Machine element or mechanism – Control lever and linkage systems – Elements
Patent
1990-10-10
1992-11-03
Bonck, Rodney H.
Machine element or mechanism
Control lever and linkage systems
Elements
74575, 74577M, G05G 518, G05G 704
Patent
active
051598507
ABSTRACT:
A parking-brake operating device comprises a braking-force holding mechanism including a plate-like bracket having a ratchet wheel and mounted at a location adjacent a seat on a body floor, a swing arm mounted to the bracket for angular movement, and a ratchet pawl supported on the swing arm for angular movement and engageable with and disengageable from the ratchet wheel so as to hold the swing arm onto the bracket; an operating lever supported by the bracket coaxially with the swing arm and for angular movement, and having at least one opening; a support shaft mounted on the swing arm and loosely fitted in the opening so as to permit a predetermined quantity of relative movement between the swing arm and the operating lever; a link mechanism including a bell crank supported on the operating lever for angular movement, and a link element having its both ends which are connected respectively to one end of the bell crank and the ratchet pawl for angular movement; a release element mounted to the operating lever, the release element having one end thereof connected to a release knob projecting from the operating lever, the other end of the release element being connected to the other end of the bell crank; and a cable mounting element having one end thereof connected to the support shaft, and the other end connected to the brake operating device through a control cable.
REFERENCES:
patent: 4881424 (1989-11-01), Clark et al.
Kobayashi Ken-ichi
Kuribayashi Yasushi
Naoi Yasushi
Ota Harutoshi
Bonck Rodney H.
Johan Seisakusho Co., Ltd.
Massey Ryan W.
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
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