OIL PASSAGE SWITCHING DEVICE

WIPO Patent Application WO/2018/190040

A1

[Problem] To provide an oil passage switching device having improved performance. [Solution] An oil passage switching device according to an embodiment of the invention is provided with: a cylindrical housing; a first movement member contained within the housing and provided to be movable between a first position and a second position; and a second movement member which is contained within the housing with a first elastic member sandwiched between the second movement member and the first movement member, forms a first oil passage in cooperation with the housing when the first movement member is disposed at the first position, the first oil passage being in communication with a first through-hole and a second through-hole, moves in the direction toward the first movement member when pressed by hydraulic oil supplied through a third through-hole, thereby pressing the first elastic member, and forms a second oil passage in cooperation with the housing when the first movement member is disposed at the second position, the second oil passage being in communication with the first through-hole and the third through-hole.

JPS60192130	HYDRAULIC-TYPE AUTOMATIC CLUTCH
JPS62165027	CLATTER PREVENTING DEVICE FOR MARINE ENGINE FOR SHIP

NAGAYA RYOSUKE (JP)
YAMASAKI SHOICHI (JP)
KUMIKAWA YUKI (JP)

PCT/JP2018/008889

October 18, 2018

March 08, 2018

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AISIN SEIKI (JP)

F16D48/02; F16D25/08

JPH09112583A	1997-05-02
JP2004270724A	2004-09-30
JPS59182353A	1984-10-17
JPH0642554A	1994-02-15
US20100304927A1	2010-12-02

ONO Makoto et al. (JP)

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