Brake device

Details Brake device Brake device

1988-04-18

1989-08-29

Reger, Duane A.

Brakes

Wheel

Axially movable brake element or housing therefor

188156, 188162, F16D 6521

Patent

active

048608599

ABSTRACT:
A brake device comprising an ultrasonic motor having a rotor rotatable by an elastic traveling wave generated by a piezoelectric vibrator on a stator of the motor, and torque converting means for converting a rotating torque produced by said ultrasonic motor into a pressing force for pressing a friction member against a member to be braked, which pressing force is transmitted to said friction member.

REFERENCES:
patent: 3809191 (1974-05-01), Woodward
patent: 4175645 (1979-11-01), Brinkert
patent: 4327414 (1982-04-01), Klein
patent: 4602702 (1987-07-01), Ohta et al.
patent: 4629039 (1986-12-01), Imoto et al.
patent: 4658939 (1987-04-01), Kircher et al.
patent: 4705323 (1987-11-01), Imoto et al.

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