BR8807517A - Meio de vedacao mecanica de superficie tendo meio centralizador - Google Patents

Meio de vedacao mecanica de superficie tendo meio centralizador

Info

Publication number
BR8807517A
BR8807517A BR888807517A BR8807517A BR8807517A BR 8807517 A BR8807517 A BR 8807517A BR 888807517 A BR888807517 A BR 888807517A BR 8807517 A BR8807517 A BR 8807517A BR 8807517 A BR8807517 A BR 8807517A
Authority
BR
Brazil
Prior art keywords
ring
shaft
sealing ring
relative
sealing
Prior art date
Application number
BR888807517A
Other languages
English (en)
Inventor
James P Netzel
Mark G Pospisil
Original Assignee
Crane John 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21983331&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8807517(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Crane John Inc filed Critical Crane John Inc
Publication of BR8807517A publication Critical patent/BR8807517A/pt

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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • 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
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3464—Mounting of the seal
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/91—O-ring seal
BR888807517A 1987-05-22 1988-05-20 Meio de vedacao mecanica de superficie tendo meio centralizador BR8807517A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/053,311 US4768790A (en) 1987-05-22 1987-05-22 Mechanical face seal having centering means
PCT/US1988/001676 WO1988009456A1 (en) 1987-05-22 1988-05-20 Mechanical face seal means having centering means

Publications (1)

Publication Number Publication Date
BR8807517A true BR8807517A (pt) 1990-05-22

Family

ID=21983331

Family Applications (1)

Application Number Title Priority Date Filing Date
BR888807517A BR8807517A (pt) 1987-05-22 1988-05-20 Meio de vedacao mecanica de superficie tendo meio centralizador

Country Status (9)

