JPS6040865U - Spool in switching valve - Google Patents

Spool in switching valve

Info

Publication number
JPS6040865U
JPS6040865U JP13288083U JP13288083U JPS6040865U JP S6040865 U JPS6040865 U JP S6040865U JP 13288083 U JP13288083 U JP 13288083U JP 13288083 U JP13288083 U JP 13288083U JP S6040865 U JPS6040865 U JP S6040865U
Authority
JP
Japan
Prior art keywords
spool
switching valve
land portion
end surface
land
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP13288083U
Other languages
Japanese (ja)
Other versions
JPH0222539Y2 (en
Inventor
和正 山田
Original Assignee
株式会社ヤマダコーポレーション
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社ヤマダコーポレーション filed Critical 株式会社ヤマダコーポレーション
Priority to JP13288083U priority Critical patent/JPS6040865U/en
Publication of JPS6040865U publication Critical patent/JPS6040865U/en
Application granted granted Critical
Publication of JPH0222539Y2 publication Critical patent/JPH0222539Y2/ja
Granted legal-status Critical Current

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  • Multiple-Way Valves (AREA)

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はダイアフラムポンプの断面図、第２図はそのポ
ンプに使用される切換弁の断面図、第３図はその切換弁
に信用される従来のスプールの正面図、第４図は本考案
のスプールの一実施例を示す断面図である。 ２１・・・スプール本体、２２・・・ランド部、２３・
・・端面、２４・・・凹溝、２５・・・凸部、２６・・
・バッキング部。Figure 1 is a sectional view of the diaphragm pump, Figure 2 is a sectional view of the switching valve used in the pump, Figure 3 is a front view of a conventional spool used in the switching valve, and Figure 4 is the invention of the present invention. FIG. 3 is a sectional view showing an example of the spool of FIG. 21... Spool body, 22... Land portion, 23...
... end face, 24 ... concave groove, 25 ... convex part, 26 ...
・Backing part.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）　　スプール本体と、このスプール本体の両端部
に設けたランド部と、このランド部の端面の中央部に円
環状の凹溝を介して設けられ先端部を上記ランド部の端
面よりやや突出させた凸部とを弾性材料によって一体に
成形したことを特徴とする切換弁におけるスプール。(1) A spool body, a land portion provided at both ends of the spool body, and an annular groove provided in the center of the end surface of the land portion with the tip portion slightly protruding from the end surface of the land portion. A spool for a switching valve, characterized in that a convex portion and a convex portion are integrally molded from an elastic material. （２）ランド部は、外周面にバッキング部を一体に成形
してなるものであることを特徴とする実用新案登録請求
の範囲第１項記載の切換弁におけるスプール。(2) The spool in the switching valve according to claim 1, wherein the land portion is formed by integrally molding a backing portion on the outer peripheral surface.
JP13288083U 1983-08-27 1983-08-27 Spool in switching valve Granted JPS6040865U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13288083U JPS6040865U (en) 1983-08-27 1983-08-27 Spool in switching valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13288083U JPS6040865U (en) 1983-08-27 1983-08-27 Spool in switching valve

Publications (2)

Publication Number Publication Date
JPS6040865U true JPS6040865U (en) 1985-03-22
JPH0222539Y2 JPH0222539Y2 (en) 1990-06-18

Family

ID=30299934

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13288083U Granted JPS6040865U (en) 1983-08-27 1983-08-27 Spool in switching valve

Country Status (1)

Country Link
JP (1) JPS6040865U (en)

Also Published As

Publication number Publication date
JPH0222539Y2 (en) 1990-06-18

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