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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
4488075 Alternator with rotor axial flux excitation Dec. 11, 1984
4488076 Tachometer assembly for magnetic motors Dec. 11, 1984
4484097 Flat coil for an electric machine Nov. 20, 1984
4481440 Permanent magnet brushless d-c motor with isolated sensor winding means Nov. 6, 1984
4479388 Ultrasound transducer and drive system Oct. 30, 1984
4479068 Stepping motor device for changing the position of a rotating body Oct. 23, 1984
4477745 Disc rotor permanent magnet generator Oct. 16, 1984
4476409 Coils of coreless motor and method of manufacturing the same Oct. 9, 1984
4468579 Small motor Aug. 28, 1984
4461967 Support for a rotational speed detecting mechanism on a flat motor Jul. 24, 1984
4459501 Toroidal generator and motor with radially extended magnetic poles Jul. 10, 1984
4455516 Brushless motor Jun. 19, 1984
4453100 Flat coil element for an electric motor and method of manufacturing the same Jun. 5, 1984
4451749 AC Generator May. 29, 1984
4447751 Direct current motor May. 8, 1984
4443906 Machine for floor maintenance Apr. 24, 1984
4443776 Rotary magnet device Apr. 17, 1984
4437029 Direct current motor Mar. 13, 1984
4435662 Axial air gap alternators/generators of modular construction Mar. 6, 1984
4429240 Stator yoke for electrical apparatus Jan. 31, 1984
4425522 Rotational speed indication signal generator having a plurality of generating coils Jan. 10, 1984
4420875 Method of mounting and casting a flat rotor Dec. 20, 1983
4413895 Electromagnetic actuator having a compliant armature Nov. 8, 1983
4410820 Axial flux electric machine Oct. 18, 1983
4408966 Pump for supplying liquid fuel Oct. 11, 1983
4401419 Motor-compressor Aug. 30, 1983
4398111 Eddy current brake Aug. 9, 1983
4394594 Motor with a disk rotor Jul. 19, 1983
4394597 Multiple pole axial field electromagnetic devices Jul. 19, 1983
4390805 Electromechanical machine Jun. 28, 1983
RE31278 Brushless D-C motor Jun. 14, 1983
4387312 Stepping polyphased motor for a clockwork mechanism Jun. 7, 1983
4385249 Flat coreless motor with tachogenerator May. 24, 1983
4374336 Flat motor Feb. 15, 1983
4371801 Method and apparatus for output regulation of multiple disk permanent magnet machines Feb. 1, 1983
4370582 Axial gap squirrel cage induction electric motor Jan. 25, 1983
4369384 Alternator for a marine engine Jan. 18, 1983
4366405 Tachogenerator having stray flux cancelling output coils Dec. 28, 1982
4363988 Induction disk motor with metal tape components Dec. 14, 1982
4361776 Coil assembly for flat brushless motor Nov. 30, 1982
4360751 Fan with integral disc-shaped drive Nov. 23, 1982
4359657 Rotation speed signal detector Nov. 16, 1982
4358693 Permanent magnet motor Nov. 9, 1982
4357550 Brushless D.C. motor Nov. 2, 1982
4341973 Armature in electrical rotary machine Jul. 27, 1982
4340833 Miniature motor coil Jul. 20, 1982
4336475 Slotless brushless motor Jun. 22, 1982
4336471 Stator assembly for stepping motor Jun. 22, 1982
4334166 Rotary magnetic sensor Jun. 8, 1982
4334160 Rotating electrical machine Jun. 8, 1982

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