NO922017L - Fleksibel pakning for ventilstang - Google Patents

Fleksibel pakning for ventilstang

Info

Publication number
NO922017L
NO922017L NO92922017A NO922017A NO922017L NO 922017 L NO922017 L NO 922017L NO 92922017 A NO92922017 A NO 92922017A NO 922017 A NO922017 A NO 922017A NO 922017 L NO922017 L NO 922017L
Authority
NO
Norway
Prior art keywords
flexible valve
valve gasket
gasket
flexible
valve
Prior art date
Application number
NO92922017A
Other languages
English (en)
Other versions
NO922017D0 (no
Inventor
David G Holliday
Original Assignee
Fmc Corp
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 Fmc Corp filed Critical Fmc Corp
Publication of NO922017D0 publication Critical patent/NO922017D0/no
Publication of NO922017L publication Critical patent/NO922017L/no

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
    • F16K41/00—Spindle sealings
    • F16K41/14—Spindle sealings with conical flange on the spindle which co-operates with a conical surface in the housing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding Valves (AREA)
  • Lift Valve (AREA)
  • Valve Housings (AREA)
NO92922017A 1991-05-24 1992-05-22 Fleksibel pakning for ventilstang NO922017L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/705,469 US5127629A (en) 1991-05-24 1991-05-24 Valve stem flex lip backseat

Publications (2)

Publication Number Publication Date
NO922017D0 NO922017D0 (no) 1992-05-22
NO922017L true NO922017L (no) 1992-11-25

Family

ID=24833599

Family Applications (1)

Application Number Title Priority Date Filing Date
NO92922017A NO922017L (no) 1991-05-24 1992-05-22 Fleksibel pakning for ventilstang

Country Status (7)

Country Link
US (1) US5127629A (no)
BR (1) BR9201942A (no)
CA (1) CA2068193A1 (no)
FR (1) FR2676795A1 (no)
GB (1) GB2256030A (no)
MX (1) MX9202444A (no)
NO (1) NO922017L (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5221063A (en) * 1992-04-30 1993-06-22 Fmc Corporation Selective double backseat for valve stems
US6561517B2 (en) 2001-07-16 2003-05-13 Stealth International, Inc. Packing device for rotary valves
US20050012063A1 (en) * 2003-07-16 2005-01-20 Baker Hughes Incorporated Flexible metal sealing lip
CN1860320A (zh) * 2004-04-14 2006-11-08 贝克休斯公司 低压阀杆气密封件
GB2422648B (en) * 2004-12-03 2009-01-07 Vetco Gray Inc Flexible backseat seal for gate valve
JP4392615B2 (ja) * 2005-06-15 2010-01-06 Ｓｍｃ株式会社 パイロット式２ポート弁
MX349799B (es) 2011-09-30 2017-08-14 Integrated Equipment Inc Disposición de válvula con boca expandida.
US8672290B2 (en) 2012-03-13 2014-03-18 Vetco Gray Inc. Self aligning spherical backseat assembly for a valve

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780233A (en) * 1951-03-06 1957-02-05 Alexander S Volpin Through conduit gate valve
US3152786A (en) * 1961-03-01 1964-10-13 Gray Tool Co Bifaced gate valve having tapered seat sealing surfaces
US3412750A (en) * 1966-10-25 1968-11-26 Alexander S. Volpin Back sealing arrangement for gate valve stems
US3776275A (en) * 1972-04-10 1973-12-04 Trw Inc Reactor bypass system
DE2609635C3 (de) * 1976-03-09 1982-01-28 Fa. J. Gg. Büttner, 8500 Nürnberg Rückdichtung einer Armatur für heiße Medien
US4135546A (en) * 1977-04-20 1979-01-23 Acf Industries, Incorporated Stem packing assembly for gate valves and means for removal
GB2070203B (en) * 1980-02-26 1984-05-02 Fmc Corp Gate valve
DE3246058A1 (de) * 1982-12-13 1984-06-14 Deutsche Babcock Werke AG, 4200 Oberhausen Ventil mit rueckdichtung
US4510960A (en) * 1983-09-30 1985-04-16 Fmc Corporation Valve stem-to-bonnet backseat
US4682757A (en) * 1986-07-18 1987-07-28 Joy Manufacturing Company Secondary backseat for gate valve

Also Published As

Publication number Publication date
BR9201942A (pt) 1993-01-12
FR2676795A1 (fr) 1992-11-27
GB2256030A (en) 1992-11-25
GB9210562D0 (en) 1992-07-01
CA2068193A1 (en) 1992-11-25
NO922017D0 (no) 1992-05-22
MX9202444A (es) 1992-11-30
US5127629A (en) 1992-07-07

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