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Patent Searching and Data


Title:
SHIFT CONTROL DEVICE FOR VEHICLE
Document Type and Number:
Japanese Patent JP2010091017
Kind Code:
A
Abstract:

To provide a shift control device rapidly performing control of a gear ratio suitable to the fuel consumption in an engine by a transmission based on change of a driver's acceleration request.

The shift control device for vehicle including an engine and a transmission, which determines a target driving force based on operation of an operation device and controls the gear ratio of the transmission based on the target driving force, includes: a taste determination means which determines a change taste of acceleration request based on the operation of the operation device; an estimation means (step S23) which estimates whether an acceleration request determined on and after the determination of the change taste of acceleration request is a preset given value or less by use of the change taste of acceleration request; a first gear ratio control means (step S24) which takes a gear ratio for stopping fuel supply in the engine as the gear ratio of the transmission when the acceleration request is below the prescribed value; and a second gear ratio control means (step S26) which supplies fuel to the engine and takes a gear ratio capable of minimizing the fuel consumption as the gear ratio of the transmission when the acceleration request is not below the prescribed value.


Inventors:
MITSUYASU MASAKI
KONO KATSUMI
Application Number:
JP2008262223A
Publication Date:
April 22, 2010
Filing Date:
October 08, 2008
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
F16H61/00; F16H59/18
Attorney, Agent or Firm:
Watanabe strong