GR3031074T3 - Safety valve - Google Patents

Safety valve

Info

Publication number
GR3031074T3
GR3031074T3 GR990402157T GR990402157T GR3031074T3 GR 3031074 T3 GR3031074 T3 GR 3031074T3 GR 990402157 T GR990402157 T GR 990402157T GR 990402157 T GR990402157 T GR 990402157T GR 3031074 T3 GR3031074 T3 GR 3031074T3
Authority
GR
Greece
Prior art keywords
valve
seat
disc
inlet
valve disc
Prior art date
Application number
GR990402157T
Other languages
English (en)
Inventor
Larry Wesley Smart
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Publication of GR3031074T3 publication Critical patent/GR3031074T3/el

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
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0486—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with mechanical actuating means
    • 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
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • 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
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0466—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with a special seating surface
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7737—Thermal responsive
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7738—Pop valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Compressor (AREA)
  • Glass Compositions (AREA)
  • Control Of Combustion (AREA)
  • Pens And Brushes (AREA)
  • Lift Valve (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
GR990402157T 1994-03-23 1999-08-26 Safety valve GR3031074T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/216,927 US5370151A (en) 1994-03-23 1994-03-23 Safety valve
PCT/US1994/013726 WO1995025919A1 (en) 1994-03-23 1994-11-30 Safety valve

Publications (1)

Publication Number Publication Date
GR3031074T3 true GR3031074T3 (en) 1999-12-31

Family

ID=22809020

Family Applications (1)

Application Number Title Priority Date Filing Date
GR990402157T GR3031074T3 (en) 1994-03-23 1999-08-26 Safety valve

Country Status (14)

Country Link
US (1) US5370151A (el)
EP (1) EP0753117B1 (el)
CN (1) CN1046155C (el)
AT (1) ATE182201T1 (el)
AU (1) AU682432B2 (el)
CA (1) CA2189545A1 (el)
DE (1) DE69419530T2 (el)
DK (1) DK0753117T3 (el)
ES (1) ES2137490T3 (el)
GR (1) GR3031074T3 (el)
NZ (1) NZ278183A (el)
RU (1) RU2135871C1 (el)
WO (1) WO1995025919A1 (el)
ZA (1) ZA949421B (el)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6161571A (en) * 1999-05-14 2000-12-19 The Living Trust of Eleanor A. Taylor Modulating relief valve
US7744071B2 (en) * 2001-06-19 2010-06-29 Mercer Valve Company, Inc. Safety relief valve having a low blow-down value and spring therefore
US6516828B2 (en) * 2001-06-19 2003-02-11 Mercer Valve Company, Inc. Snap-type safety relief valve having a consistent low blow-down value
US8505572B2 (en) 2010-12-29 2013-08-13 Dresser Inc. Pressure relief valve
USD732641S1 (en) * 2012-04-17 2015-06-23 Bitzer Kuehlmaschinenbau Gmbh Valves
US11598436B2 (en) * 2021-04-14 2023-03-07 Dresser, Llc Safety valves for use at extremely high temperatures

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US733641A (en) * 1902-06-02 1903-07-14 William Gihon Spinning-spindle.
US773641A (en) * 1904-08-19 1904-11-01 Crane Co Valve.
US2264656A (en) * 1940-07-31 1941-12-02 Manning Maxwell & Moore Inc Safety relief valve
GB1164678A (en) * 1966-12-27 1969-09-17 Toa Valve Company Ltd Improvements relating to Pop Safety Valves
US4708164A (en) * 1986-06-16 1987-11-24 Dresser Industries, Inc. Safety relief valve
US4858642A (en) * 1988-01-25 1989-08-22 Dresser Industries, Inc. Impact resistant pressure relief valve
US5011116A (en) * 1990-03-30 1991-04-30 Keystone International Holdings Corp. Shock absorbing sealing means for flow control devices
US5234023A (en) * 1992-02-27 1993-08-10 Dresser Industries Pressure relief valve with auxiliary loading device

Also Published As

Publication number Publication date
CN1149332A (zh) 1997-05-07
CA2189545A1 (en) 1995-09-28
EP0753117A4 (en) 1997-12-29
EP0753117B1 (en) 1999-07-14
ZA949421B (en) 1995-08-14
DK0753117T3 (da) 1999-11-29
AU682432B2 (en) 1997-10-02
NZ278183A (en) 1998-03-25
EP0753117A1 (en) 1997-01-15
CN1046155C (zh) 1999-11-03
WO1995025919A1 (en) 1995-09-28
RU2135871C1 (ru) 1999-08-27
ATE182201T1 (de) 1999-07-15
ES2137490T3 (es) 1999-12-16
DE69419530T2 (de) 2000-01-20
AU1430295A (en) 1995-10-09
DE69419530D1 (de) 1999-08-19
US5370151A (en) 1994-12-06

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