IT7828309A0 - Struttura di sede ad oscillazione limitata per valvola a saracinesca espansibile. - Google Patents

Struttura di sede ad oscillazione limitata per valvola a saracinesca espansibile.

Info

Publication number
IT7828309A0
IT7828309A0 IT7828309A IT2830978A IT7828309A0 IT 7828309 A0 IT7828309 A0 IT 7828309A0 IT 7828309 A IT7828309 A IT 7828309A IT 2830978 A IT2830978 A IT 2830978A IT 7828309 A0 IT7828309 A0 IT 7828309A0
Authority
IT
Italy
Prior art keywords
gate valve
seat structure
swing seat
limited swing
expandable gate
Prior art date
Application number
IT7828309A
Other languages
English (en)
Other versions
IT1159914B (it
Original Assignee
Acf Ind 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 Acf Ind Inc filed Critical Acf Ind Inc
Publication of IT7828309A0 publication Critical patent/IT7828309A0/it
Application granted granted Critical
Publication of IT1159914B publication Critical patent/IT1159914B/it

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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
    • F16K3/18—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members
    • F16K3/184—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members by means of cams
    • F16K3/186—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members by means of cams by means of cams of wedge from

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding Valves (AREA)
IT28309/78A 1977-10-21 1978-09-29 Struttura di sede ad oscillazione limitata per valvola a saracinesca espansibile IT1159914B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/844,251 US4116419A (en) 1977-10-21 1977-10-21 Limited float seat construction for expanding gate valve

Publications (2)

Publication Number Publication Date
IT7828309A0 true IT7828309A0 (it) 1978-09-29
IT1159914B IT1159914B (it) 1987-03-04

Family

ID=25292223

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28309/78A IT1159914B (it) 1977-10-21 1978-09-29 Struttura di sede ad oscillazione limitata per valvola a saracinesca espansibile

Country Status (6)

Country Link
US (1) US4116419A (it)
JP (1) JPS5468524A (it)
AU (1) AU524828B2 (it)
CA (1) CA1078361A (it)
GB (1) GB2006394B (it)
IT (1) IT1159914B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4193581A (en) * 1978-06-19 1980-03-18 Acf Industries, Incorporated Cage for gate valves and method of assembly
US4188016A (en) * 1978-06-29 1980-02-12 Acf Industries, Incorporated Spacer carriers for floating seats in gate valves
US4236692A (en) * 1979-04-20 1980-12-02 Acf Industries, Incorporated Controlled floating seat for gate valves
US4246928A (en) * 1979-11-19 1981-01-27 Acf Industries, Incorporated Restricted movement valve seats for an expanding gate valve
US4313458A (en) * 1979-11-19 1982-02-02 Acf Industries, Incorporated Restricted movement valve seats for an expanding gate valve
US4376526A (en) * 1980-08-04 1983-03-15 Seaboard Wellhead Control, Inc. Seal assembly and valve
US4519582A (en) * 1980-08-04 1985-05-28 Seaboard Wellhead Control, Inc. Seal assembly and valve
US4401292A (en) * 1982-01-21 1983-08-30 Acf Industries, Incorporated Valve seat structure
CA1234380A (en) * 1982-08-02 1988-03-22 Joy Manufacturing Company Gate valve structure
GB8916538D0 (en) * 1989-07-20 1989-09-06 Pond Ltd R J Gate valves
US5143348A (en) * 1991-08-23 1992-09-01 Dwight Baker Easy-opening, high pressure gate valve
US5232199A (en) * 1992-03-26 1993-08-03 Thrasher James R Sliding gate line blind
US5411056A (en) * 1993-12-09 1995-05-02 432583 B.C. Ltd. Pressure relief valve
US6045620A (en) * 1997-07-11 2000-04-04 Applied Materials, Inc. Two-piece slit valve insert for vacuum processing system
US6929244B1 (en) * 2002-03-12 2005-08-16 Vetco Gray Inc. Interference-fit seal for gate valves
RU2206007C1 (ru) * 2002-06-05 2003-06-10 Майданов Евгений Анатольевич Шиберная задвижка
ATE321087T1 (de) * 2002-12-21 2006-04-15 Goldschmidt Gmbh Verfahren zur aufbereitung von polyethersiloxanen
DE202004005216U1 (de) * 2004-03-15 2004-07-15 Applied Films Gmbh & Co. Kg Umsetzbares Wartungsventil
BR112014016434A8 (pt) 2012-01-03 2017-07-04 Forum Us Inc pino de retenção de assento de válvula
DE102013006123A1 (de) * 2012-04-19 2013-10-24 Vat Holding Ag Ventil
US9353871B2 (en) 2013-12-31 2016-05-31 Cameron International Corporation Close only expansive gate valve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3006601A (en) * 1958-03-28 1961-10-31 Acf Ind Inc Seat for gate valve
US3301523A (en) * 1964-04-17 1967-01-31 Acf Ind Inc Resilient valve seats with rentenion means
US3743244A (en) * 1971-11-09 1973-07-03 H Dickenson Top and bottom gate valve for removing and replacing renewable seating elements

Also Published As

Publication number Publication date
AU524828B2 (en) 1982-10-07
CA1078361A (en) 1980-05-27
GB2006394B (en) 1982-02-24
JPS5468524A (en) 1979-06-01
US4116419A (en) 1978-09-26
GB2006394A (en) 1979-05-02
IT1159914B (it) 1987-03-04
AU4060878A (en) 1980-04-17

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