JPS59144265U

JPS59144265U - backflow prevention valve

Info

Publication number: JPS59144265U
Application number: JP3879283U
Authority: JP
Inventors: 豊田中
Original assignee: 愛知時計電機株式会社
Priority date: 1983-03-16
Filing date: 1983-03-16
Publication date: 1984-09-27

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もので、第１図は斜視図、
第２図は取付は状態を示す側断面図である。１・・・ボデー、１ａ・・・基板、１ｂ・・・柱部、Ｉ
Ｃ・・・チェックボール止め部材、２・・・パツキン兼
用バルブシート、２ａ・・・基板、２ｂ・・・シート面
、３・・・止金　具。The drawings show an embodiment of the present invention, and FIG. 1 is a perspective view;
FIG. 2 is a side sectional view showing the installation state. DESCRIPTION OF SYMBOLS 1...Body, 1a...Substrate, 1b...Column part, I
C... Check ball stopper member, 2... Valve seat that also serves as a seal, 2a... Board, 2b... Seat surface, 3... Stopper.

Claims

[Claims for Utility Model Registration] 1' A plurality of pillars 1b are protruded from the optical surface of the annular substrate 1a at intervals such that the check balls 4 stored therein do not come out, and a check ball is provided at the tip of the pillars 1b. Stopping member 1
A body 1 is provided, in which a check ball 4 is housed in the body 1 so as to be movable in the axial direction of the body 1, and a seal portion 2a and a seat surface 2b corresponding to the check ball 4 are separately provided. 1. A backflow prevention valve characterized in that a valve seat 2 which also serves as a gasket is integrally molded, and this is connected to a base plate 1a of a body 1 with a stopper 3. 2. The check ball 4 according to claim 1 of the above-mentioned utility model registration is made of a synthetic resin material that does not float depending on the liquid used and is lighter than a steel ball.