CA550139A - Pressure responsive relays - Google Patents

Pressure responsive relays

Info

Publication number
CA550139A
CA550139A CA550139A CA550139DA CA550139A CA 550139 A CA550139 A CA 550139A CA 550139 A CA550139 A CA 550139A CA 550139D A CA550139D A CA 550139DA CA 550139 A CA550139 A CA 550139A
Authority
CA
Canada
Prior art keywords
pressure responsive
responsive relays
relays
pressure
responsive
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
Application number
CA550139A
Other languages
French (fr)
Inventor
E. Sauer Louis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric 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.)
Publication date
Application granted granted Critical
Publication of CA550139A publication Critical patent/CA550139A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/32—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by bellows
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/26—Means for detecting the presence of an arc or other discharge

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Housings And Mounting Of Transformers (AREA)
CA550139A 1954-11-23 Pressure responsive relays Expired CA550139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US470639A US2773146A (en) 1954-11-23 1954-11-23 Pressure switch

Publications (1)

Publication Number Publication Date
CA550139A true CA550139A (en) 1957-12-10

Family

ID=54601531

Family Applications (1)

Application Number Title Priority Date Filing Date
CA550139A Expired CA550139A (en) 1954-11-23 Pressure responsive relays

Country Status (4)

Country Link
US (1) US2773146A (en)
JP (1) JPS321674B1 (en)
CA (1) CA550139A (en)
DE (1) DE1052506B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3277341A (en) * 1958-11-26 1966-10-04 Deutschmann Tobe Energy storage capacitors and associated circuitry
NL249491A (en) * 1959-03-26
DE1240988B (en) * 1964-11-03 1967-05-24 Messwandler Bau Gmbh Protective device for a gas or liquid insulated cascade voltage converter
US3816801A (en) * 1973-01-11 1974-06-11 Westinghouse Electric Corp Electrical transformer
US4001644A (en) * 1975-03-27 1977-01-04 Westinghouse Electric Corporation Sudden pressure relay having seismic protection
US4117525A (en) * 1977-09-09 1978-09-26 Electric Power Research Institute, Inc. Overpressure protection for vaporization cooled electrical apparatus
FR2452175A1 (en) * 1979-03-23 1980-10-17 Alsthom Unelec Sa ELECTRICAL AIR CUT-OFF APPARATUS PROVIDED WITH A SHORT-CIRCUIT INDICATOR DEVICE
US8710946B2 (en) * 2008-09-17 2014-04-29 General Electric Company Rupture resistant system
US8717134B2 (en) * 2008-09-17 2014-05-06 General Electric Company System with directional pressure venting
US9159482B2 (en) 2008-09-17 2015-10-13 General Electric Company Rupture resistant tank system
EP3671788B1 (en) * 2018-12-17 2022-08-31 ABB Schweiz AG Overpressure relief flap apparatus for a medium or high voltage switchgear

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2094319A (en) * 1935-08-31 1937-09-28 Bristol Company Sanitary pressure operated device
US2357878A (en) * 1943-01-21 1944-09-12 Hotstream Heater Co Pressure control device
GB698069A (en) * 1947-11-14 1953-10-07 Westinghouse Electric Int Co Improvements in or relating to pressure sensitive electrical apparatus
US2658122A (en) * 1950-01-27 1953-11-03 Cleveland Fuel Equipment Compa Pressure switch
US2648741A (en) * 1950-06-09 1953-08-11 Meletron Corp Pressure operated temperature responsive switch

Also Published As

Publication number Publication date
DE1052506B (en) 1959-03-12
JPS321674B1 (en) 1957-03-12
US2773146A (en) 1956-12-04

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