Drive device with electric motor

Details Drive device with electric motor Drive device with electric motor

1998-10-08

2000-06-06

LaBalle, Clayton

Electrical generator or motor structure

Dynamoelectric

Rotary

310 83, 32420725, H02K 1100, H02K 7116, G01B 730

Patent

active

060722541

ABSTRACT:
A drive device has an electric motor having a rotor, a rotor shaft rotatable by the rotor, a ring magnet which is rotatable during the operation of the electric motor and having at least one North pole and one South pole, a hall sensor oriented to the ring motor, the ring motor being rotatably supported at a distance from the rotor shaft near the rotor shaft, and a drive wheel arranged on the rotor shaft, the ring magnet being in a driving connection with the drive wheel, the drive wheel having a diameter which is a greater than a diameter of the ring magnet.

REFERENCES:
patent: 3719841 (1973-03-01), Ritsema
patent: 3742243 (1973-06-01), Gamble
patent: 4257040 (1981-03-01), Shirasaki et al.
patent: 4555685 (1985-11-01), Maruyama
patent: 4835505 (1989-05-01), Hattori et al.
patent: 5053661 (1991-10-01), Kitamura et al.

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