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Class Information
Number: 310/268
Name: Electrical generator or motor structure > Dynamoelectric > Rotary > Rotor structure > Armatures > Disc
Description: Subject matter relating to disc type armatures.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Patent Number Title Of Patent Date Issued
4164675 Rotor of coreless motor and method of manufacturing same Aug. 14, 1979
4162410 Vertical-axis windmill Jul. 24, 1979
4159434 Axial gap inductor alternator Jun. 26, 1979
4143288 Coreless motor Mar. 6, 1979
4132910 Linearly moving or rotated flat armature for motor and pulling magnets Jan. 2, 1979
4125792 Brushless D-C motor Nov. 14, 1978
4117519 Guide drum apparatus in a magnetic recording and/or reproducing apparatus Sep. 26, 1978
4117363 DC motor Sep. 26, 1978
4115714 Stepping motor Sep. 19, 1978
4109170 Electric motor having frequency generator Aug. 22, 1978
4097758 Coaxial disk stack acyclic machine Jun. 27, 1978
4095150 Two-phase asynchronous motor Jun. 13, 1978
4095129 Rotor assembly for electro-mechanical transducer of electronic timepiece Jun. 13, 1978
4093897 Electric motor Jun. 6, 1978
4093882 Coreless motor Jun. 6, 1978
4082971 Printed motor Apr. 4, 1978
4081726 Electric motor Mar. 28, 1978
4080544 Electric motor Mar. 21, 1978
4079279 Electrical micromotor Mar. 14, 1978
4079277 Flat miniature dynamoelectric machine Mar. 14, 1978
4072881 Axial-air-gap type semiconductor electric motor Feb. 7, 1978
4072874 Direct drive for turntables Feb. 7, 1978
4068143 Discoidal winding for dynamoelectric machines Jan. 10, 1978
4059777 Cooling of discoidal dynamoelectric machines Nov. 22, 1977
4047062 Rotating electrical machine Sep. 6, 1977
4021692 Peripheral commutator for discoidal armature May. 3, 1977
4020372 Cooling of discoidal dynamoelectric machines Apr. 26, 1977
4011475 Torque equalized brushless permanent magnet rotor motor Mar. 8, 1977
4008410 Commutator for discoidal armature Feb. 15, 1977
4007386 Electric induction drive assemblies Feb. 8, 1977
4007390 Brushless D-C motor Feb. 8, 1977
4006375 Stepping motor Feb. 1, 1977
3999092 Permanent magnet synchronous dynamoelectric machine Dec. 21, 1976
3997806 Rotor of flat-type motor Dec. 14, 1976
3993920 Coreless motor Nov. 23, 1976
3992641 Polyphase disc reluctance motor Nov. 16, 1976
3989969 Rotor for motors and the like Nov. 2, 1976
3988024 Turntable apparatus Oct. 26, 1976
3979619 Permanent magnet field structure for dynamoelectric machines Sep. 7, 1976
3979620 Segmental discoidal winding structure for dynamoelectric machines Sep. 7, 1976
3971963 Electomagnetic rotary motion device and exposure control device using the same Jul. 27, 1976
3955273 Method of manufacturing flat type wound armatures May. 11, 1976
3953751 Motor and mounting thereof Apr. 27, 1976
3950666 Disk or cup rotor with stamped-out winding elements for a low-inertia electric machine Apr. 13, 1976
3932069 Variable reluctance motor pump Jan. 13, 1976

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17










 
 
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