JPS60142361U - Hydraulic jack sealing device - Google Patents

Hydraulic jack sealing device

Info

Publication number
JPS60142361U
JPS60142361U JP1984030137U JP3013784U JPS60142361U JP S60142361 U JPS60142361 U JP S60142361U JP 1984030137 U JP1984030137 U JP 1984030137U JP 3013784 U JP3013784 U JP 3013784U JP S60142361 U JPS60142361 U JP S60142361U
Authority
JP
Japan
Prior art keywords
packing
sealing device
hydraulic jack
jack sealing
fitted
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
JP1984030137U
Other languages
Japanese (ja)
Inventor
正 鈴木
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP1984030137U priority Critical patent/JPS60142361U/en
Publication of JPS60142361U publication Critical patent/JPS60142361U/en
Pending legal-status Critical Current

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  • 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) [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 drawings]

第１図は従来の油圧ジヤツキのシール装置の側断面図、
第２図は同異常発生時の側断面図、第３図はこの考案の
一実施例による油圧ジヤツキのシール装置の側断面図、
第４図は回能の実施例によるシール装置の側断面図であ
る。 １・・・・・・プランジャ、２・・・・・・グランド部
、３・・・・・・パツキン装着溝、４・・・・・・リッ
プシールパツキン、４ａ・・・・・・摺動側リップ、５
・・・・・・パツキン押え、７・・・・・・逃げ溝、８
・・・・・・スペーサ。なお、図中同一符号は同一また
は相当部分を示す。Figure 1 is a side sectional view of a conventional hydraulic jack sealing device.
FIG. 2 is a side sectional view when the same abnormality occurs, and FIG. 3 is a side sectional view of a sealing device for a hydraulic jack according to an embodiment of this invention.
FIG. 4 is a side sectional view of a sealing device according to an embodiment of the invention. 1... Plunger, 2... Gland part, 3... Packing mounting groove, 4... Lip seal packing, 4a... Sliding Side lip, 5
...Puttle holder, 7...Escape groove, 8
······Spacer. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] グランド部に形成したパツキン装着溝にプランジャに摺
接するリップシールパツキンを嵌合させ、このパツキン
の背面をパツキン押えで支持した油圧ジヤツキのシール
装置において、上記パツキン装着溝に、上記パツキンの
逃げ溝を凹形に設けたことを特徴どする油圧ジヤツキの
シール装置。In a sealing device for a hydraulic jack, in which a lip seal packing that slides on the plunger is fitted into a packing groove formed in the gland part, and the back side of the packing is supported by a packing holder, an escape groove of the packing is fitted into the packing fitting groove. A hydraulic jack sealing device characterized by its concave shape.
JP1984030137U 1984-03-02 1984-03-02 Hydraulic jack sealing device Pending JPS60142361U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984030137U JPS60142361U (en) 1984-03-02 1984-03-02 Hydraulic jack sealing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984030137U JPS60142361U (en) 1984-03-02 1984-03-02 Hydraulic jack sealing device

Publications (1)

Publication Number Publication Date
JPS60142361U true JPS60142361U (en) 1985-09-20

Family

ID=30529560

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984030137U Pending JPS60142361U (en) 1984-03-02 1984-03-02 Hydraulic jack sealing device

Country Status (1)

Country Link
JP (1) JPS60142361U (en)

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