CA1207213A - Dual valve pressure relief device - Google Patents
Dual valve pressure relief deviceInfo
- Publication number
- CA1207213A CA1207213A CA000426952A CA426952A CA1207213A CA 1207213 A CA1207213 A CA 1207213A CA 000426952 A CA000426952 A CA 000426952A CA 426952 A CA426952 A CA 426952A CA 1207213 A CA1207213 A CA 1207213A
- Authority
- CA
- Canada
- Prior art keywords
- valve
- spring
- gasket
- base plate
- pressure relief
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37966182A | 1982-05-19 | 1982-05-19 | |
US379,661 | 1982-05-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1207213A true CA1207213A (en) | 1986-07-08 |
Family
ID=23498156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000426952A Expired CA1207213A (en) | 1982-05-19 | 1983-04-28 | Dual valve pressure relief device |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0094702A1 (da) |
JP (1) | JPS58211077A (da) |
AU (1) | AU1407583A (da) |
CA (1) | CA1207213A (da) |
DK (1) | DK218883A (da) |
ES (1) | ES522505A0 (da) |
PT (1) | PT76723B (da) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3516323A1 (de) | 1985-05-07 | 1986-11-13 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Einspritzventil |
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 (es) * | 1997-02-10 | 1999-05-01 | Schlumberger Ind Sa | Transformador aislado por gas |
US7210497B2 (en) * | 2003-12-19 | 2007-05-01 | Qualitrol Corporation | Pressure relief device with increased flow rate |
CN102953120B (zh) * | 2011-08-31 | 2015-08-12 | 上海朗兆机电设备有限公司 | 单晶生长炉压力释放装置 |
CN110725979A (zh) * | 2019-11-22 | 2020-01-24 | 沈阳明远电气科技有限公司 | 防爆阀 |
Family Cites Families (7)
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 (de) * | 1963-02-01 | 1964-11-25 | Micafil Ag | Expansionsgefäß mit Doppelventil für elektrische Geräte mit flüssigem Dielektrikum |
JPS5529315B2 (da) * | 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 |
-
1983
- 1983-04-28 CA CA000426952A patent/CA1207213A/en not_active Expired
- 1983-04-29 AU AU14075/83A patent/AU1407583A/en not_active Abandoned
- 1983-04-29 EP EP19830200615 patent/EP0094702A1/en not_active Withdrawn
- 1983-05-17 DK DK218883A patent/DK218883A/da not_active Application Discontinuation
- 1983-05-18 ES ES522505A patent/ES522505A0/es active Granted
- 1983-05-18 PT PT7672383A patent/PT76723B/pt unknown
- 1983-05-19 JP JP8834383A patent/JPS58211077A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DK218883D0 (da) | 1983-05-17 |
AU1407583A (en) | 1983-11-24 |
ES8407565A1 (es) | 1984-09-16 |
JPS58211077A (ja) | 1983-12-08 |
EP0094702A1 (en) | 1983-11-23 |
PT76723A (en) | 1983-06-01 |
PT76723B (en) | 1986-05-07 |
ES522505A0 (es) | 1984-09-16 |
DK218883A (da) | 1983-11-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |