CA2380926C - Low stress to seal gasket - Google Patents

Low stress to seal gasket Download PDF

Info

Publication number
CA2380926C
CA2380926C CA002380926A CA2380926A CA2380926C CA 2380926 C CA2380926 C CA 2380926C CA 002380926 A CA002380926 A CA 002380926A CA 2380926 A CA2380926 A CA 2380926A CA 2380926 C CA2380926 C CA 2380926C
Authority
CA
Canada
Prior art keywords
gasket
air impermeable
substantially air
expanded ptfe
layers
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.)
Expired - Lifetime
Application number
CA002380926A
Other languages
English (en)
French (fr)
Other versions
CA2380926A1 (en
Inventor
Raymond B. Minor
Ronald G. Egres, Jr.
Kevin Dove
David J. Mills
Hirokazu Hisano
Alexander Riedl
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.)
WL Gore and Associates GmbH
WL Gore and Associates GK
WL Gore and Associates Inc
Original Assignee
WL Gore and Associates GmbH
Japan Gore Tex Inc
Gore Enterprise Holdings Inc
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 WL Gore and Associates GmbH, Japan Gore Tex Inc, Gore Enterprise Holdings Inc filed Critical WL Gore and Associates GmbH
Priority to CA002585702A priority Critical patent/CA2585702C/en
Priority to CA002585724A priority patent/CA2585724C/en
Publication of CA2380926A1 publication Critical patent/CA2380926A1/en
Application granted granted Critical
Publication of CA2380926C publication Critical patent/CA2380926C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F16J15/102—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by material
    • 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
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic 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
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/21—Circular sheet or circular blank
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/21—Circular sheet or circular blank
    • Y10T428/215—Seal, gasket, or packing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/21—Circular sheet or circular blank
    • Y10T428/218—Aperture containing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/21—Circular sheet or circular blank
    • Y10T428/219—Edge structure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/23—Sheet including cover or casing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/23—Sheet including cover or casing
    • Y10T428/233—Foamed or expanded material encased
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/23—Sheet including cover or casing
    • Y10T428/239—Complete cover or casing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249981—Plural void-containing components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
    • Y10T428/31544—Addition polymer is perhalogenated

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gasket Seals (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CA002380926A 1999-08-11 2000-08-11 Low stress to seal gasket Expired - Lifetime CA2380926C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002585702A CA2585702C (en) 1999-08-11 2000-08-11 Low stress to seal gasket
CA002585724A CA2585724C (en) 1999-08-11 2000-08-11 Low stress to seal gasket

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/372,122 1999-08-11
US09/372,122 US6485809B1 (en) 1999-08-11 1999-08-11 Low stress to seal gasket
PCT/US2000/021921 WO2001011274A1 (en) 1999-08-11 2000-08-11 Low stress to seal gasket

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CA002585724A Division CA2585724C (en) 1999-08-11 2000-08-11 Low stress to seal gasket
CA002585702A Division CA2585702C (en) 1999-08-11 2000-08-11 Low stress to seal gasket

Publications (2)

Publication Number Publication Date
CA2380926A1 CA2380926A1 (en) 2001-02-15
CA2380926C true CA2380926C (en) 2007-07-17

Family

ID=23466800

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002380926A Expired - Lifetime CA2380926C (en) 1999-08-11 2000-08-11 Low stress to seal gasket

Country Status (10)

