Miniature synchronous motor with vibration damper

Details Miniature synchronous motor with vibration damper Miniature synchronous motor with vibration damper

1978-08-21

1980-01-22

Budd, Mark O.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 90, 310 40MM, H02K 524

Patent

active

041852141

ABSTRACT:
A miniature synchronous motor having a bell-shaped rotor and a damping body, freely mounted, but non-rotatable on the rotor shaft. The damping body being urged, at least substantially in a radial direction by a spring, the force of which also acts substantially equally for both bearings of the motor so as to reduce noise during operation.

REFERENCES:
patent: 2307772 (1943-01-01), Duffy
patent: 3161794 (1964-12-01), Lindgren
patent: 3253170 (1966-05-01), Phillips et al.
patent: 3453465 (1969-07-01), Boer et al.
patent: 3496393 (1970-02-01), Reifman
patent: 3666057 (1972-05-01), Leifer et al.
patent: 3816782 (1974-06-01), Dow et al.
patent: 3906264 (1975-09-01), Kuwako et al.
patent: 3936680 (1976-02-01), Kuwako et al.

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