Title:
RANGE CHANGE OVER DEVICE FOR AUTOMATIC TRANSMISSION
Document Type and Number:
Japanese Patent JP2008095889
Kind Code:
A
Abstract:
To prevent a trouble itself that change from a parking range P to other shift ranges can not be done like in conventional examples by disabling establishment of the parking range P in a situation that parking load gets excessive in a range changeover device 20 selecting a shift range according to needs in an automatic transmission 3 for a vehicle 1.
When parking load higher than a predetermined value is generated during stop, a fail safe process inhibiting change to the parking range P is executed.
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Inventors:
NISHIMURA NAOKI
Application Number:
JP2006280026A
Publication Date:
April 24, 2008
Filing Date:
October 13, 2006
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
F16H61/28; F16H61/12; F16H61/16; F16H61/22; F16H59/14; F16H59/52; F16H59/66
Attorney, Agent or Firm:
Yoshiro Kurauchi
Kunitomi Go
Kunitomi Go
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