Torque converter clutch apply adapt and quality apply...

Details Torque converter clutch apply adapt and quality apply... Torque converter clutch apply adapt and quality apply...

2011-07-12

2011-07-12

Nguyen, Tan Q (Department: 3661)

Data processing: vehicles, navigation, and relative location

Vehicle control, guidance, operation, or indication

Clutch control

C701S068000, C477S176000

Reexamination Certificate

active

07979186

ABSTRACT:
A torque converter clutch slip rate monitoring system includes a slip rate calculation module that receives a raw slip speed of a torque converter clutch and that calculates torque converter clutch slip acceleration based on the raw slip speed. A torque converter clutch slip rate monitoring module detects deviation of the slip acceleration from a predetermined range during a pulldown of the torque converter clutch.

REFERENCES:
patent: 6036619 (2000-03-01), Tashiro et al.
patent: 6565483 (2003-05-01), Segawa et al.
patent: 6780140 (2004-08-01), Okamoto et al.
patent: 6928357 (2005-08-01), Higashimata et al.
patent: 2005/0261111 (2005-11-01), Kurogo et al.
patent: 2009/0192017 (2009-07-01), Lee

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