DK542382A - Sikkerhedsventil - Google Patents

Sikkerhedsventil Download PDF

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Publication number
DK542382A
DK542382A DK542382A DK542382A DK542382A DK 542382 A DK542382 A DK 542382A DK 542382 A DK542382 A DK 542382A DK 542382 A DK542382 A DK 542382A DK 542382 A DK542382 A DK 542382A
Authority
DK
Denmark
Prior art keywords
safety valve
improvement
cup
fixedly mounted
valve member
Prior art date
Application number
DK542382A
Other languages
English (en)
Other versions
DK157254C (da
DK157254B (da
Inventor
Wendell D Johnson
Original Assignee
Qualitrol 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 Qualitrol Corp filed Critical Qualitrol Corp
Publication of DK542382A publication Critical patent/DK542382A/da
Publication of DK157254B publication Critical patent/DK157254B/da
Application granted granted Critical
Publication of DK157254C publication Critical patent/DK157254C/da

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H01F2027/404—Protective devices specially adapted for fluid filled transformers
    • 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
    • Y10T137/4238—With cleaner, lubrication added to fluid or liquid sealing at valve interface
    • Y10T137/4245—Cleaning or steam sterilizing
    • Y10T137/4273—Mechanical cleaning
    • 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
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7866—Plural seating

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Safety Valves (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Gasket Seals (AREA)
  • Lift Valve (AREA)
  • Sealing Devices (AREA)
  • Compressor (AREA)
  • Glass Compositions (AREA)
  • Control Of Combustion (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Regulation Of General Use Transformers (AREA)
DK542382A 1982-01-07 1982-12-07 Sikkerhedsventil DK157254C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33773182 1982-01-07
US06/337,731 US4676266A (en) 1982-01-07 1982-01-07 Pressure relief device

Publications (3)

Publication Number Publication Date
DK542382A true DK542382A (da) 1983-07-08
DK157254B DK157254B (da) 1989-11-27
DK157254C DK157254C (da) 1990-05-07

Family

ID=23321769

Family Applications (1)

Application Number Title Priority Date Filing Date
DK542382A DK157254C (da) 1982-01-07 1982-12-07 Sikkerhedsventil

Country Status (12)

Country Link
US (1) US4676266A (da)
EP (1) EP0083814B1 (da)
JP (1) JPS58118384A (da)
AT (1) ATE21539T1 (da)
AU (1) AU551512B2 (da)
CA (1) CA1197215A (da)
DE (1) DE3272774D1 (da)
DK (1) DK157254C (da)
ES (1) ES279725Y (da)
HK (1) HK14391A (da)
IE (1) IE53510B1 (da)
PT (1) PT76068B (da)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1207213A (en) * 1982-05-19 1986-07-08 Wendell D. Johnson Dual valve pressure relief device
US4843187A (en) * 1988-02-05 1989-06-27 Qualitrol Corporation Gasket assembly and electrical power transformer including the same
US5520209A (en) * 1993-12-03 1996-05-28 The Dow Chemical Company Fluid relief device
US5960823A (en) * 1998-07-21 1999-10-05 Electromechanical Research Laboratories, Inc. Tank vacuum limiter assembly
US6497248B2 (en) 2001-01-18 2002-12-24 Qualitrol Corporation Pressure relief device with one piece gasket
ITPD20010014U1 (it) * 2001-02-27 2002-08-27 Comem Spa Struttura di valvola di sicurezza particolarmente per trasformatori elettrici in bagno d'olio.
ATE389840T1 (de) 2003-03-19 2008-04-15 Reinhausen Maschf Scheubeck Druckentlastungsventil
US7210497B2 (en) * 2003-12-19 2007-05-01 Qualitrol Corporation Pressure relief device with increased flow rate
US7111637B2 (en) * 2003-12-19 2006-09-26 Qualitrol Corporation Enclosure system for pressure relief device
WO2007136008A1 (ja) 2006-05-18 2007-11-29 Masprodenkoh Kabushikikaisha 直列ユニット
DE102008060337B3 (de) * 2008-12-03 2010-04-08 Maschinenfabrik Reinhausen Gmbh Druckentlastungsventil
EP2450601B1 (de) * 2010-11-03 2016-08-10 Leinemann GmbH & Co. KG Schaltventil
EP2520836A1 (en) 2011-05-05 2012-11-07 ABB Technology AG Pressure relief device for a power transformer, and related power transformer
ITVI20120143A1 (it) * 2012-06-15 2013-12-16 Elettromaule Component S R L Una valvola di sovrappressione
DE102018113748B3 (de) * 2018-06-08 2019-07-11 Leinemann Gmbh & Co. Kg Tankventil und Tank mit einem derartigen Ventil
US11857761B2 (en) * 2021-08-03 2024-01-02 Carefusion 303, Inc. Check valve

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2130651A (en) * 1936-02-10 1938-09-20 Vacseal Containers Ltd Closure for canisters, boxes, cans, jars, and the like containers
US2328805A (en) * 1941-06-13 1943-09-07 Galvin Mfg Corp Valve mechanism
US2645449A (en) * 1948-04-28 1953-07-14 Eljer Co Faucet with pressure sealed expanding washer valve seat
US2752942A (en) * 1951-09-18 1956-07-03 Dunlop Rubber Co Pressure relief valve
US3113172A (en) * 1958-12-24 1963-12-03 Gen Electric Pressure relief device
US3164164A (en) * 1960-02-02 1965-01-05 Pall Corp Pressure-responsive valves
US3217082A (en) * 1962-10-08 1965-11-09 Qualitrol Corp Snap-action fault protector for electrical apparatus
US3347555A (en) * 1964-08-11 1967-10-17 Orlo C Norton Seal rings for pressure cylinders
DE2914981C3 (de) * 1979-04-12 1993-12-02 Westfalia Becorit Ind Tech Druckbegrenzungsventil für hydraulische Grubenstempel

Also Published As

Publication number Publication date
DK157254C (da) 1990-05-07
IE53510B1 (en) 1988-11-23
ES279725U (es) 1984-11-16
US4676266A (en) 1987-06-30
PT76068A (en) 1983-02-01
ES279725Y (es) 1985-06-01
AU551512B2 (en) 1986-05-01
EP0083814A1 (en) 1983-07-20
CA1197215A (en) 1985-11-26
DK157254B (da) 1989-11-27
JPS58118384A (ja) 1983-07-14
HK14391A (en) 1991-03-08
DE3272774D1 (en) 1986-09-25
EP0083814B1 (en) 1986-08-20
AU9094382A (en) 1983-07-14
PT76068B (en) 1986-01-16
JPH0366542B2 (da) 1991-10-17
IE822772L (en) 1983-07-07
ATE21539T1 (de) 1986-09-15

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Legal Events

Date Code Title Description
PUP Patent expired