JPS6089476U

JPS6089476U - electromagnetic relief valve

Info

Publication number: JPS6089476U
Application number: JP18319783U
Authority: JP
Inventors: 幹夫鈴木; 正明林; 正美菅谷
Original assignee: 豊田工機株式会社; トヨタ自動車株式会社
Priority date: 1983-11-28
Filing date: 1983-11-28
Publication date: 1985-06-19

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

図面は本考案の実施例を示す電磁レリーフ弁の断面図で
ある。１０・・・バルブ本体、１３・・・スプール、１５・・
・弁座部材、１６・・・レリーフ通路、１７・・・ボー
ル弁、１８・・・ボールシート、１９・・・スプリング
、２９・・・ソレノイド、３６・・・ベローズ、３７・
・・流出ポート。The drawing is a sectional view of an electromagnetic relief valve showing an embodiment of the present invention. 10... Valve body, 13... Spool, 15...
- Valve seat member, 16... Relief passage, 17... Ball valve, 18... Ball seat, 19... Spring, 29... Solenoid, 36... Bellows, 37...
...Outflow port.

Claims

[Scope of utility model registration request]

(1) A spool is slidably inserted into the valve body, and a valve seat member is provided at one end of the spool with a relief passage into which pressure fluid is introduced, and the valve seat member opens and closes the relief passage. A relief pressure setting spring is inserted between the valve body and one end side of the spool, and the spring force of this spring is changed in accordance with the suction force of the spool by a solenoid. In the electromagnetic relief valve, an elastic membrane is provided with one end connected to the valve body side and the other end connected to the valve body side, and the elastic membrane seals and separates the spool and the valve seat member into two chambers. , an electromagnetic relief valve in which an outflow boat communicating with a tank side is opened in a chamber on the side of the valve seat member;

(2) The electromagnetic relief valve according to claim 1, wherein the elastic membrane is a bellows.