DK218883A - PRESSURE RELIEF UNIT - Google Patents

PRESSURE RELIEF UNIT Download PDF

Info

Publication number
DK218883A
DK218883A DK218883A DK218883A DK218883A DK 218883 A DK218883 A DK 218883A DK 218883 A DK218883 A DK 218883A DK 218883 A DK218883 A DK 218883A DK 218883 A DK218883 A DK 218883A
Authority
DK
Denmark
Prior art keywords
pressure relief
relief unit
unit
pressure
relief
Prior art date
Application number
DK218883A
Other languages
Danish (da)
Other versions
DK218883D0 (en
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 DK218883D0 publication Critical patent/DK218883D0/en
Publication of DK218883A publication Critical patent/DK218883A/en

Links

Classifications

    • 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
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Safety Valves (AREA)
  • Housings And Mounting Of Transformers (AREA)
DK218883A 1982-05-19 1983-05-17 PRESSURE RELIEF UNIT DK218883A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37966182A 1982-05-19 1982-05-19

Publications (2)

Publication Number Publication Date
DK218883D0 DK218883D0 (en) 1983-05-17
DK218883A true DK218883A (en) 1983-11-20

Family

ID=23498156

Family Applications (1)

Application Number Title Priority Date Filing Date
DK218883A DK218883A (en) 1982-05-19 1983-05-17 PRESSURE RELIEF UNIT

Country Status (7)

Country Link
EP (1) EP0094702A1 (en)
JP (1) JPS58211077A (en)
AU (1) AU1407583A (en)
CA (1) CA1207213A (en)
DK (1) DK218883A (en)
ES (1) ES8407565A1 (en)
PT (1) PT76723B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3516323A1 (en) 1985-05-07 1986-11-13 Vdo Adolf Schindling Ag, 6000 Frankfurt INJECTION VALVE
US4843187A (en) * 1988-02-05 1989-06-27 Qualitrol Corporation Gasket assembly and electrical power transformer including the same
US4953588A (en) * 1989-08-16 1990-09-04 Mueller Co. Dual check valve
ES2119720B1 (en) * 1997-02-10 1999-05-01 Schlumberger Ind Sa GAS ISOLATED TRANSFORMER
US7210497B2 (en) * 2003-12-19 2007-05-01 Qualitrol Corporation Pressure relief device with increased flow rate
CN102953120B (en) * 2011-08-31 2015-08-12 上海朗兆机电设备有限公司 Monocrystal growing furnace pressure releasing means
CN110725979B (en) * 2019-11-22 2024-09-24 沈阳明远电气科技有限公司 Explosion-proof valve

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2989073A (en) * 1956-05-04 1961-06-20 Bastian Blessing Co Pressure and vacuum relief valve
US2904616A (en) * 1958-03-18 1959-09-15 Mc Graw Edison Co Encased electrical apparatus having pressure relief means
US3217082A (en) * 1962-10-08 1965-11-09 Qualitrol Corp Snap-action fault protector for electrical apparatus
AT237091B (en) * 1963-02-01 1964-11-25 Micafil Ag Expansion vessel with double valve for electrical devices with liquid dielectric
JPS5529315B2 (en) * 1972-01-20 1980-08-02
US3914528A (en) * 1974-03-20 1975-10-21 Qualitrol Corp Pressure relief device for power transformer
US4676266A (en) * 1982-01-07 1987-06-30 Qualitrol Corporation Pressure relief device

Also Published As

Publication number Publication date
PT76723A (en) 1983-06-01
DK218883D0 (en) 1983-05-17
AU1407583A (en) 1983-11-24
ES522505A0 (en) 1984-09-16
JPS58211077A (en) 1983-12-08
CA1207213A (en) 1986-07-08
PT76723B (en) 1986-05-07
ES8407565A1 (en) 1984-09-16
EP0094702A1 (en) 1983-11-23

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment