Transmission input section

Details Transmission input section Transmission input section

1988-03-14

1989-05-23

Diehl, Dwight G.

Machine element or mechanism

Gearing

In series plural interchangeably locked nonplanetary units

74331, 74665GA, 192 4891, 192 8717, F16H 302, F16H 3706, F16D 2102

Patent

active

048318949

ABSTRACT:
A two-speed input section (12) for a compound transmission (10) comprising an input section connected in series between the vehicle prime mover (14) and a main mechanical change gear transmission (16) is provided. The input section (12) utilizes friction clutch device (60) having a first and a second selectable position for engaging a selected one of two selectable reduction input ratios and a third disengaged position allowing the input section to provide the torque break function normally provided by a master clutch.

REFERENCES:
patent: 2975656 (1961-03-01), Haverlender
patent: 3691869 (1972-09-01), Klaue
patent: 3741035 (1973-06-01), May
patent: 3783985 (1974-01-01), May
patent: 4023418 (1977-05-01), Zenker
patent: 4081065 (1978-03-01), Smyth et al.
patent: 4291794 (1981-09-01), Bauer
patent: 4361060 (1982-11-01), Smyth
patent: 4481836 (1984-11-01), Richards
patent: 4485692 (1984-12-01), Moore et al.
patent: 4648290 (1987-03-01), Dunkley et al.
patent: 4686869 (1987-08-01), Beim
patent: 4700823 (1987-10-01), Winckler

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