Country Link
US (1) US6485809B1 (enExample)
EP (1) EP1203176B1 (enExample)
JP (3) JP2003510526A (enExample)
KR (1) KR100438333B1 (enExample)
CN (2) CN100343554C (enExample)
AU (1) AU6631200A (enExample)
CA (1) CA2380926C (enExample)
DE (1) DE60020974T2 (enExample)
ES (1) ES2244463T3 (enExample)
WO (1) WO2001011274A1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040232624A1 (en) * 2002-03-11 2004-11-25 Hirokazu Hisano Closed annular sealing material and method for manufacturing same
US20040157035A1 (en) * 2003-02-10 2004-08-12 Guizzetti Allen R. Low permeation gaskets
US20040175571A1 (en) * 2003-03-06 2004-09-09 Wolfgang Buerger Filled PTFE membranes and gaskets made therefrom
US20040173978A1 (en) 2003-03-06 2004-09-09 Christopher Bowen PTFE membranes and gaskets made therefrom
RU2252353C2 (ru) * 2003-06-25 2005-05-20 Закрытое акционерное общество "Научно-производственный комплекс "Экофлон" Способ изготовления уплотнительного материала из пористого политетрафторэтилена и уплотнительный материал
US20050124242A1 (en) * 2003-12-03 2005-06-09 Jean Norvell Novel polymer films and textile laminates containing such polymer films
DE602004023007D1 (de) 2004-03-10 2009-10-15 Gore Enterprise Holdings Inc Dichtungsband aus expandiertem ptfe zum abdichten unter niedrigen kräften
US7179525B2 (en) * 2004-03-10 2007-02-20 Gore Enterprise Holdings, Inc. Low stress to seal expanded PTFE gasket tape
MXPA06011838A (es) * 2004-04-07 2007-05-04 Garlock Sealing Technologies Material de junta.
US20050225037A1 (en) * 2004-04-13 2005-10-13 Dove Kevin E Coil gasket
US7361398B2 (en) * 2005-08-22 2008-04-22 Gore Enterprise Holdings, Inc. Low stress to seal ePTFE gasket material
US7455301B2 (en) * 2006-03-02 2008-11-25 Virginia Sealing Products, Inc. Seamless corrugated insert gasket and method of forming the same
US20100253009A1 (en) * 2007-07-09 2010-10-07 Aram Corporation Gasket for Food Processing Plant, Piping Joint Structure for Food Processing Plant Using the Gasket and O-Ring for Food Processing Plant
SE533541C2 (sv) * 2009-02-04 2010-10-19 Roxtec Ab Smörjning av en rör- eller kabelgenomföring
US20110304105A1 (en) * 2010-06-14 2011-12-15 Li-Cor, Inc. Diffusion and sorption free gaskets for gas exchange measurement systems
CA2806366C (en) 2010-09-30 2016-08-09 W.L. Gore & Associates Gmbh Low leakage rate composite gasket
DE202011102722U1 (de) 2011-03-05 2011-09-12 Ddl Gmbh Vorrichtung zum Abdichten des Ringraumes zwischen Medienrohr/Kabel und Kernbohrung/Schutzrohr
DE102013002753B3 (de) * 2013-02-19 2014-06-05 Fachhochschule Münster Verfahren zur Herstellung eines Dichtungselementes
US9310852B2 (en) 2013-10-03 2016-04-12 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Automatic sealing of a gap along a chassis positioned in a rack
CN104033608A (zh) * 2014-06-27 2014-09-10 杨海蓉 一种聚四氟乙烯焊接夹层垫圈
DE102015110944A1 (de) * 2015-07-07 2017-01-12 W.L. Gore & Associates Gmbh Ringdichtung
CN107513271A (zh) * 2017-08-31 2017-12-26 太仓卡斯特姆新材料有限公司 一种低压缩抗变形橡胶密封圈
US11268616B2 (en) * 2017-10-06 2022-03-08 Virginia Sealing Products, Inc. Envelope gasket
US12139304B2 (en) * 2019-07-23 2024-11-12 Sartorius Stedim North America Inc. Composite articles of lattice reinforced elastomers
DE102019123366A1 (de) * 2019-08-30 2021-03-04 Gerhard Schadenfroh Verfahren zur Herstellung eines Dichtrings
DE102020116381A1 (de) 2020-06-22 2021-12-23 Kwo Dichtungstechnik-Gmbh Dichtung

