Shift control arrangement for automatic transmission

Details Shift control arrangement for automatic transmission Shift control arrangement for automatic transmission

1988-04-29

1989-11-21

Braun, Leslie A.

Machine element or mechanism

Rotary member or shaft indexing, e.g., tool or work turret

Preselected indexed position

74866, 3644241, B60K 4118, B60K 4116

Patent

active

048814296

ABSTRACT:
In order to obviate a knocking noise in a one-way clutch during upshifting under low engine load, a hydraulically controlled clutch, which is arranged in parallel therewith, is momentary supplied with line pressure.

REFERENCES:
patent: 3684066 (1972-08-01), Kubo et al.
patent: 4502354 (1985-03-01), Suzuki et al.
patent: 4667540 (1987-05-01), Yagi
patent: 4680992 (1987-07-01), Hayasaki et al.
patent: 4715145 (1987-12-01), Takeda et al.
patent: 4722247 (1988-02-01), Shindo et al.
patent: 4730521 (1988-03-01), Hayasaki et al.
patent: 4744031 (1988-05-01), Takeda et al.
patent: 4791568 (1988-12-01), Hiramatsu et al.
patent: 4807132 (1989-02-01), Arai et al.
patent: 4807496 (1989-02-01), Hayasaki et al.
patent: 4819163 (1989-04-01), Shimizu et al.

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