Transmission shift control linkage for controlling both speed an

Details Transmission shift control linkage for controlling both speed an Transmission shift control linkage for controlling both speed an

1979-12-14

1981-11-03

Herrmann, Allan D.

Machine element or mechanism

Control lever and linkage systems

Multiple controlled elements

74470, 74475, 74875, 13763019, 192 0098, G05G 900

Patent

active

042979099

ABSTRACT:
A shift control linkage for a hydraulically controlled transmission includes a pivotally mounted input member coupled to a direction (forward, neutral and reverse) control valve spool and a speed (first, second, third, etc.) control valve spool by first and second output links and selectively operable to various positions to the opposite sides of a neutral position to respectively select various forward and reverse drive speeds.

REFERENCES:
patent: 2396231 (1946-03-01), Brill
patent: 2519080 (1950-08-01), Simpson
patent: 3666033 (1972-05-01), Haug
patent: 3952512 (1976-04-01), Feller

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