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Browse by Category: Main > Electrical & Energy
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
5952758 Rotating electrical machine with excitation coils, by magnets or with double excitation Sep. 14, 1999
5952756 Permanent magnet energy conversion machine with magnet mounting arrangement Sep. 14, 1999
5945766 Coreless-type BLDC motor and method of producing stator assembly having axial vibration attenuation arrangement Aug. 31, 1999
5942833 Flat coreless vibrator motor Aug. 24, 1999
5942824 Motor and method of manufacturing same Aug. 24, 1999
5942832 Electromagnetic driving device with a movable permanent magnet Aug. 24, 1999
5939810 Rotor for synchronous motor Aug. 17, 1999
5939793 Starter for drive units, especially internal combustion engines, and process for operating the same Aug. 17, 1999
5929551 Rotor section containment with steel punched star Jul. 27, 1999
5925965 Axial flux reluctance machine with two stators driving a rotor Jul. 20, 1999
5923106 Integrated fuel cell electric motor with static fuel cell and rotating magnets Jul. 13, 1999
5923105 Disk drive in-hub radial-gap spindle motor with coils generating axial fields Jul. 13, 1999
5910697 High-power, low-voltage axial air-gap electrical machine having a compact stator Jun. 8, 1999
5907199 Electric motor providing multi-directional output May. 25, 1999
5907210 Asynchronous discoidal electrical motor May. 25, 1999
5905321 Energy storage flywheel apparatus and methods May. 18, 1999
5903082 Electric motor or generator having laminated amorphous metal core May. 11, 1999
5898250 Single-phase induction motor and rotor assembling apparatus Apr. 27, 1999
5894183 Permanent magnet generator rotor Apr. 13, 1999
5892307 Brushless DC motor Apr. 6, 1999
5889346 Rotor for synchronous motor Mar. 30, 1999
5889342 Motor cooling circuit Mar. 30, 1999
5886440 Electric motor with plural rotor portions having pole members of different widths Mar. 23, 1999
5886450 Toroidal electrical motor/generator Mar. 23, 1999
5886441 Rotor for synchronous motor Mar. 23, 1999
5877567 Brushless motor having lubrication oil gaps and a core with radially projecting poles Mar. 2, 1999
5877578 Rotor disc construction for use in an electrical machine Mar. 2, 1999
5874792 Bicycle generator Feb. 23, 1999
5844338 Slim-line brushless motor with inside mounted single bearing Dec. 1, 1998
5837948 Elevator machinery Nov. 17, 1998
5834875 Multiphase electric machine with prefabricated conductor lanes Nov. 10, 1998
5823165 Valve actuator arrangement for internal combustion engine Oct. 20, 1998
5815345 Support flange having electrical contacts to provide electrical continuity upon spindle motor mounting to base Sep. 29, 1998
5811906 Damper winding of an elevator motor Sep. 22, 1998
5804905 Electric disk armature machine Sep. 8, 1998
5804898 Electric motor utilizing magnetic energy of permanent magnet Sep. 8, 1998
5801473 Open stator axial flux electric motor Sep. 1, 1998
5796193 Disk driving motor Aug. 18, 1998
5793133 Flat vibration generating apparatus Aug. 11, 1998
5793137 Electrical power generators Aug. 11, 1998
5789834 Spindle motor Aug. 4, 1998
5786645 Motor-generator using permanent magnets Jul. 28, 1998
5783895 Elevator motor with flat construction Jul. 21, 1998
5783894 Method and apparatus for generating electrical energy Jul. 21, 1998
5777421 Disc-type electrical machine Jul. 7, 1998
5767600 Modular motor Jun. 16, 1998
5763975 Axial-flow induction motor Jun. 9, 1998
5763976 Stator wound resolver with staggered rotor Jun. 9, 1998
5760521 Motor having gear for transmitting torque and substrate with cut-out section between coils Jun. 2, 1998
5753990 Means for producing rotary motion May. 19, 1998

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