Automatic transmission apparatus

Details Automatic transmission apparatus Automatic transmission apparatus

2008-01-08

2008-01-08

Pang, Roger (Department: 3681)

Interrelated power delivery controls, including engine control

Transmission control

Including fluid drive

C477S181000

Reexamination Certificate

active

07316631

ABSTRACT:
An automatic transmission apparatus includes: a torque converter including a pump impeller connected to an engine and a turbine connected to an input shaft of an automatic transmission; an oil pump connected to the pump impeller and to the turbine; and a controlling means for selecting one of the engine and the turbine as a driving power source of the oil pump. The oil pump generates an oil pressure by rotation of the selected one of the engine and the turbine.

REFERENCES:
patent: 2882750 (1959-04-01), Duffield
patent: 4016778 (1977-04-01), VON Greyerz
patent: 4905529 (1990-03-01), Nakano
patent: 5213186 (1993-05-01), Murata
patent: 6139466 (2000-10-01), Nishino
patent: 6942598 (2005-09-01), Kondo et al.
patent: 7247123 (2007-07-01), Ohtake et al.
patent: 2003/0196503 (2003-10-01), Kobayashi
patent: 61-23485 (1986-02-01), None

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