Machine element or mechanism – Gearing – Interchangeably locked
Patent
1986-06-02
1987-06-30
Herrmann, Allan D.
Machine element or mechanism
Gearing
Interchangeably locked
74 1566, F16H 308, F16H 3700
Patent
active
046761160
ABSTRACT:
A compact countershaft transmission includes three shafts, a plurality of gears, and low, high and reverse clutch assemblies to provide either one or two forward speeds and one reverse speed. The low and high clutch assemblies are arranged along the second shaft and the reverse clutch assembly is located along the third shaft. The countershaft transmission provides a moderate drop height between the first and third shafts, and is coupled to a trailing planetary transmission that provides a plurality of speeds for each range of the countershaft transmission. The countershaft transmission is compatible with a PTO section and provides positive drive to a plurality of pumps.
REFERENCES:
patent: 1750555 (1930-03-01), Whipp
patent: 2203282 (1940-06-01), Keese
patent: 3174349 (1965-03-01), Renker et al.
patent: 3403568 (1968-10-01), Holcombe
patent: 4341127 (1982-07-01), Stodt
Nerstad Karl A.
Windish Willis E.
Caterpillar Inc.
Herrmann Allan D.
Lanchantin, Jr. Charles E.
Wright Dirk
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