Actuator for a hand brake of a motor vehicle

Machine element or mechanism – Control lever and linkage systems – Elements

Patent

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Details

74538, 74576, 74577S, G05G 518, B60T 708

Patent

active

058161112

ABSTRACT:
An actuator for a cable-controlled hand brake of a motor vehicle including a ratchet carrier attached to the vehicle body, a brake actuating lever hingedly supported on the ratchet carrier, a spring-biased drive pawl formed as a rocker and having a circumferential toothing, a cable-supporting drive disc coupleable with the brake actuating lever and cooperating with the drive pawl, and a locking device including a toothed segment formed on the stationary ratchet carrier, and a locking pawl supported on the actuating lever, with the locking pawl being formed as a two-part locking pawl with the two parts being hingedly supported on the brake actuating lever for pivotal movement about a common axis independently of each other, and the two parts being automatically mechanically connectable with each other upon pivoting in at least one of their pivotal directions.

REFERENCES:
patent: 3652124 (1972-03-01), Tronville
patent: 3939729 (1976-02-01), Brockelsby
patent: 4596310 (1986-06-01), Hatakeyama
patent: 4819501 (1989-04-01), Kraus et al.
patent: 5001942 (1991-03-01), Boyer
patent: 5154476 (1992-10-01), Haider et al.
patent: 5205184 (1993-04-01), Noel et al.
patent: 5272935 (1993-12-01), Heinenmann

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