
| 02/07/1991 | WO1991001562A1 Anisotropic plastic-bonded magnet |
| 02/07/1991 | DE3925365A1 Wechselstromgenerator mit statorpaket-mittellamelle und verfahren zur herstellung der mittellamelle Alternator stator-middle lamella and process for manufacturing the medium lamella |
| 02/06/1991 | EP0411275A2 Methods and apparatus for making stators for electric motors and the like, and improved terminal boards therefor |
| 01/31/1991 | DE4022790A1 Packaging arrangement for despatch of fractional-horsepower motors - encloses stack of stators embedded in solid foam with spacers of similar material restraining axial movement |
| 01/30/1991 | EP0410933A1 Tubular motor with reduction gearing and with double insulation |
| 01/30/1991 | EP0410127A1 Electrical machine as D.C. tachometer generator |
| 01/29/1991 | US4987674 Method of making a dynamoelectric machine with superconducting magnet rotor |
| 01/23/1991 | EP0408832A2 Device for the manufacture of stranded conductors |
| 01/23/1991 | CN2070054U Apparatus for punching and winding disk-like stator core of motors |
| 01/19/1991 | CA2020701A1 Method of packaging motors for shipment and packaging apparatus therefore |
| 01/17/1991 | DE3922526A1 Embedding device drawing stator windings into grooves - carries windings between prongs of mouldings distributed around edge of spacer inserted by hand into stator opening |
| 01/16/1991 | EP0408486A1 Structure and method of assembly of bearing support means to the stator assembly of an electric motor |
| 01/16/1991 | EP0407709A1 Method for manufacturing Roebel-bars |