Title:
変速機の油圧制御装置
Document Type and Number:
Japanese Patent JP5630586
Kind Code:
B2
Abstract:
A hydraulic pressure control device for a transmission, the hydraulic pressure control device configured to operate a prescribed hydraulic apparatus by hydraulic pressure generated by an oil pump to be driven during operation of a driving force source, for which automatic stop control is performed according to at least one of a vehicle speed and a request drive amount, to accumulate the hydraulic pressure in a pressure accumulator, and to supply the hydraulic pressure accumulated in the pressure accumulator to the hydraulic apparatus when the driving force source is automatically stopped, wherein: the automatic stop control includes control to stop the driving force source during travel in which the vehicle speed is equal to or higher than a prescribed vehicle speed; and the hydraulic pressure control device is configured to perform a pressure accumulation control to control an accumulated oil amount in the pressure accumulator and the automatic stop control in a cooperative manner so as to increase the accumulated oil amount of the pressure accumulator when the driving force source is automatically stopped during travel.
Inventors:
稲川 智一
木村 謙大
稲垣 貴文
服部 勇仁
永里 有
木村 謙大
稲垣 貴文
服部 勇仁
永里 有
Application Number:
JP2013535740A
Publication Date:
November 26, 2014
Filing Date:
September 29, 2011
Export Citation:
Assignee:
トヨタ自動車株式会社
International Classes:
B60W10/04; B60W10/06; B60W10/10; B60W10/107; B60W10/109; B60W10/11; F02D29/00; F02D29/02; F16H61/00
Domestic Patent References:
| JP2010151238A | 2010-07-08 | |||
| JP2011132993A | 2011-07-07 | |||
| JP2003014099A | 2003-01-15 | |||
| JP2010084658A | 2010-04-15 | |||
| JP2004076625A | 2004-03-11 |
Attorney, Agent or Firm:
Takeo Watanabe