Patents for H02K 1 - Details of the magnetic circuit (44,776)
07/1979
07/24/1979US4162414 Generator unit with built-in thermally protected voltage regulator
07/17/1979CA1058676A1 Rotor of a dynamo electric machine
07/10/1979CA1057939A1 Method and fixture for the assembly of dynamoelectric machines
07/03/1979US4160180 Rotor lamination support for vertical hydro-generator
05/1979
05/29/1979US4156822 Dynamoelectric machine having a nonturned rotor assembly
05/29/1979US4156821 Capacitor run motor
05/22/1979CA1055095A1 Rotor with form wound coils for synchronous dynamoelectric machine
05/15/1979US4155021 Segmental permanent-magnet stator magnet
05/15/1979US4155020 Snap-fit fastening system for attaching member to an electric motor
05/15/1979US4154082 Manufacture of yokes for dynamo electric machines
05/01/1979US4152611 Rotor for electrical device
04/1979
04/17/1979US4150312 Permanent magnet stator D.C. dynamoelectric machine
04/17/1979US4149309 Laminated core manufacture
04/10/1979CA1052434A1 Direct current dynamoelectric machine commutating pole assembly
04/10/1979CA1052433A1 Cylindrical core with toroidal windings at angularly spaced locations on the core, and method of producing the same
04/03/1979US4147946 Rotor structure for an electric machine
03/1979
03/27/1979US4146806 Flywheel magneto generator
03/20/1979US4145626 Elastic mounting of a core in an electric machine stator
03/20/1979CA1051077A1 Gas cooled flux shield for dynamoelectric machine
03/13/1979US4144469 Stress protection for permanent magnet type synchronous motor
03/13/1979US4143457 Method of making mounting assembly for laminated rotor rim of dynamoelectric generator rotatable about inclined shaft
03/13/1979CA1050599A1 Ventilation system for dynamoelectric machines
02/1979
02/27/1979US4141210 Bipolar stepping motor
02/27/1979US4141137 Method of making a permanent magnet field pole for a direct current dynamoelectric machine
02/27/1979CA1049602A1 Rotor for dynamoelectric machines
02/27/1979CA1049600A1 Ventilation system for dynamoelectric machines
02/20/1979US4140935 D-C dynamo electric machine
02/20/1979CA1049080A1 Hydrogen-cooled rotor for dynamoelectric machine
02/13/1979US4139790 Direct axis aiding permanent magnets for a laminated synchronous motor rotor
02/13/1979US4139789 Sleeve supported two pole rotor assembly
02/13/1979CA1048582A1 Gas-cooled rotor winding for dynamo-electric machine
02/06/1979US4138617 Single phase stepper motor
02/06/1979US4137884 Magneto for motor vehicle
01/1979
01/23/1979US4136296 High-speed, laminated rotor for homopolar inductor alternator
01/23/1979CA1047090A1 Rotor construction for slow speed, large diameter electrical machines
01/16/1979US4134317 Method and apparatus for fabricating vent plate having bow-tie slot arrangement
01/09/1979US4134036 Motor mounting device
01/09/1979US4134035 Fractional horsepower motors with selectable winding windows
01/02/1979US4132910 Linearly moving or rotated flat armature for motor and pulling magnets
01/02/1979US4131989 Method of manufacturing an electric motor
12/1978
12/19/1978US4130770 Axial flow fan having improved axial length structure
12/12/1978US4129796 Stator winding mounting for an electric motor
12/12/1978CA1044298A1 Armature structure for permanent magnet d-c motor
12/05/1978US4128780 Silicon steel plates
12/05/1978CA1043843A1 Linear electromagnetic compressor
11/1978
11/28/1978US4127786 Synchronous machine with inner rotor, excited by permanent magnets
11/28/1978US4127785 Miniature motor
11/28/1978US4126933 Method for assembling a permanent magnet rotor
11/21/1978CA1042971A1 Short-circuiting stator rings for dynamoelectric machine
11/21/1978CA1042970A1 Electric motor stator with slots of different sizes
