Miniature motor

Details Miniature motor Miniature motor

1993-12-15

1995-07-18

La Balle, Clayton E.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 40MM, 310 68C, H02K 1100

Patent

active

054344603

ABSTRACT:
A miniature motor including a case formed into a bottomed hollow tubular shape and having a permanent magnet fixedly fitted to the inner circumferential surface thereof, a rotor formed of an armature and a commutator, and a case cover engaged with an open end of the case and having brushes making sliding contact with the commutator and input terminals electrically connected to the brushes, in which each of brush arms is formed into an essentially U shape, with one free end thereof having a brush, and the other free end thereof being fitted to the case cover in the vicinity of internal terminals. Each of the internal terminals has an essentially V-shaped connecting part for making contact with the brush arm and is fitted to the case cover in elastically deformed state.

REFERENCES:
patent: 5010264 (1991-04-01), Yamada
patent: 5140205 (1992-08-01), Baines
patent: 5294852 (1994-03-01), Straker

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