SG29084G - Heat responsive back seat arrangement for valve operator - Google Patents

Heat responsive back seat arrangement for valve operator

Info

Publication number
SG29084G
SG29084G SG29084A SG29084A SG29084G SG 29084 G SG29084 G SG 29084G SG 29084 A SG29084 A SG 29084A SG 29084 A SG29084 A SG 29084A SG 29084 G SG29084 G SG 29084G
Authority
SG
Singapore
Prior art keywords
back seat
seat arrangement
valve operator
heat responsive
responsive back
Prior art date
Application number
SG29084A
Other languages
English (en)
Original Assignee
Combustion Eng
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 Combustion Eng filed Critical Combustion Eng
Publication of SG29084G publication Critical patent/SG29084G/en

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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
    • F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature
    • F16K17/383—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature the valve comprising fusible, softening or meltable elements, e.g. used as link, blocking element, seal, closure plug
    • 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
    • F16K3/30—Details
    • F16K3/36—Features relating to lubrication
    • 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
    • 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
    • F16K41/16—Spindle sealings with a flange on the spindle which rests on a sealing ring
    • F16K41/18—Spindle sealings with a flange on the spindle which rests on a sealing ring sealing only when the closure member is in the opened position
    • 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)
  • Details Of Valves (AREA)
  • Lift Valve (AREA)
  • Sliding Valves (AREA)
SG29084A 1978-10-27 1984-04-07 Heat responsive back seat arrangement for valve operator SG29084G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/955,232 US4245661A (en) 1978-10-27 1978-10-27 Heat responsive back seat arrangement for valve operator

Publications (1)

Publication Number Publication Date
SG29084G true SG29084G (en) 1985-02-15

Family

ID=25496564

Family Applications (1)

Application Number Title Priority Date Filing Date
SG29084A SG29084G (en) 1978-10-27 1984-04-07 Heat responsive back seat arrangement for valve operator

Country Status (14)

Country Link
US (1) US4245661A (es)
JP (1) JPS5560778A (es)
AU (1) AU521762B2 (es)
CA (1) CA1100467A (es)
DE (1) DE2943327C2 (es)
DK (1) DK377579A (es)
FR (1) FR2439924A1 (es)
GB (1) GB2032583B (es)
IT (1) IT1193288B (es)
MX (1) MX153141A (es)
MY (1) MY8400334A (es)
NL (1) NL174291C (es)
NO (1) NO149147C (es)
SG (1) SG29084G (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2056025B (en) * 1979-08-10 1983-07-06 Serck Industries Ltd Fluid flow control valve
DE3116267C2 (de) * 1981-04-24 1984-11-22 Combustion Engineering, Inc., Windsor, Conn. Abdichtungsvorrichtung für eine drehbar gelagerte Spindel eines Ventils
FR2504641A1 (fr) * 1981-04-27 1982-10-29 Combustion Eng Vanne avec palier sensible a la chaleur constituant un agencement de siege arriere
DE3131943C2 (de) * 1981-08-12 1983-09-01 Combustion Engineering, Inc., 06095 Windsor, Conn. Absperrschieber mit bei der Betätigung im Normalbetrieb axial feststehender Gewindespindel
WO1983001099A1 (en) * 1981-09-22 1983-03-31 Richards, Cecil, Graham Stem seals for ball valves
US4449695A (en) * 1982-08-19 1984-05-22 Vapor Corporaion Fire safe plug valve
US4486002A (en) * 1982-09-24 1984-12-04 Fmc Corporation Combined metallic and flexible non-metallic pressure seal
US4474203A (en) * 1983-09-02 1984-10-02 Acf Industries, Incorporated Valve with pressure energized back seat sealing means
US4510960A (en) * 1983-09-30 1985-04-16 Fmc Corporation Valve stem-to-bonnet backseat
US4540013A (en) * 1983-10-13 1985-09-10 Smith International, Inc. Fire responsive stem retention apparatus
US4570659A (en) * 1983-11-01 1986-02-18 Gray Tool Company Fire resistant valve
US4658848A (en) * 1983-12-27 1987-04-21 Joy Manufacturing Company Heat responsive backseat for gate valves
US4682757A (en) * 1986-07-18 1987-07-28 Joy Manufacturing Company Secondary backseat for gate valve
JPH0348085A (ja) * 1990-07-13 1991-03-01 Fmc Corp 耐火型仕切弁
US5201336A (en) * 1992-02-10 1993-04-13 Cooper Industries, Inc. Fire safe valve
US5215286A (en) * 1992-05-26 1993-06-01 Nupro Company High pressure diaphragm valve
US5732731A (en) * 1996-09-24 1998-03-31 Fmc Corporation Secondary seal bypass valve for gate valves
KR100314767B1 (ko) * 1999-05-07 2001-11-17 김형국 밸브의 랜턴 링 및 글랜드 패킹의 제거방법
US6561517B2 (en) 2001-07-16 2003-05-13 Stealth International, Inc. Packing device for rotary valves
US8356795B2 (en) * 2009-07-07 2013-01-22 Fisher Controls International Llc Shaft retaining assemblies for use with fluid valves
US20140138082A1 (en) * 2012-11-16 2014-05-22 Vetco Gray Inc. Thermally-sensitive triggering mechanism for selective mechanical energization of annular seal element
CA2921588C (en) 2015-02-20 2018-05-29 Isolation Equipment Services Inc. Bonnet and gate arrangements for a gate valve in particulate-laden fluid environments
RU199389U1 (ru) * 2020-04-21 2020-08-31 Общество с ограниченной ответственностью "Промавтоматика-Саров" Устройство запорно-регулирующее
RU202418U1 (ru) * 2020-07-07 2021-02-17 Общество с ограниченной ответственностью "Промавтоматика-Саров" Устройство регулирующее