Family Cites Families (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2094908A (en) 1934-10-26 1937-10-05 Walter I Thrall Domestic water heating and gas supply system
US2342647A (en) 1941-12-26 1944-02-29 Detroit Gasket & Mfg Company Gasket
US2599767A (en) 1946-04-01 1952-06-10 Joe G Long Rubber seal joint
US3230290A (en) 1961-02-23 1966-01-18 Shell Oil Co Composite gasket and method of applying same
US3382567A (en) 1963-08-13 1968-05-14 Ind Werk Schaeffler Method of forming and securing a sealing device in a bore
US3442520A (en) 1967-08-02 1969-05-06 Trw Inc Bearing seal
US3679218A (en) 1969-03-03 1972-07-25 Farnam Co F D Unitized valve plate, gaskets and the like
US3697348A (en) 1969-07-09 1972-10-10 Farnam Co F D Method of making gaskets
US3597566A (en) 1969-08-22 1971-08-03 Cryodry Corp Resonant cavity microwave applicator
US3743305A (en) 1970-02-19 1973-07-03 Federal Mogul Corp Shaft seal with expandable outer periphery
CA962021A (en) 1970-05-21 1975-02-04 Robert W. Gore Porous products and process therefor
US3787278A (en) 1970-05-28 1974-01-22 Olin Corp Molded multiple density polyurethane foam
US3863936A (en) 1973-03-27 1975-02-04 Farnam Co F D High temperature gasket structure and method of producing same
US3843139A (en) 1970-12-23 1974-10-22 Garlock Inc Oil seal
US3720420A (en) 1971-03-19 1973-03-13 Parker Hannifin Corp Gasket
US3926445A (en) 1972-05-04 1975-12-16 Farnam Co F D Convolutely wound gasket
US3854736A (en) 1972-10-27 1974-12-17 Farnam F Co Densified convolute gasket structure
US4070219A (en) 1974-08-12 1978-01-24 F. D. Farnam Co. Method of making densified convolute gasket structure
US4032606A (en) 1974-09-17 1977-06-28 Anatoly Vasilievich Solomatin Method for producing solid-porous rubber articles
US4042747A (en) 1975-03-14 1977-08-16 Joseph A. Teti, Jr. Gasket and sealing structures of filled polytetrafluoroethylene resins
US3986721A (en) 1975-08-08 1976-10-19 Eagle-Picher Industries, Inc. Two component gasket and method of making it
US4082893A (en) 1975-12-24 1978-04-04 Sumitomo Electric Industries, Ltd. Porous polytetrafluoroethylene tubings and process of producing them
US4234535A (en) 1976-04-29 1980-11-18 Sumitomo Electric Industries, Ltd. Process for producing porous polytetrafluoroethylene tubings
JPS5572950A (en) 1978-11-20 1980-06-02 Nippon Pillar Packing Co Ltd Ptfe-wrapped gasket
IT1123311B (it) 1979-09-25 1986-04-30 A T G S P A Applic Tecniche Go Guarnizione di tenuta radiale
US4385093A (en) 1980-11-06 1983-05-24 W. L. Gore & Associates, Inc. Multi-component, highly porous, high strength PTFE article and method for manufacturing same
ZA817842B (en) 1980-11-15 1982-10-27 T & N Materials Res Ltd Manufacture of gaskets
GB2094005B (en) 1981-02-03 1985-05-30 Coal Industry Patents Ltd Electrochemical gas sensor
GB2094908A (en) 1981-03-13 1982-09-22 Angus George Co Ltd An edge seal ring
US4560714A (en) 1982-12-16 1985-12-24 Celanese Corporation Water-swellable crosslinked polymeric microgel particles and aqueous dispersions of organic film-forming resins containing the same
US4487421A (en) 1983-05-10 1984-12-11 Hamilton Kent Manufacturing Company, Inc. Pipe gasket with reinforcing means in its base self-energizing
GB8313846D0 (en) 1983-05-19 1983-06-22 City Tech Gas sensor
JPS6075791A (ja) * 1983-09-30 1985-04-30 Toshiba Corp スクロ−ル型圧縮装置
DE3339018A1 (de) 1983-10-27 1985-05-09 W.L. Gore & Co GmbH, 8011 Putzbrunn Dichtung aus mikroporoesem polytetrafluorethylen und verfahren zu deren herstellung
JPS6075791U (ja) * 1983-10-31 1985-05-27 ジヤパンゴアテツクス株式会社 配管用シ−ル形成素材
IT1187210B (it) 1985-10-31 1987-12-16 Italtractor Gruppo guarnizione anulare per tenuta frontale
JPS63121864A (ja) * 1986-11-11 1988-05-25 Ricoh Co Ltd 複写機の制御装置
US4676515A (en) 1986-11-20 1987-06-30 Felt Products Mfg. Co. Composite embossed sandwich gasket with graphite layer
JPH0413475Y2 (enExample) * 1987-02-02 1992-03-30
DE8800023U1 (de) 1988-01-04 1989-05-03 Irbit Research + Consulting Ag, Freiburg/Fribourg Dichtungselement
AU3747889A (en) 1988-05-25 1989-12-12 W.L. Gore & Associates, Inc. Gasketing products and manufacture thereof
US4913951A (en) 1988-07-26 1990-04-03 Garlock Inc. Fabrication of reinforced PTFE gasketing material
US4900629A (en) 1988-10-04 1990-02-13 Garlock Inc. High compressibility gasket material
JPH0462042A (ja) 1990-06-25 1992-02-27 Gasket Seisakusho:Yugen 複合ガスケット材料
JP2719844B2 (ja) * 1990-07-26 1998-02-25 日本ピラー工業株式会社 ガスケットおよびその製造方法
GB9017173D0 (en) 1990-08-06 1990-09-19 Specialist Sealing Ltd Static seal
US5112664A (en) 1990-11-30 1992-05-12 W. L. Gore & Associates, Inc. Shielded gasket assembly
US5558347A (en) 1990-12-31 1996-09-24 Specialist Sealing Limited Seal
JPH04331876A (ja) 1991-04-30 1992-11-19 Nippon Pillar Packing Co Ltd ジャケットガスケット
CN2084535U (zh) * 1991-05-08 1991-09-11 张洪庆 聚四氟乙烯带隔条夹层密封垫片
CA2074349C (en) 1991-07-23 2004-04-20 Shinji Tamaru Polytetrafluoroethylene porous film and preparation and use thereof
US5160773A (en) 1991-08-16 1992-11-03 W. L. Gore & Associates, Inc. Encapsulated felt
WO1994002771A1 (en) 1992-07-20 1994-02-03 W.L. Gore & Associates, Inc. Fire safe spiral wound gasket
US5492336A (en) 1993-04-20 1996-02-20 W. L. Gore & Associates, Inc. O-ring gasket material and method for making and using same
US5494301A (en) 1993-04-20 1996-02-27 W. L. Gore & Associates, Inc. Wrapped composite gasket material
US5551706A (en) 1993-04-20 1996-09-03 W. L. Gore & Associates, Inc. Composite gasket for sealing flanges and method for making and using same
JPH07196831A (ja) 1993-12-28 1995-08-01 Japan Gore Tex Inc ポリテトラフルオロエチレン多孔膜とその製造方法
JP2566529B2 (ja) * 1994-01-31 1996-12-25 日本ピラー工業株式会社 シート状ガスケット
JP2905091B2 (ja) * 1994-06-24 1999-06-14 日本バルカー工業株式会社 フッ素樹脂被覆ガスケットの製造方法
JP3576229B2 (ja) 1994-10-24 2004-10-13 塩野義製薬株式会社 サニタリ配管用ガスケット及びその製作方法
EP0737283B1 (en) 1994-10-31 2001-10-31 W.L. Gore & Associates, Inc. Rigid sheet polytetrafluoroethylene material
JP2918791B2 (ja) * 1994-12-26 1999-07-12 日本ピラー工業株式会社 多孔質ポリテトラフルオロエチレン製ガスケット
CA2170478A1 (en) * 1995-03-02 1996-09-03 Ross Kennedy Hutter Improved resilient sealing gasket
US5476589A (en) 1995-03-10 1995-12-19 W. L. Gore & Associates, Inc. Porpous PTFE film and a manufacturing method therefor
DE19706981A1 (de) 1997-02-21 1998-10-15 Gore W L & Ass Gmbh Dichtungselement für gepackte Kolonnen
JP3615912B2 (ja) * 1997-06-30 2005-02-02 愛三工業株式会社 内燃機関の吸気装置

