Control method of automatic transmission for automobiles with ex

Details Control method of automatic transmission for automobiles with ex Control method of automatic transmission for automobiles with ex

1986-09-29

1988-08-23

Braun, Leslie A.

Machine element or mechanism

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

Preselected indexed position

192 123, B60K 4110

Patent

active

047652012

ABSTRACT:
A control method of an automatic transmission for an automobile with exhaust brake provided, which includes a control signal given from an exhaust brake control arrangement, if a sensor indicates that the degree of throttle opening is zero and if a judging arrangement indicates that the downshift point is not yet passed over, downshift is performed by an automatic speed change, whereby the engine brake in addition to the exhaust brake is made effective to thereby secure a large braking force.

REFERENCES:
patent: 2895571 (1959-07-01), Hanebeck
patent: 4036340 (1977-07-01), Hufendiek
patent: 4061215 (1977-12-01), Ishikawa
patent: 4106584 (1978-08-01), Matsubara
patent: 4350234 (1982-09-01), Suga et al.
patent: 4553648 (1985-11-01), Suzuki et al.
patent: 4557233 (1985-12-01), Joppig et al.
patent: 4614258 (1986-09-01), Fukanaga
patent: 4630507 (1986-12-01), Kugler et al.

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