GB2488588B - A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement - Google Patents

A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement

Info

Publication number
GB2488588B
GB2488588B GB1103664.7A GB201103664A GB2488588B GB 2488588 B GB2488588 B GB 2488588B GB 201103664 A GB201103664 A GB 201103664A GB 2488588 B GB2488588 B GB 2488588B
Authority
GB
United Kingdom
Prior art keywords
sealing arrangement
hydraulic
ring
same
sealing
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.)
Active
Application number
GB1103664.7A
Other versions
GB201103664D0 (en
GB2488588A (en
Inventor
Jadhav Parag
Tamboli Javedhkan
Green David
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eaton Ltd
Original Assignee
Eaton Ltd
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 Eaton Ltd filed Critical Eaton Ltd
Priority to GB1103664.7A priority Critical patent/GB2488588B/en
Publication of GB201103664D0 publication Critical patent/GB201103664D0/en
Publication of GB2488588A publication Critical patent/GB2488588A/en
Application granted granted Critical
Publication of GB2488588B publication Critical patent/GB2488588B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/021—Sealings between relatively-stationary surfaces with elastic packing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/021—Sealings between relatively-stationary surfaces with elastic packing
    • F16J15/028—Sealings between relatively-stationary surfaces with elastic packing the packing being mechanically expanded against the sealing surface
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/166—Sealings between relatively-moving surfaces with means to prevent the extrusion of the packing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
    • F16J15/181—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings for plastic packings
GB1103664.7A 2011-03-04 2011-03-04 A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement Active GB2488588B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1103664.7A GB2488588B (en) 2011-03-04 2011-03-04 A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1103664.7A GB2488588B (en) 2011-03-04 2011-03-04 A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement
GB1701820.1A GB2549366B (en) 2011-03-04 2011-03-04 A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement
PCT/IB2012/000888 WO2012120383A1 (en) 2011-03-04 2012-05-04 A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement

Publications (3)

Publication Number Publication Date
GB201103664D0 GB201103664D0 (en) 2011-04-13
GB2488588A GB2488588A (en) 2012-09-05
GB2488588B true GB2488588B (en) 2017-03-15

Family

ID=43904525

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1103664.7A Active GB2488588B (en) 2011-03-04 2011-03-04 A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement
GB1701820.1A Active GB2549366B (en) 2011-03-04 2011-03-04 A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1701820.1A Active GB2549366B (en) 2011-03-04 2011-03-04 A sealing arrangement, hydraulic system comprising the same and a back up ring for the sealing arrangement

Country Status (2)

Country Link
GB (2) GB2488588B (en)
WO (1) WO2012120383A1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4576386A (en) * 1985-01-16 1986-03-18 W. S. Shamban & Company Anti-extrusion back-up ring assembly
US4614348A (en) * 1985-10-04 1986-09-30 Aeroquip Corporation Anti-blowout seal
US6173965B1 (en) * 1998-12-28 2001-01-16 Leopold J. Niessen Actuator seal bearing assembly and method
DE10000084A1 (en) * 2000-01-04 2001-07-05 Mueller Friedrich Mounting ring for O-ring sealing gap between first and second components is positioned in groove in first component and has U-shaped cross-section whose arms surround O-ring and can be spread when pressure is applied to linking section
US20040084850A1 (en) * 2002-11-04 2004-05-06 Brian Lang Annular seal
US20080018059A1 (en) * 2004-12-28 2008-01-24 Nok Corporation Sealing Device
CN201627914U (en) * 2009-12-08 2010-11-10 宁波欧易液压有限公司 Sealing structure mounted between two bonding surfaces of hydraulic device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2002450A (en) * 1933-03-09 1935-05-21 George Mfg Company Inc Cylinder cock
US3698728A (en) * 1971-01-07 1972-10-17 Mc Donnell Douglas Corp Fluid sealing device
DE2521118A1 (en) * 1975-05-13 1976-11-25 Rokal Armaturen Gmbh Piston valve packing of PTFE for liquid media - comprises ring seal with calotte shaped groove contg. an O-ring
US20020017327A1 (en) * 2000-07-28 2002-02-14 Shigehiro Kawaai Single seat valve apparatus
US6554014B2 (en) * 2000-10-13 2003-04-29 Hydraforce, Inc. Proportional pilot operated directional valve
EP1832787B1 (en) * 2004-12-28 2019-02-20 NOK Corporation Sealing device
JP4625746B2 (en) * 2005-10-06 2011-02-02 三菱電線工業株式会社 Sealing material
US9074703B2 (en) * 2008-10-28 2015-07-07 GM Global Technology Operations LLC Pressure regulator for hydrogen storage system
JP2010196751A (en) * 2009-02-24 2010-09-09 Nok Corp Sealing device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4576386A (en) * 1985-01-16 1986-03-18 W. S. Shamban & Company Anti-extrusion back-up ring assembly
US4614348A (en) * 1985-10-04 1986-09-30 Aeroquip Corporation Anti-blowout seal
US6173965B1 (en) * 1998-12-28 2001-01-16 Leopold J. Niessen Actuator seal bearing assembly and method
DE10000084A1 (en) * 2000-01-04 2001-07-05 Mueller Friedrich Mounting ring for O-ring sealing gap between first and second components is positioned in groove in first component and has U-shaped cross-section whose arms surround O-ring and can be spread when pressure is applied to linking section
US20040084850A1 (en) * 2002-11-04 2004-05-06 Brian Lang Annular seal
US20080018059A1 (en) * 2004-12-28 2008-01-24 Nok Corporation Sealing Device
CN201627914U (en) * 2009-12-08 2010-11-10 宁波欧易液压有限公司 Sealing structure mounted between two bonding surfaces of hydraulic device

Also Published As

Publication number Publication date
GB2488588A (en) 2012-09-05
WO2012120383A1 (en) 2012-09-13
GB2549366B (en) 2017-11-22
GB201103664D0 (en) 2011-04-13
GB201701820D0 (en) 2017-03-22
WO2012120383A8 (en) 2013-02-21
GB2549366A (en) 2017-10-18

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20181203 AND 20181205