Parking brake apparatus

Details Parking brake apparatus Parking brake apparatus

1989-07-06

1991-02-12

Bonck, Rodney H.

192 clutches and power-stop control

Vortex-flow drive and clutch

With brake

74388R, 192 9, B60K 4120

Patent

active

049916998

ABSTRACT:
A parking brake apparatus comprising a manipulation lever; an actautor; a balance lever connected at its one end through a first coupling member with the manipulation lever so that a manipulated force of the manipulation lever acts on the one end and at its outer end through a second coupling member with the actuator so that an operating force of the actuator acts on the other end, the balance lever having a portion on with a parking brake force acts; relative displacement detecting unit for detecting a relative displacement between the manipulation lever and the actuator; and control means unit for controlling the actuator so that the relative displacement detected by the relative displacement detecting unit is reduced.

REFERENCES:
patent: 1954801 (1934-04-01), Davidson
patent: 2096396 (1937-10-01), Gates
patent: 2724282 (1955-11-01), Blattmann
patent: 2763990 (1956-09-01), Mercier
patent: 2910156 (1959-10-01), Apple
patent: 2922400 (1960-01-01), Lorence
patent: 3270840 (1966-09-01), De Claire
patent: 4224832 (1980-09-01), Prohaska et al.
patent: 4561527 (1985-12-01), Nakamoto et al.
patent: 4629043 (1986-12-01), Matsuo et al.

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