CONTROL DEVICE FOR TRANSMISSION

Title:

CONTROL DEVICE FOR TRANSMISSION

Document Type and Number:

Japanese Patent JP2010006290

Kind Code:

A

Abstract:

To provide a control device for a transmission, making selection control for a change gear suitable for a vehicle.

When either of a first and second clutches 140, 141 is connected and one of a plurality of change gears of a transmission mechanism on a side corresponding to the clutch in the connected state is selected, a change gear of a stage closest to the selected change gear of the transmission mechanism on a side corresponding to the clutch in the connected state is selected as a change gear of a transmission mechanism on a side corresponding to the clutch in the released state. The optimal assist gear is selected thereby, and increase of machine sound, rotary inertia resistance, and the like are suppressed so that noise reduction and fuel economy of the vehicle are improved more than before.

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Inventors:

UESONO SHOICHIRO
TEJIMA TAKASHI
SAKAMOTO HIROYUKI
TAKAKU YUTAKA

Application Number:

JP2008169782A

Publication Date:

January 14, 2010

Filing Date:

June 30, 2008

Export Citation:

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Assignee:

HITACHI LTD

International Classes:

B60K6/48; B60K6/547; B60W10/02; B60W10/10; B60W20/00; F16H61/02; F16H61/68; F16H61/684; F16H61/688; F16H63/50; F16H59/18; F16H59/42; F16H59/44; F16H59/58; F16H59/60; F16H59/68

Domestic Patent References:

JP2005014797A	2005-01-20
JPH10318361A	1998-12-04

Attorney, Agent or Firm:

Manabu Inoue
Yuji Toda

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