VALVE STRUCTURE AND SUPERCHARGER

Title:

VALVE STRUCTURE AND SUPERCHARGER

Document Type and Number:

WIPO Patent Application WO/2022/050126

Kind Code:

A1

Abstract:

This valve structure comprises: a valve unit 200 including a valve body 202, a shaft part 204 axially extending from the valve body, and a separated part 206 provided to the shaft part axially separated from the valve body; an attachment plate 140 positioned between the valve body and the separated part and including an insertion hole 140a, the shaft part being inserted through the insertion hole 140a; a sandwiching part including a first sandwiching surface 142a provided to the attachment plate, and a second sandwiching surface 206b provided to the valve unit and axially separated from the first sandwiching surface; a protruding part 208 provided to either the valve unit or the attachment plate, the tip end of the protruding part axially protruding past the first sandwiching surface and the second sandwiching surface; and an elastic member 300 having a contact part positioned between the first sandwiching surface and the second sandwiching surface, and a pressed part that is positioned farther inward or outward in the radial direction than the contact part and that comes into contact with the protruding part.

Inventors:

IIZUKA KUNIAKI (JP)
YAKUSHIJI AKIMITSU (JP)
TAKAHASHI KOICHI (JP)
SATO SHOHEI (JP)

Application Number:

PCT/JP2021/030972

Publication Date:

March 10, 2022

Filing Date:

August 24, 2021

Export Citation:

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Assignee:

IHI CORP (JP)

International Classes:

F02B37/18; F16F1/18; F16F15/073

Domestic Patent References:

WO2020008697A1	2020-01-09
WO2017125241A1	2017-07-27

Foreign References:

JP2015522135A	2015-08-03
US20200232472A1	2020-07-23