ENGINE VALVE ACTUATING APPARATUS - SHANGHAI UNIVERSOON AUTOPARTS

Title:

ENGINE VALVE ACTUATING APPARATUS

Document Type and Number:

WIPO Patent Application WO/2021/032136

Kind Code:

A1

Abstract:

An engine valve actuating apparatus (100) includes a housing (210), the housing (210) including an activation piston bore (260) and an actuation piston bore (190); an activation piston (162) disposed in the activation piston bore (260); an actuation piston (130) disposed in the actuation piston bore (190) to actuate the engine valve; wherein the actuation piston (130) includes at least one side surface (135) that is in sliding contact with the inner surface of the actuation piston bore (190) so that the actuation piston (130) can slide within the actuation piston bore (190); and a link mechanism (182) that includes a first link (184) and a second link (186); the actuation piston (130) including a guide mechanism (137), wherein the guide mechanism (137) guides the first and second links (184,186) to move in a plane between the first position and the second position, wherein at least a part of the guide mechanism (137) is below at least a part of the at least one side surface (135) of the actuation piston (130).

Inventors:

XI ZHENG (CN)
ZHU RUJIE (CN)
LV ZHIYANG (CN)
WEI TAO (CN)
ZHANG ZHEN (CN)
ZENG CHUNLING (CN)
XI YONG (CN)

Application Number:

PCT/CN2020/110102

Publication Date:

February 25, 2021

Filing Date:

August 19, 2020

Export Citation:

Click for automatic bibliography generation Help

Assignee:

SHANGHAI UNIVERSOON AUTOPARTS (CN)

International Classes:

F01L13/06

Foreign References:

CN110486113A	2019-11-22
CN210660239U	2020-06-02
CN104279020A	2015-01-14
CN104279020A	2015-01-14
CN102191965A	2011-09-21
CN107842407A	2018-03-27
CN102003242A	2011-04-06
CN102840005A	2012-12-26
CN104153836A	2014-11-19
KR20110012873A	2011-02-09
US8813719B2	2014-08-26

Other References: