OIL PRESSURE CONTROL DEVICE FOR AUTOMATIC TRANSMISSION

Title:

OIL PRESSURE CONTROL DEVICE FOR AUTOMATIC TRANSMISSION

Document Type and Number:

WIPO Patent Application WO/2016/013389

Kind Code:

A1

Abstract:

When an engagement pressure (PSL2) is supplied to a second working oil chamber (23b), a spool (23p) is locked in a first position, and a switching pressure (PSLP) is able to adjust a belt clamping force without switching the position of the spool (23p), and when the engagement pressure (PSL2) is not supplied to the second working oil chamber (23b), the spool (23p) is not locked in the first position, and the switching pressure (PSLP) is able to switch the spool (23p) to a second position in opposition to a biasing member (23s).

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Inventors:

TSUCHIDA KENICHI (JP)
HAYASHI TOSHIAKI (JP)
TAKASU MASAFUMI (JP)
SERIGUCHI YUTA (JP)
TAKIZAWA MASASHI (JP)
INAGAKI TAKAFUMI (JP)
SOGA YOSHINOBU (JP)
MORIYAMA SYUJI (JP)
MIZUNO YOSHIHIRO (JP)
NITANI HIROMITSU (JP)

Application Number:

PCT/JP2015/069385

Publication Date:

January 28, 2016

Filing Date:

July 06, 2015

Export Citation:

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Assignee:

AISIN AW CO (JP)
TOYOTA MOTOR CO LTD (JP)

International Classes:

F16H61/00; F16H37/02; F16H61/12; F16H61/66

Foreign References:

JP2010230097A	2010-10-14
JP2012087896A	2012-05-10
JP2010203511A	2010-09-16

Attorney, Agent or Firm:

CHIKASHIMA, Kazuo (JP)
近島 One husband (JP)

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