Control system for a continuously variable transmission

Details Control system for a continuously variable transmission Control system for a continuously variable transmission

1986-09-16

1988-08-02

Braun, Leslie A.

Machine element or mechanism

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

Preselected indexed position

74868, B60K 4116

Patent

active

047607602

ABSTRACT:
A control system for a motor vehicle provided with a continuously variable transmission which has a transmission ratio control valve having a spool for controlling the transmission ratio. During the deceleration of the vehicle by closing a throttle valve of the engine, the transmission ratio is upshifted when engine speed does not greatly fluctuate, so that engine speed is reduced further.

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patent: 4470117 (1984-09-01), Miki et al.
patent: 4476746 (1984-10-01), Miki et al.
patent: 4509125 (1985-04-01), Fattic et al.
patent: 4565110 (1986-01-01), Ito
patent: 4580465 (1986-04-01), Omitsu
patent: 4589302 (1986-05-01), Oda et al.
patent: 4590561 (1986-05-01), Abo et al.
patent: 4612827 (1986-09-01), Omitsu
patent: 4628773 (1986-12-01), Itoh et al.
patent: 4663991 (1987-05-01), Nakamura et al.

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