Title:
AUTOMATIC TRANSMISSION EQUIPPED WITH FRICTION ELEMENT HAVING LOCKING MECHANISM ATTACHED THERETO, AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2014/050472
Kind Code:
A1
Abstract:
An automatic transmission (3) equipped with a friction element (5) having a locking mechanism (BL) attached thereto, wherein in order to prevent a delayed engagement of the friction element (5) when shifting while driving from drive mode to non-drive mode to drive-mode in a short amount of time, a control device (9) for the automatic transmission (3) does not supply OFF pressure to a release-side-oil chamber (63) if the vehicle speed is higher than a stopping-determined speed when a selection switch (11) selects the non-drive mode.
Inventors:
NAKANO YUSUKE (JP)
KOBAYASHI KATSUYA (JP)
MATSUMOTO KOUZI (JP)
IKEDA TOMOMASA (JP)
KOBAYASHI KATSUYA (JP)
MATSUMOTO KOUZI (JP)
IKEDA TOMOMASA (JP)
Application Number:
PCT/JP2013/073826
Publication Date:
April 03, 2014
Filing Date:
September 04, 2013
Export Citation:
Assignee:
JATCO LTD (JP)
NISSAN MOTOR (JP)
NISSAN MOTOR (JP)
International Classes:
F16H61/16; F16D48/02; F16H63/34
Foreign References:
JP2010242852A | 2010-10-28 | |||
JPS62160933A | 1987-07-16 | |||
JP2012197851A | 2012-10-18 | |||
JP2007012221A | 2007-01-18 |
Attorney, Agent or Firm:
GOTO, Masaki et al. (JP)
Masaki Goto (JP)
Masaki Goto (JP)
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