JPS6337866U - - Google Patents

Info

Publication number
JPS6337866U
JPS6337866U JP13148186U JP13148186U JPS6337866U JP S6337866 U JPS6337866 U JP S6337866U JP 13148186 U JP13148186 U JP 13148186U JP 13148186 U JP13148186 U JP 13148186U JP S6337866 U JPS6337866 U JP S6337866U
Authority
JP
Japan
Prior art keywords
annular groove
piston
seal member
seal structure
seal
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.)
Pending
Application number
JP13148186U
Other languages
English (en)
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 filed Critical
Priority to JP13148186U priority Critical patent/JPS6337866U/ja
Publication of JPS6337866U publication Critical patent/JPS6337866U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)
  • Sealing Devices (AREA)

Description

【図面の簡単な説明】
図面第１〜３図はこの考案の第１〜３実施例の
要部の断面図、第４，５図は従来のシール構造を
示すもので、第４図は要部の断面図、第５図は圧
力Ｐが作用したときの要部断面図である。 ２……ピストン、３……環状溝、４……シール
部材、５，５ａ，５ｂ……バツクアツプリング、
９，９ａ，９ｂ……補助シール部材。

Claims (1)

    【実用新案登録請求の範囲】
  1. ピストンの周囲に環状溝を形成し、この環状溝
    にシール部材とバツクアツプとを装着したピスト
    ンのシール構造において、上記環状溝の底部で、
    かつ、シール部材とバツクアツプとの間に、かみ
    込み防止用の補助シール部材を設けたピストンの
    シール構造。
JP13148186U 1986-08-28 1986-08-28 Pending JPS6337866U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13148186U JPS6337866U (ja) 1986-08-28 1986-08-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13148186U JPS6337866U (ja) 1986-08-28 1986-08-28

Publications (1)

Publication Number Publication Date
JPS6337866U true JPS6337866U (ja) 1988-03-11

Family

ID=31029966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13148186U Pending JPS6337866U (ja) 1986-08-28 1986-08-28

Country Status (1)

Country Link
JP (1) JPS6337866U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008142212A (ja) * 2006-12-08 2008-06-26 Pentax Corp 内視鏡の操作弁

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008142212A (ja) * 2006-12-08 2008-06-26 Pentax Corp 内視鏡の操作弁

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