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Class 290/49 - ROTARY FIELD AND ARMATURE


Subclass of Class 290 - Prime-mover dynamo plants
Definition: Prime-mover dynamo plants including a dynamo electric machine
No. of patents: 13
Last issue date: 12/31/2002


NumberTitleIssue Date
6501190Accessory device driving apparatus for vehicles
An accessory device driving apparatus is disposed between an internal combustion engine and an accessory device of a vehicle. The driving apparatus is constructed as a coaxial dual rotor-type electric motor/generator that has two electromagnetically induc...
12/31/2002
6229224Pedal operated power generating system
A pedal operated power generating system for generating electricity. The pedal operated power generating system includes a generator adapted for coupling to an exercise device. The generator produces electricity when the exercise device rotates a drive wh...
05/08/2001
6147414Dual-purpose converter/startup circuit for a microturbine power generating system
A microturbine power generation system includes an electric generator, a rectifier for rectifying an output of the electric generator, and an inverter for up-chopping an output of the rectifier. The inverter can also be controlled to provide an excitation...
11/14/2000
6114772Starter having pinion rotation restricting member and plunger movement restricting member
In a starter, a plate that turns with a pinion moving body is disposed behind the pinion moving body. The plate has a receiving part that engages with the lower extension of a rotation restricting member for restricting the rotation of the pinion moving b...
09/05/2000
6040634Electric motor/thermal engine drive for a vehicle in which the electric motor functions as a flywheel, starter motor, and generator
The engine unit for a vehicle comprises a thermal engine (1) and a coaxial relatively flat electric motor (2) which can operate up to, at least, the maximum operating speed of said thermal engine. Said electric motor is constructed and arranged to provide...
03/21/2000
5905309Starter with shock absorbing device
In a starter having a planetary gear reduction mechanism and a shock absorbing device, a first friction plate of the shock absorbing device is engaged with an internal gear of the reduction mechanism to restrict the internal gear from rotating. A space is...
05/18/1999
5905310Starter with shock absorbing device
In a starter, a planetary gear reduction mechanism has pins supporting planetary gears and directly fitted into an outer member of a one-way clutch. The outer member rotates with the revolution of the planetary gear. An internal gear engaged with the plan...
05/18/1999
5900722Multimode power converter
A particularly advantageous power converter, suitable for use in an engine powered generator system. A signal simulating a desired AC waveform is produced by a converter circuit at first and second converter output terminals. The converter circuit, respon...
05/04/1999
5898229Starter with improved one-way clutch structure
In a one way clutch of a starter having an outer member, inner member and rollers, a planet carrier is formed integrally with the outer member and through holes are formed avoiding cam chambers for rollers so as not to interfere with cam chambers formed i...
04/27/1999
5541497Power storing apparatus
A power storing apparatus utilizes rotating flywheels. The casing of each flywheel is supported on the ground by an elastic member without fear of being rocked due to the rotation of a rotor. At least one pair of rotors, the rotors of which rotate in oppo...
07/30/1996
4733099Magnetic propulsion power plant
A magnetically driven generator/motor for producing singly or simultaneously mechanical and electrical energy outputs, having a housing including circular frame members with electromagnet drivers about corresponding driven magnets attached to at least one...
03/22/1988
4506163Starter motor housing
A starter motor housing comprising a tubular housing formed by an annular wall having a thickened wall portion adjacent the stator winding of the starter motor. The stator cores abut against and are secured to the inner periphery of the thickened wall por...
03/19/1985
4093869Quadrature axis field brushless exciter
Method and apparatus for accelerating a large inertia load from rest to a predetermined speed of rotation by means of a synchronous dynamoelectric machine. A synchronous dynamoelectric machine, such as a turbine generator, which is mechanically coupled to...
06/06/1978
 
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