Clutch type change speed apparatus for working vehicle

Details Clutch type change speed apparatus for working vehicle Clutch type change speed apparatus for working vehicle

1985-11-13

1988-01-26

Braum, Leslie

Machine element or mechanism

Gearing

Interchangeably locked

74360, F16H 308

Patent

active

047210028

ABSTRACT:
A clutch type change speed apparatus for a working vehicle comprising a first transmission shaft (3) acting as an input shaft, a second transmission shaft (4), a second clutch (8) operatively interconnecting the first transmission shaft (4) and the second transmission shaft (8), a third transmission shaft (6), a fourth transmission shaft (7) acting as an output shaft, a third clutch (9) operatively interconnecting the third shaft (6) and the fourth transmission shaft (7), a first gear mechanism (10) provided between the first transmission shaft (3) and the third transmission shaft (6), a second gear mechanism (11) provided between the second transmission shaft (4) and the third transmission shaft (6), a third gear mechanism (12) provided between the second transmission shaft (4) and the fourth transmission shaft (7), the first to third gear mechanisms (10-12) being the constant mesh type and having different reduction ratios, a first clutch (13) adapted to switch a freely rotatable gear (G1) of the first gear mechanism (10) between a position to engage the first transmission shaft (3) and a position to engage the third transmission shaft (6), and a fourth clutch (14) adapted to switch a freely rotatable gear (G6) between a position to engage the second transmission shaft (4) and a position to engage the fourth transmission shaft (7).

REFERENCES:
patent: 2506671 (1950-05-01), Jacobi
patent: 4023418 (1977-05-01), Zenker
patent: 4090414 (1978-05-01), White
patent: 4106364 (1978-08-01), Zenker et al.
patent: 4136575 (1979-01-01), Labat
patent: 4261217 (1981-04-01), Arai et al.

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