Country Link
US (1) US4768790A (pt)
EP (1) EP0375686B1 (pt)
JP (1) JPH02503707A (pt)
KR (1) KR890701936A (pt)
AT (1) ATE84859T1 (pt)
BR (1) BR8807517A (pt)
CA (1) CA1285299C (pt)
DE (3) DE375686T1 (pt)
WO (1) WO1988009456A1 (pt)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1326476C (en) * 1988-09-30 1994-01-25 Vaclav Kulle Gas compressor having dry gas seals for balancing end thrust
US5039113A (en) * 1990-01-17 1991-08-13 Eg&G Sealol, Inc. Spiral groove gas lubricated seal
US5026077A (en) * 1990-02-21 1991-06-25 Gits Bros. Mfg. Co. Omni-directional articulated mounting assembly for shaft seals
US5076589A (en) * 1990-03-01 1991-12-31 Bw/Ip International, Inc. Mechanical seal
GB9121683D0 (en) * 1991-10-12 1991-11-27 Aes Eng Ltd Spring retainer
US5199172A (en) * 1992-04-02 1993-04-06 John Crane Inc. Method of manufacturing a pinless retainer for a primary ring
CA2096759A1 (en) * 1992-08-06 1994-02-07 Mark G. Pospisil Mechanical end face seal system
JPH083763Y2 (ja) * 1992-09-03 1996-01-31 日本ピラー工業株式会社 非接触型メカニカルシール
US5370403A (en) * 1992-12-16 1994-12-06 Durametallic Corporation Non-contacting face seal
US5368313A (en) * 1993-03-03 1994-11-29 A-C Compressor Corporation Bushing for trapped bushing seal
JPH06337072A (ja) * 1993-05-28 1994-12-06 Toyoda Gosei Co Ltd 液圧ポンプ用メカニカルシール
DE4436879B4 (de) * 1994-03-19 2007-10-18 Kaco Gmbh + Co Dichtungseinheit
US5639097A (en) * 1994-12-09 1997-06-17 Eg&G Sealol, Inc. Gas seal "O" ring holder
GB9508034D0 (en) 1995-04-20 1995-06-07 Dresser Rand Co A shaft seal
GB2300028B (en) * 1995-04-20 1999-02-10 Dresser Rand Co A shaft seal
US5941532A (en) 1996-06-20 1999-08-24 Rexnord Corporation Aerospace housing and shaft assembly with noncontacting seal
US5700013A (en) * 1997-01-22 1997-12-23 John Crane Inc. Secondary seal with mechanical gas seal
US6142478A (en) * 1998-02-06 2000-11-07 John Crane Inc. Gas lubricated slow speed seal
GB0202468D0 (en) * 2002-02-02 2002-03-20 Crane John Uk Ltd Seals
US7125204B2 (en) * 2003-10-31 2006-10-24 Finn Corporation Portable pneumatic blower
US20050242515A1 (en) * 2004-04-28 2005-11-03 Brooks Melvin D Dry gas seal and method for making the same
US8608175B2 (en) * 2005-10-28 2013-12-17 United Technologies Corporation Mechanical face seal stop pin
US7837199B2 (en) 2005-11-03 2010-11-23 United Technologies Corporation Shrouded face seal and components thereof
DE202009010044U1 (de) * 2009-07-23 2009-09-24 Burgmann Industries Gmbh & Co. Kg Gleitringdichtungsanordnung mit Ausgleichselement
DE102012022465B4 (de) * 2012-11-15 2014-09-25 Eagleburgmann Germany Gmbh & Co. Kg Gleitringdichtungsanordnung mit verbesserter Nebendichtung
US9091130B2 (en) * 2013-02-13 2015-07-28 Varel International, Ind., L.P. Rock bit having a radially self-aligning metal faced seal
EP3060782B1 (en) 2013-10-22 2019-04-03 United Technologies Corporation Face seal assembly with retaining plate
MX2018015325A (es) 2016-06-10 2019-08-14 Crane John Uk Ltd Sello de gas seco con valvula de cierre electronicamente controlada.
US10626743B2 (en) 2016-06-30 2020-04-21 General Electric Company Segmented face seal assembly and an associated method thereof
US10415707B2 (en) 2016-06-30 2019-09-17 General Electric Company Face seal assembly and an associated method thereof
WO2018213313A1 (en) 2017-05-15 2018-11-22 John Crane Uk Ltd. Dry gas seal with electronically controlled carrier load
US10788131B2 (en) * 2017-08-01 2020-09-29 Raytheon Technologies Corporation Face seal arrangement
US11085330B2 (en) * 2018-02-19 2021-08-10 Pratt & Whitney Canada Corp. Seal and bearing assembly with bearing outer portion defining seal static portion
DE102018202681B3 (de) * 2018-02-22 2019-07-04 Eagleburgmann Germany Gmbh & Co. Kg Gleitringdichtungsanordnung mit geteilter Wellenhülse
DE102020113068A1 (de) * 2020-05-14 2021-11-18 Eagleburgmann Germany Gmbh & Co. Kg Gleitringdichtungsanordnung für Hochtemperaturanwendungen
DE102020127710A1 (de) * 2020-10-21 2022-04-21 Rolls-Royce Deutschland Ltd & Co Kg Vorrichtung mit wenigstens zwei Bauteilen und Gasturbinentriebwerk mit einer solchen Vorrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA699001A (en) * 1964-12-01 L. Wachal Antoni Shaft glands
US3502343A (en) * 1968-03-04 1970-03-24 Avco Corp Slipping cone seal
US3499653A (en) * 1968-06-05 1970-03-10 Crane Packing Co Rotary mechanical seal of the gap type
US3675933A (en) * 1970-09-03 1972-07-11 Crane Packing Co Seal with installed space parts
US3807742A (en) * 1972-08-03 1974-04-30 Durametallic Corp Secondary packing for a mechanical seal
US3918724A (en) * 1973-11-28 1975-11-11 David W Alley Seal for repair of a shaft or the like
JPS5340650A (en) * 1976-09-28 1978-04-13 Asahi Glass Co Ltd Method of processing substrate to protecting its surface
US4212475A (en) * 1979-01-15 1980-07-15 Crane Packing Co. Self aligning spiral groove face seal
US4213618A (en) * 1978-05-24 1980-07-22 Mechanical Seal & Service, Inc. Self-contained rotary mechanical seals
DE3132842C2 (de) * 1981-08-19 1985-03-21 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Reduzierung der Redundanz von binären Zeichenfolgen für Matrixdruckverfahren
US4415165A (en) * 1982-12-02 1983-11-15 The United States Of America As Represented By The Secretary Of The Navy Integral elastomeric/graphite dynamic face seal

Also Published As

Publication number Publication date
EP0375686A1 (en) 1990-07-04
US4768790A (en) 1988-09-06
CA1285299C (en) 1991-06-25
AU1941088A (en) 1988-12-21
JPH02503707A (ja) 1990-11-01
EP0375686A4 (en) 1990-09-19
ATE84859T1 (de) 1993-02-15
AU621544B2 (en) 1992-03-19
DE3877762T2 (de) 1993-05-13
DE8816714U1 (pt) 1990-05-17
WO1988009456A1 (en) 1988-12-01
EP0375686B1 (en) 1993-01-20
DE3877762D1 (de) 1993-03-04
KR890701936A (ko) 1989-12-22
DE375686T1 (de) 1990-11-08

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 20/05/2003