JPS6421851U - - Google Patents

Info

Publication number
JPS6421851U
JPS6421851U JP11700987U JP11700987U JPS6421851U JP S6421851 U JPS6421851 U JP S6421851U JP 11700987 U JP11700987 U JP 11700987U JP 11700987 U JP11700987 U JP 11700987U JP S6421851 U JPS6421851 U JP S6421851U
Authority
JP
Japan
Prior art keywords
piston
relief valve
housing
cylinder
slides
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
JP11700987U
Other languages
Japanese (ja)
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 JP11700987U priority Critical patent/JPS6421851U/ja
Publication of JPS6421851U publication Critical patent/JPS6421851U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Safety Valves (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)

Description

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

第1図は本考案に係るリリーフバルブを適用し
たシリンダユニツトの縦断面図、第2図は第1図
の要部拡大図、第3図は第1図のA―A方向から
見たピストンの平面図、第4図は従来のリリーフ
バルブを示す断面図である。 尚、図面中1はシリンダ、3はピストンロツド
、4はピストン、5,6は油孔、9はリリーフバ
ルブ、10はハウジング、11はゴムパツキン、
12はスプリング、13はバルブシート面である
Fig. 1 is a longitudinal cross-sectional view of a cylinder unit to which the relief valve according to the present invention is applied, Fig. 2 is an enlarged view of the main part of Fig. 1, and Fig. 3 is a view of the piston seen from the direction AA in Fig. 1. The plan view and FIG. 4 are cross-sectional views showing a conventional relief valve. In addition, in the drawing, 1 is a cylinder, 3 is a piston rod, 4 is a piston, 5 and 6 are oil holes, 9 is a relief valve, 10 is a housing, 11 is a rubber packing,
12 is a spring, and 13 is a valve seat surface.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シリンダ内周面を摺動するピストンに設けられ
るリリーフバルブにおいて、このリリーフバルブ
はピストンに形成した油孔の一端に摺動自在に嵌
合する円筒状ハウジングと、このハウジング内に
保持されるゴムパツキンとからなることを特徴と
するピストンのリリーフバルブ。
In a relief valve installed in a piston that slides on the inner circumferential surface of a cylinder, this relief valve consists of a cylindrical housing that is slidably fitted into one end of an oil hole formed in the piston, and a rubber seal that is held within the housing. A piston relief valve comprising:
JP11700987U 1987-07-30 1987-07-30 Pending JPS6421851U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11700987U JPS6421851U (en) 1987-07-30 1987-07-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11700987U JPS6421851U (en) 1987-07-30 1987-07-30

Publications (1)

Publication Number Publication Date
JPS6421851U true JPS6421851U (en) 1989-02-03

Family

ID=31360063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11700987U Pending JPS6421851U (en) 1987-07-30 1987-07-30

Country Status (1)

Country Link
JP (1) JPS6421851U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0411969U (en) * 1990-05-23 1992-01-30

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0411969U (en) * 1990-05-23 1992-01-30

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