Control pedal-mechanical speed with electrical direction control

Details Control pedal-mechanical speed with electrical direction control Control pedal-mechanical speed with electrical direction control

1975-11-24

1977-12-27

Coan, James F.

Machine element or mechanism

Rotary member or shaft indexing, e.g., tool or work turret

Preselected indexed position

74478, 74512, G05G 1300

Patent

active

040647692

ABSTRACT:
A control linkage for combined simultaneous control of an engine throttle and a transmission ratio control includes a foot pedal mounted for physical movement about a first axis from its zero position, a throttle linkage connecting the pedal to an engine throttle for movement therewith through the control range and transmission ratio control linkage connecting the control pedal to a ratio control valve for movement with the pedal through the control range and means for shifting the ratio control linkage to a first position for movement of the valve in a forward direction upon movement of the control pedal and shiftable to a second position for movement of the valve in the reverse direction upon the same movement of the control pedal.

REFERENCES:
patent: 1679353 (1928-08-01), Dulaney
patent: 2123298 (1938-07-01), Bollinger et al.
patent: 2612247 (1952-09-01), Randol
patent: 2968967 (1961-01-01), Ross, Jr.
patent: 3691863 (1972-09-01), Shaffer
patent: 3952512 (1976-04-01), Feller

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