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1954643A (en) * 1931-01-13 1934-04-10 Hughes Tool Co Valve stem packing
US2647721A (en) * 1947-10-06 1953-08-04 Alexander S Volpin Arrangement for repacking valve stems under pressure
US2935343A (en) * 1957-03-12 1960-05-03 George S Ellis Pressure responsive fluid tight pipe joint
FR1262568A (fr) * 1957-09-02 1961-06-05 Rockwell Mfg Co Robinet à boisseau
US3348567A (en) * 1965-01-04 1967-10-24 Alexander S Volpin Compound pressure sealant-sealed valve
US3349789A (en) * 1965-05-24 1967-10-31 Gray Tool Co Lubricated wedge gate valve
US3412750A (en) * 1966-10-25 1968-11-26 Alexander S. Volpin Back sealing arrangement for gate valve stems
US3842853A (en) * 1970-04-06 1974-10-22 Otis Eng Corp Fire safety valve
CH527386A (de) * 1971-02-15 1972-08-31 Von Roll Ag Vorrichtung zur Abdichtung von Spindeln von unter Druck stehenden Absperrorganen
US3788600A (en) * 1972-08-24 1974-01-29 Cameron Iron Works Inc Gate valve
US4149558A (en) * 1977-05-25 1979-04-17 Combustion Engineering, Inc. Selective back seat valve

Also Published As

Publication number Publication date
AU521762B2 (en) 1982-04-29
DE2943327C2 (de) 1982-11-18
NO149147C (no) 1984-02-29
US4245661A (en) 1981-01-20
GB2032583A (en) 1980-05-08
JPS5560778A (en) 1980-05-08
GB2032583B (en) 1982-10-13
MX153141A (es) 1986-08-12
NL174291C (nl) 1984-05-16
NO792382L (no) 1980-04-29
CA1100467A (en) 1981-05-05
AU4995479A (en) 1980-05-01
DE2943327A1 (de) 1980-05-08
FR2439924A1 (fr) 1980-05-23
DK377579A (da) 1980-04-28
FR2439924B1 (es) 1983-05-13
NL7905734A (nl) 1980-04-29
MY8400334A (en) 1984-12-31
NL174291B (nl) 1983-12-16
IT7950584A0 (it) 1979-10-16
NO149147B (no) 1983-11-14
IT1193288B (it) 1988-06-15

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