CA980403A - Shield structure for vacuum arc discharge devices - Google Patents

Shield structure for vacuum arc discharge devices

Info

Publication number
CA980403A
CA980403A CA211,965A CA211965A CA980403A CA 980403 A CA980403 A CA 980403A CA 211965 A CA211965 A CA 211965A CA 980403 A CA980403 A CA 980403A
Authority
CA
Canada
Prior art keywords
arc discharge
shield structure
vacuum arc
discharge devices
vacuum
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
CA211,965A
Inventor
Joseph A. Rich
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
Application granted granted Critical
Publication of CA980403A publication Critical patent/CA980403A/en
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
CA211,965A 1973-12-26 1974-10-22 Shield structure for vacuum arc discharge devices Expired CA980403A (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 (1)

Publication Number Publication Date
CA980403A true CA980403A (en) 1975-12-23

Family

ID=23697249

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211,965A Expired CA980403A (en) 1973-12-26 1974-10-22 Shield structure for vacuum arc discharge devices

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
ATE108946T1 (en) * 1988-04-11 1994-08-15 Siemens Ag 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
FR2256522A1 (en) 1975-07-25
JPS5096880A (en) 1975-08-01
FR2256522B3 (en) 1977-09-23
US3854068A (en) 1974-12-10
DE2440189A1 (en) 1975-07-10

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