IT1098374B - Struttura di valvola di sicurezza in caso in incendio - Google Patents

Struttura di valvola di sicurezza in caso in incendio

Info

Publication number
IT1098374B
IT1098374B IT2663478A IT2663478A IT1098374B IT 1098374 B IT1098374 B IT 1098374B IT 2663478 A IT2663478 A IT 2663478A IT 2663478 A IT2663478 A IT 2663478A IT 1098374 B IT1098374 B IT 1098374B
Authority
IT
Italy
Prior art keywords
fire
case
safety valve
valve structure
safety
Prior art date
Application number
IT2663478A
Other languages
English (en)
Other versions
IT7826634A0 (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 IT7826634A0 publication Critical patent/IT7826634A0/it
Application granted granted Critical
Publication of IT1098374B publication Critical patent/IT1098374B/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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0663—Packings
    • F16K5/0673—Composite packings
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/205—Sealing effected by the flowing medium
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/1624—Destructible or deformable element controlled
    • Y10T137/1797—Heat destructible or fusible

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Taps Or Cocks (AREA)
IT2663478A 1977-08-11 1978-08-09 Struttura di valvola di sicurezza in caso in incendio IT1098374B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/823,787 US4160460A (en) 1977-08-11 1977-08-11 Fire-safe valve structure

Publications (2)

Publication Number Publication Date
IT7826634A0 IT7826634A0 (it) 1978-08-09
IT1098374B true IT1098374B (it) 1985-09-07

Family

ID=25239719

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2663478A IT1098374B (it) 1977-08-11 1978-08-09 Struttura di valvola di sicurezza in caso in incendio

Country Status (9)

Country Link
US (1) US4160460A (it)
JP (1) JPS5455820A (it)
AU (1) AU527488B2 (it)
CA (1) CA1078360A (it)
DE (1) DE2834692A1 (it)
FR (1) FR2400156A1 (it)
GB (1) GB2002496B (it)
IT (1) IT1098374B (it)
MX (1) MX146573A (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220172A (en) * 1978-05-30 1980-09-02 Litton Industrial Products, Inc. Fire safe butterfly valve
CA1108589A (en) * 1979-06-01 1981-09-08 Grove Valve And Regulator Company Fire safe seal
US4286614A (en) * 1979-09-19 1981-09-01 Acf Industries, Incorporated High temperature ball valve
US4331172A (en) * 1980-09-15 1982-05-25 Acf Industries, Incorporated Fire-safe valve structure
US4393889A (en) * 1981-03-17 1983-07-19 Acf Industries, Incorporated Fire-safe valve structure
FR2698948B1 (fr) * 1992-12-04 1995-01-13 Coyard Ets Dispositif d'étanchéité notamment pour robinetteries exposées à des températures élevées.
US6206023B1 (en) 2000-04-27 2001-03-27 Nordstrom Valves, Inc. Ball valve including seat retainer securing means and method for forming the same
CN108426054A (zh) * 2018-02-24 2018-08-21 江苏盐电阀门有限公司 一种可靠的密封阀
CN108488418A (zh) * 2018-02-24 2018-09-04 江苏盐电阀门有限公司 一种可靠的轨道球阀
CN108488419A (zh) * 2018-02-24 2018-09-04 江苏盐电阀门有限公司 一种高压高温软密封浮动球阀
DE102021120801A1 (de) * 2021-08-10 2023-02-16 MSP-Armaturen GmbH Kugelhahn
CN115059772B (zh) * 2022-06-10 2024-09-03 温州大学 一种防火型密封旋转球阀及其装配方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3177887A (en) * 1960-10-26 1965-04-13 Hills Mccanna Co Ball valve having heat destructible seal
US3174495A (en) * 1962-11-16 1965-03-23 Acf Ind Inc Fire safe ball valve
FR2182291A5 (it) * 1972-04-25 1973-12-07 Gachot Jean
US4105040A (en) * 1977-06-27 1978-08-08 Chester Arnold M Temperature responsive valve seal

Also Published As

Publication number Publication date
MX146573A (es) 1982-07-08
AU3877978A (en) 1980-02-14
GB2002496B (en) 1982-03-03
IT7826634A0 (it) 1978-08-09
CA1078360A (en) 1980-05-27
AU527488B2 (en) 1983-03-10
DE2834692A1 (de) 1979-02-22
JPS5455820A (en) 1979-05-04
GB2002496A (en) 1979-02-21
US4160460A (en) 1979-07-10
FR2400156A1 (fr) 1979-03-09

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