FR2256522A1 - - Google Patents

Info

Publication number
FR2256522A1
FR2256522A1 FR7442928A FR7442928A FR2256522A1 FR 2256522 A1 FR2256522 A1 FR 2256522A1 FR 7442928 A FR7442928 A FR 7442928A FR 7442928 A FR7442928 A FR 7442928A FR 2256522 A1 FR2256522 A1 FR 2256522A1
Authority
FR
France
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.)
Granted
Application number
FR7442928A
Other languages
French (fr)
Other versions
FR2256522B3 (en
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2256522A1 publication Critical patent/FR2256522A1/fr
Application granted granted Critical
Publication of FR2256522B3 publication Critical patent/FR2256522B3/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
    • H01H33/6646—Contacts; Arc-extinguishing means, e.g. arcing rings having non flat disc-like contact surface
FR7442928A 1973-12-26 1974-12-26 Expired FR2256522B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00428024A US3854068A (en) 1973-12-26 1973-12-26 Shield structure for vacuum arc discharge devices

Publications (2)

Publication Number Publication Date
FR2256522A1 true FR2256522A1 (en) 1975-07-25
FR2256522B3 FR2256522B3 (en) 1977-09-23

Family

ID=23697249

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442928A Expired FR2256522B3 (en) 1973-12-26 1974-12-26

Country Status (5)

Country Link
US (1) US3854068A (en)
JP (1) JPS5096880A (en)
CA (1) CA980403A (en)
DE (1) DE2440189A1 (en)
FR (1) FR2256522B3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2618040A1 (en) * 1975-05-19 1976-12-02 Gen Electric LOAD SWITCH OF THE VACUUM TYPE WITH TWO ELECTRICALLY SWITCHED CONTACTS
US4061894A (en) * 1976-04-28 1977-12-06 General Electric Company Vacuum-type circuit interrupter with improved protection for bellows
US4063126A (en) * 1977-02-16 1977-12-13 General Electric Company Vacuum arc discharge device with tapered rod electrodes
EP0337192B1 (en) * 1988-04-11 1994-07-20 Siemens Aktiengesellschaft Gas discharge switch
US6037715A (en) * 1997-11-19 2000-03-14 Maxwell Technologies Systems Division, Inc. Spark switch having coaxial electrodes with increased electrode surface area exposure
US8305028B2 (en) * 2010-03-09 2012-11-06 Nidec Motor Corporation Electric motor and switch for electric motor having arc barrier

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1314152A (en) * 1919-08-26 Spark-gap apparatus
US3087092A (en) * 1961-05-10 1963-04-23 Gen Electric Gas generating switching tube
US3271619A (en) * 1963-07-26 1966-09-06 Gen Electric Triggered vacuum discharge device
US3366825A (en) * 1966-07-11 1968-01-30 Gen Electric Vacuum gap discharge device having grooved electrodes for thermal insulation
US3588576A (en) * 1968-11-25 1971-06-28 Joslyn Mfg & Supply Co Spark-gap device having a thin conductive layer for stabilizing operation

Also Published As

Publication number Publication date
CA980403A (en) 1975-12-23
FR2256522B3 (en) 1977-09-23
DE2440189A1 (en) 1975-07-10
JPS5096880A (en) 1975-08-01
US3854068A (en) 1974-12-10

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Legal Events

Date Code Title Description
ST Notification of lapse