JPS5819164U - Piston packing protection mechanism - Google Patents

Piston packing protection mechanism

Info

Publication number
JPS5819164U
JPS5819164U JP1981114104U JP11410481U JPS5819164U JP S5819164 U JPS5819164 U JP S5819164U JP 1981114104 U JP1981114104 U JP 1981114104U JP 11410481 U JP11410481 U JP 11410481U JP S5819164 U JPS5819164 U JP S5819164U
Authority
JP
Japan
Prior art keywords
protection mechanism
piston packing
packing protection
piston
backings
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
JP1981114104U
Other languages
Japanese (ja)
Inventor
邦彦 長坂
Original Assignee
有限会社日機エンジニヤリング
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 有限会社日機エンジニヤリング filed Critical 有限会社日機エンジニヤリング
Priority to JP1981114104U priority Critical patent/JPS5819164U/en
Publication of JPS5819164U publication Critical patent/JPS5819164U/en
Pending legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)
  • Sealing With Elastic Sealing Lips (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) [Abstract] 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 drawings]

第１図は本考案の断面図である。 １はシリンダーのチューブ、２はピストン、３はロッド
、４，５はバッキング、６は小孔、７゜８は逆止弁。FIG. 1 is a sectional view of the present invention. 1 is the cylinder tube, 2 is the piston, 3 is the rod, 4 and 5 are the backings, 6 is the small hole, and 7° and 8 are the check valves.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 油圧シリンダーのピストンにおいて、左右のバッキング
の間と該バッキングの外側とを貫通する小孔を設け、該
小孔に逆止弁を設け、該バッキング間の背圧を低圧側に
逃すようにした、ピストンのバッキング保護機構。In the piston of the hydraulic cylinder, a small hole is provided that penetrates between the left and right backings and the outside of the backing, and a check valve is provided in the small hole so that the back pressure between the backings is released to the low pressure side. Piston backing protection mechanism.
JP1981114104U 1981-07-31 1981-07-31 Piston packing protection mechanism Pending JPS5819164U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981114104U JPS5819164U (en) 1981-07-31 1981-07-31 Piston packing protection mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981114104U JPS5819164U (en) 1981-07-31 1981-07-31 Piston packing protection mechanism

Publications (1)

Publication Number Publication Date
JPS5819164U true JPS5819164U (en) 1983-02-05

Family

ID=29908391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981114104U Pending JPS5819164U (en) 1981-07-31 1981-07-31 Piston packing protection mechanism

Country Status (1)

Country Link
JP (1) JPS5819164U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01139996U (en) * 1988-03-12 1989-09-25

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01139996U (en) * 1988-03-12 1989-09-25
JPH0522396Y2 (en) * 1988-03-12 1993-06-08

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