Also Published As

Publication number Publication date
AU6631200A (en) 2001-03-05
CA2380926A1 (en) 2001-02-15
JP2011257006A (ja) 2011-12-22
EP1203176B1 (en) 2005-06-22
WO2001011274A1 (en) 2001-02-15
KR100438333B1 (ko) 2004-07-02
DE60020974T2 (de) 2006-08-17
JP2003510526A (ja) 2003-03-18
CN1370259A (zh) 2002-09-18
DE60020974D1 (de) 2005-07-28
EP1203176A1 (en) 2002-05-08
CN1940357A (zh) 2007-04-04
CN100547269C (zh) 2009-10-07
US6485809B1 (en) 2002-11-26
ES2244463T3 (es) 2005-12-16
CN100343554C (zh) 2007-10-17
JP2012007735A (ja) 2012-01-12
KR20020021686A (ko) 2002-03-21

Similar Documents

Publication Publication Date Title
CA2380926C (en) Low stress to seal gasket
US5551706A (en) Composite gasket for sealing flanges and method for making and using same
US4900629A (en) High compressibility gasket material
PL188472B1 (pl) Uszczelka płaska z tworzywa warstwowego
JP5015932B2 (ja) 低シール応力のｅＰＴＦＥガスケット材料
KR100190439B1 (ko) 그랜드패킹
EP0416031B1 (en) Gasketing product
WO2001027501A1 (en) Low stress to seal form-in-place gasket
US9701058B2 (en) Spiral-wound PTFE gasket and methods of manufacture
US6268020B1 (en) Method of fabricating high sealing gaskets
CA2806366C (en) Low leakage rate composite gasket
CA2585702C (en) Low stress to seal gasket
US20030003290A1 (en) Sealing material in the form of tape, and production thereof
KR20000025191A (ko) 나선형 가스킷용 충전재료 및 나선형 가스킷
JPH07280102A (ja) シールリング及びシール構造
AU2010361325B8 (en) Low leakage rate composite gasket
GB2363172A (en) A process for preparing high sealing gaskets
MXPA98007027A (en) Board resistant to faults by compression to high pressure and high sell

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20200811