Machine element or mechanism – Control lever and linkage systems – Hand operated
Patent
1980-05-21
1982-08-31
Herrmann, Allan D.
Machine element or mechanism
Control lever and linkage systems
Hand operated
74473R, 74531, 251232, G05G 700, G05G 516
Patent
active
043466184
ABSTRACT:
A speed control apparatus for a vehicle comprising a speed control lever pivotally mounted in every direction to a frame of the vehicle, a console mounted on the frame, the console having formed therein a U-shaped guide groove in which the speed control lever is adapted to move, a pair of levers each pivotally mounted at an intermediate portion thereof to the frame and adapted to be selectively engageable at one end thereof to the speed control lever, a pair of rods each pivotally connected at one end thereof to the respective levers, a turning member rotatably mounted to the frame, the turning member having a pair of arms projecting therefrom in opposite directions from each other relative to the axis thereof, each arm being pivotally connected to the other ends of the respective rods, and a control valve for forward and reverse change-over and speed control of the vehicle connected to one of the arms and adapted to be changed over between forward and reverse positions in accordance with the turning direction of the turning member.
REFERENCES:
patent: 3316773 (1967-05-01), Findlay
patent: 3795157 (1974-03-01), Campbell et al.
patent: 3893346 (1975-07-01), Paul
patent: 4085833 (1978-04-01), Papasideris
patent: 4129046 (1978-12-01), Lemcke, Jr.
patent: 4138903 (1979-02-01), Burdette et al.
Sakamoto Masaaki
Takeuchi Shinji
Herrmann Allan D.
Kabushiki Kaisha Komatsu Seisakusho
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