Motor having gear for transmitting torque and substrate with cut

Details Motor having gear for transmitting torque and substrate with cut Motor having gear for transmitting torque and substrate with cut

1995-11-08

1998-06-02

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 67R, 310 68R, 310254, 310179, H02K 122

Patent

active

057605211

ABSTRACT:
A motor comprising a rotor unit and a stator unit. The rotor unit includes a multipolar rotor magnet; a gear, disposed away from the center of rotation of the rotor unit with respect to the rotor magnet, for transmitting torque of the rotor unit to the outside; and a rotary shaft disposed at the center of rotation. The stator unit includes a substrate; and a plurality of coils disposed facing the rotor magnet on the substrate, the substrate having a cut-out section between at least two of the plurality of coils, with the cut-out section causing the outer peripheral section of the gear to be exposed.

REFERENCES:
patent: 4374336 (1983-02-01), Shimuzu
patent: 4423359 (1983-12-01), Hashimoto
patent: 4961017 (1990-10-01), Kakinoki et al.
patent: 5498919 (1996-03-01), Bahn

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