公开(公告)号：US20240344581A1

公开(公告)日：2024-10-17

申请号：US18580456

申请日：2022-11-01

Applicant: KYB Corporation

Inventor： Yuki KUROIWA ,  Takao MURATA ,  Takeshi YASUI

IPC: F16F9/19 ,  F16F9/348

CPC classification number: F16F9/19 ,  F16F9/3481 ,  F16F9/3482

Abstract: Valves of the present invention includes: a valve seat member equipped with a port and a seat portion surrounding an outlet end of the port; and an annular leaf valve whose inner periphery is immovably laid on top of the valve seat member and whose outer periphery to be seated on or spaced apart from the seat portion, wherein an external shape of the leaf valve is larger than an internal shape of a seat surface of the seat portion or larger than a virtual circle passing through an inner periphery of a seat surface of each circular arc shaped portion on the seat portion, and is smaller than an external shape of the seat surfaces or smaller than a virtual circle passing through an outer periphery of the seat surface of each circular arc shaped portion.