CA934797A - Vacuum type electrical device - Google Patents

Vacuum type electrical device

Info

Publication number
CA934797A
CA934797A CA126164A CA126164A CA934797A CA 934797 A CA934797 A CA 934797A CA 126164 A CA126164 A CA 126164A CA 126164 A CA126164 A CA 126164A CA 934797 A CA934797 A CA 934797A
Authority
CA
Canada
Prior art keywords
electrical device
type electrical
vacuum type
vacuum
type
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
CA126164A
Other versions
CA126164S (en
Inventor
E. Harper William
M. Pflanz Herbert
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.)
Allis Chalmers Corp
Original Assignee
Allis Chalmers 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 Allis Chalmers Corp filed Critical Allis Chalmers Corp
Application granted granted Critical
Publication of CA934797A publication Critical patent/CA934797A/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
    • H01H33/662—Housings or protective screens
    • H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
    • 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
    • H01H33/662—Housings or protective screens
    • H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
    • H01H2033/66223—Details relating to the sealing of vacuum switch housings
    • 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
    • H01H33/662—Housings or protective screens
    • H01H33/66238—Specific bellows details
    • 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
    • H01H33/662—Housings or protective screens
    • H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
CA126164A 1970-11-19 1971-10-26 Vacuum type electrical device Expired CA934797A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9100170A 1970-11-19 1970-11-19

Publications (1)

Publication Number Publication Date
CA934797A true CA934797A (en) 1973-10-02

Family

ID=22225280

Family Applications (1)

Application Number Title Priority Date Filing Date
CA126164A Expired CA934797A (en) 1970-11-19 1971-10-26 Vacuum type electrical device

Country Status (2)

Country Link
US (1) US3626123A (en)
CA (1) CA934797A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3720867A (en) * 1972-02-04 1973-03-13 Gen Electric Fail safe vacuum type circuit interrupter and associated load current tap changer for electric induction apparatus
US3898406A (en) * 1973-12-03 1975-08-05 Allis Chalmers Interrupter-bushing
JPS573157Y2 (en) * 1976-03-29 1982-01-20
US4216360A (en) * 1978-07-27 1980-08-05 Westinghouse Electric Corp. Low voltage vacuum switch with internal arcing shield
US5736705A (en) * 1996-09-13 1998-04-07 Cooper Industries, Inc. Grading ring insert assembly
FR2760906B1 (en) * 1997-03-17 1999-05-07 Gec Alsthom T & D Sa INSULATING ENCLOSURE IN COMPOSITE MATERIAL IN PARTICULAR FOR GENERATOR CIRCUIT BREAKER
EP2996131B1 (en) 2014-09-12 2020-08-05 ABB Schweiz AG Vacuum interrupter pole for high pressure environment application
CN104538240B (en) * 2014-12-31 2017-05-24 宁夏力成电气集团有限公司 Embedded pole of plateau vacuum circuit breaker
EP3182438B1 (en) 2015-12-18 2018-10-03 ABB Schweiz AG Subsea pressure resistant housing for an electric component
EP3316273B1 (en) * 2016-10-25 2023-11-29 ABB Schweiz AG Pole part for medium voltage switchgear

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021407A (en) * 1958-09-16 1962-02-13 Jennings Radio Mfg Corp Vacuumized electric switch
US3026394A (en) * 1959-11-10 1962-03-20 Jennings Radio Mfg Corp Vacuumized electric switch
US3087034A (en) * 1960-06-20 1963-04-23 Ling Altec Electronics Inc Vacuum switch

Also Published As

Publication number Publication date
US3626123A (en) 1971-12-07

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