11/21/1978CA1042968A1 Apparatus for cooling the end zones of the lamination stacks of electric machines
11/14/1978US4125791 Stator for an electrical machine
10/1978
10/03/1978US4118648 Salient pole of a synchronous electric machine
10/03/1978US4117793 Pole claw member for a dynamo electric machine rotor
10/03/1978CA1039787A2 Printed circuit armature
09/1978
09/26/1978US4117360 Self-supporting amortisseur cage for high-speed synchronous machine solid rotor
09/26/1978US4117357 Flexible coupling for rotor elements of a superconducting generator
09/26/1978US4116727 Nickel, vanadium, cobalt, iron
09/19/1978US4115716 Rotor of magneto generator
09/05/1978US4110895 Apparatus for manufacturing laminated cores
08/1978
08/29/1978US4110718 Magnetic structure, particularly permanent magnet for motor fields, and method
08/29/1978US4110652 Mounting assembly for laminated rotor rim of dynamoelectric generator rotatable about inclined shaft
08/29/1978US4110642 Noise reduction arrangement in a claw-type dynamo electric machine, particularly multi-phase automotive-type a-c generator
08/15/1978US4107560 Electric machine
08/15/1978CA1036659A1 Molded magnetic cores utilizing cut steel particles
08/15/1978CA1036626A1 Method and apparatus for fastening ceramic magnets to a flywheel using centrifugal force
07/1978
07/25/1978US4103197 Cylindrical core with toroidal windings at angularly spaced locations on the core
07/25/1978US4103195 Bonded laminations forming a stator core
07/25/1978US4102040 Method of manufacturing a curved component of a magnetic circuit
07/18/1978US4101371 Apparatus for fastening ceramic magnets to a flywheel using centrifugal force
07/11/1978US4100439 Apparatus for cooling the end zones of the lamination stacks of electric machines
07/04/1978US4099076 Damped rotor for a multi-channel generating system
06/1978
06/13/1978US4095150 Two-phase asynchronous motor
06/13/1978US4095130 Synchronous motor
06/13/1978US4095129 Rotor assembly for electro-mechanical transducer of electronic timepiece
05/1978
05/09/1978US4088914 Electric motor
05/09/1978US4088177 Permanent magnet D.C. dynamoelectric machine and method of making same
05/02/1978US4087708 Casing for motors having a spherical air gap
04/1978
04/18/1978US4085347 Laminated stator core
04/04/1978US4082970 Direct-current motor-generator
03/1978
03/28/1978US4081726 Electric motor
03/28/1978US4081705 Means limiting end play of a rotor of a synchronous motor
03/28/1978US4080724 Method of forming electrical machine care from E-laminations
03/14/1978US4079275 Oil-cooled motor
02/1978
02/28/1978US4076989 Housing and stator assembly for a dynamoelectric machine
02/28/1978US4076561 Method of making a laminated rare earth metal-cobalt permanent magnet body
02/21/1978US4075540 Stepping motor for timepiece
02/21/1978US4075519 Brushless alternator
02/14/1978US4074159 Dynamo-electric machine
01/1978
01/31/1978US4071794 DC motor with permanent magnet retaining structure
01/31/1978US4071788 Dynamoelectric machine field assembly
01/31/1978US4071787 Welded stator for electric motors
01/17/1978CA1024577A1 Salient pole for synchronous electrical machine
01/10/1978US4067101 Method of making a rotor for electronic wristwatch step motor
12/1977
12/06/1977US4061937 Method and apparatus for fabricating vent plate having bow-tie slot arrangement
11/1977
11/29/1977US4060745 Structure for attaching a permanent magnet to a rotating shaft
11/29/1977US4059898 Method of making a small electric motor
11/22/1977US4059777 Cooling of discoidal dynamoelectric machines
11/01/1977US4056748 Magnetic speed pickup
10/1977
10/18/1977US4054856 Current transformer assembly for dynamoelectric machines