Tractor transmission structure

Details Tractor transmission structure Tractor transmission structure

1981-10-29

1984-08-07

Herrmann, Allan D.

Machine element or mechanism

Control lever and linkage systems

Multiple controlled elements

74745, B60K 2002, F16H 302

Patent

active

044636237

ABSTRACT:
A tractor transmission structure including a first and a second gear transmissions operatively connected in series, each gear transmission providing two speeds. The invention provides a single change-speed lever to operate the two gear transmissions. The change-speed lever is guided along a U-shaped opening to obtain three speeds from the gear transmissions, a low speed, an intermediate speed and a high speed.

REFERENCES:
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patent: 3214987 (1965-11-01), Schenck et al.
patent: 3250145 (1966-05-01), Harper
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patent: 3433087 (1968-03-01), Winter et al.
patent: 3741035 (1973-06-01), May
patent: 3795157 (1974-03-01), Campbell et al.
patent: 3955437 (1976-05-01), Heintz
patent: 4085833 (1978-04-01), Papasideris
patent: 4216680 (1980-08-01), Hayashi et al.
patent: 4324149 (1982-04-01), Johansson et al.
patent: 4343202 (1982-08-01), Osborn
patent: 4346618 (1982-08-01), Sakamoto et al.

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