Machine element or mechanism – Control lever and linkage systems – Foot operated
Patent
1980-02-28
1983-02-08
Dorner, Kenneth
Machine element or mechanism
Control lever and linkage systems
Foot operated
74516, G05G 114
Patent
active
043721788
ABSTRACT:
An operating force transmitting apparatus adapted to be used for brake or clutch operation of a vehicle which is capable of reducing required operating force. The apparatus comprises a pair of brackets fixedly secured to a vehicle frame, a first shaft mounted on said pair of brackets, a first cylinder rotatably mounted on the first shaft, the first cylinder having an operating member and a lever fixedly secured thereto, a cam follower mounted for rotation on the lever, a second shaft mounted on the pair of the brackets, a second cylinder rotatably mounted on the second shaft, a cam link fixedly secured to the second cylinder, and a spring for urging the cam link to always contact with the cam follower.
REFERENCES:
patent: 705304 (1902-07-01), Sangster
patent: 1754354 (1930-04-01), Gans
patent: 1808121 (1931-06-01), Smith
patent: 2021859 (1935-11-01), Jarvis
patent: 2112607 (1938-03-01), Pooley
Dorner Kenneth
Kabushiki Kaisha Komatsu Seisakusho
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