JPS5922360U - Hydraulic cylinder dust seal device - Google Patents

Hydraulic cylinder dust seal device

Info

Publication number
JPS5922360U
JPS5922360U JP11783782U JP11783782U JPS5922360U JP S5922360 U JPS5922360 U JP S5922360U JP 11783782 U JP11783782 U JP 11783782U JP 11783782 U JP11783782 U JP 11783782U JP S5922360 U JPS5922360 U JP S5922360U
Authority
JP
Japan
Prior art keywords
hydraulic cylinder
dust seal
seal device
housing
cylinder dust
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
JP11783782U
Other languages
Japanese (ja)
Inventor
宮地　政年
Original Assignee
株式会社小松製作所
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 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP11783782U priority Critical patent/JPS5922360U/en
Publication of JPS5922360U publication Critical patent/JPS5922360U/en
Pending legal-status Critical Current

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  • Actuator (AREA)
  • Sealing Devices (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図は従来例の断面図、第２図はその■部拡大図、第
３図は本考案の実施例を示す要部断面図、第４図はその
左側面図である。 １はシリンダチューブ、３はピストンロッド、５はフラ
ンジ、６はハウジング、７はダストシール、８はカバ、
９はボルト、１０は環状溝、１１は補助ダストシール。FIG. 1 is a sectional view of a conventional example, FIG. 2 is an enlarged view of the part 2, FIG. 3 is a sectional view of a main part showing an embodiment of the present invention, and FIG. 4 is a left side view thereof. 1 is a cylinder tube, 3 is a piston rod, 5 is a flange, 6 is a housing, 7 is a dust seal, 8 is a cover,
9 is a bolt, 10 is an annular groove, and 11 is an auxiliary dust seal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シリンダチューフリに設けたフランジ５にハウジング６
を設け、該ハウジング６にピストンロッド３に摺接する
ダストシール７を設け、該ハウジング６の外端面に一対
のカバ８，８をボルト９で締付けてピストンロッド３の
外周面との間に環状溝１０を形成すると共に、該環状溝
１０に不−続なる環状の補助シール１１を設けたことを
特徴とする油圧シリンダのダストシール装置。The housing 6 is attached to the flange 5 provided on the cylinder tube.
The housing 6 is provided with a dust seal 7 that is in sliding contact with the piston rod 3, and a pair of covers 8, 8 are tightened with bolts 9 on the outer end surface of the housing 6 to form an annular groove 10 between them and the outer peripheral surface of the piston rod 3. A dust sealing device for a hydraulic cylinder, characterized in that the annular groove 10 is provided with a discontinuous annular auxiliary seal 11.
JP11783782U 1982-08-04 1982-08-04 Hydraulic cylinder dust seal device Pending JPS5922360U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11783782U JPS5922360U (en) 1982-08-04 1982-08-04 Hydraulic cylinder dust seal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11783782U JPS5922360U (en) 1982-08-04 1982-08-04 Hydraulic cylinder dust seal device

Publications (1)

Publication Number Publication Date
JPS5922360U true JPS5922360U (en) 1984-02-10

Family

ID=30271093

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11783782U Pending JPS5922360U (en) 1982-08-04 1982-08-04 Hydraulic cylinder dust seal device

Country Status (1)

Country Link
JP (1) JPS5922360U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004005781A1 (en) * 2002-07-03 2004-01-15 Nippon Valqua Industries, Ltd. Gate valve
JP2008309182A (en) * 2007-06-12 2008-12-25 Smc Corp Fluid pressure cylinder
JP2009174555A (en) * 2008-01-21 2009-08-06 Komatsu Ltd Dust seal system
JP2011256942A (en) * 2010-06-09 2011-12-22 Aisan Industry Co Ltd Exhaust gas flow passage valve
JP2012021648A (en) * 2011-09-05 2012-02-02 Nok Corp Sealing system
WO2013140878A1 (en) * 2012-03-21 2013-09-26 カヤバ工業株式会社 Dust seal cover

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004005781A1 (en) * 2002-07-03 2004-01-15 Nippon Valqua Industries, Ltd. Gate valve
JP2008309182A (en) * 2007-06-12 2008-12-25 Smc Corp Fluid pressure cylinder
JP2009174555A (en) * 2008-01-21 2009-08-06 Komatsu Ltd Dust seal system
JP2011256942A (en) * 2010-06-09 2011-12-22 Aisan Industry Co Ltd Exhaust gas flow passage valve
JP2012021648A (en) * 2011-09-05 2012-02-02 Nok Corp Sealing system
WO2013140878A1 (en) * 2012-03-21 2013-09-26 カヤバ工業株式会社 Dust seal cover
JP2013224732A (en) * 2012-03-21 2013-10-31 Kyb Co Ltd Dust seal cover

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