US 12,007,043 B2
Valve structure and turbocharger
Kuniaki Iizuka, Tokyo (JP); Akimitsu Yakushiji, Tokyo (JP); Koichi Takahashi, Tokyo (JP); and Shohei Sato, Tokyo (JP)
Assigned to IHI Corporation, Tokyo (JP)
Filed by IHI Corporation, Tokyo (JP)
Filed on Oct. 28, 2022, as Appl. No. 18/050,617.
Application 18/050,617 is a continuation of application No. PCT/JP2021/030972, filed on Aug. 24, 2021.
Claims priority of application No. 2020-148125 (JP), filed on Sep. 3, 2020.
Prior Publication US 2023/0074193 A1, Mar. 9, 2023
Int. Cl. F16K 1/20 (2006.01); F02B 37/18 (2006.01); F16K 1/36 (2006.01); F16K 47/00 (2006.01)
CPC F16K 47/012 (2021.08) [F02B 37/18 (2013.01); F16K 1/2007 (2013.01); F16K 1/36 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A valve structure comprising:
a valve unit including a valve body, a shaft portion extending from the valve body in an axial direction, and a separating portion provided on the shaft portion and spaced apart from the valve body in the axial direction;
a mounting plate located between the valve body and the separating portion and including an insertion hole into which the shaft portion is inserted;
a holding portion including a first holding surface provided on the mounting plate, and a second holding surface provided on the valve unit and spaced apart from the first holding surface in the axial direction;
a protrusion provided on one of the valve unit and the mounting plate, an end of the protrusion protruding in the axial direction beyond the first holding surface and the second holding surface; and
an elastic body including a contact portion located between the first holding surface and the second holding surface, and a pressed portion located inside or outside the contact portion in a radial direction of the shaft portion and contacting the protrusion.