Compound transmission having double splitter gear auxiliary sect

Details Compound transmission having double splitter gear auxiliary sect Compound transmission having double splitter gear auxiliary sect

1993-05-14

1995-03-07

Look, Edward K.

Machine element or mechanism

Gearing

In series plural interchangeably locked nonplanetary units

74331, F16H 302, F16H 3093

Patent

active

053947720

ABSTRACT:
A compound transmission comprising a main section and auxiliary section is disclosed. The main section provides five forward gears. The auxiliary section includes an auxiliary drive gear rotatably mounted on an input shaft, and two splitter gears rotatably mounted on an output shaft. Each of the auxiliary section gears is engaged with a corresponding auxiliary countershaft gear. A first splitter clutch rotatable with the input shaft couples either the auxiliary drive gear or the first splitter gear to the input shaft. A second splitter clutch rotatable with the output shaft couples either the first splitter gear or the second splitter gear to the output shaft. Other embodiments having an auxiliary drive gear rotationally fixed to the input shaft are also disclosed.

REFERENCES:
patent: 2637221 (1953-05-01), Backus
patent: 2637222 (1953-05-01), Backus
patent: 3105395 (1963-10-01), Perkins
patent: 3283613 (1966-11-01), Perkins
patent: 3335616 (1967-08-01), Perkins
patent: 3648546 (1972-03-01), McNamara et al.
patent: 4290515 (1981-09-01), Bogema et al.
patent: 4440037 (1984-04-01), Foxton et al.
patent: 4527447 (1985-07-01), Richards
patent: 4754665 (1988-07-01), Vandervoot
patent: 4876924 (1989-10-01), Fletcher et al.
patent: 4901600 (1990-02-01), Wilson
patent: 5062313 (1991-11-01), Fletcher

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