FR717283A - High voltage switches - Google Patents

High voltage switches

Info

Publication number
FR717283A
FR717283A FR717283DA FR717283A FR 717283 A FR717283 A FR 717283A FR 717283D A FR717283D A FR 717283DA FR 717283 A FR717283 A FR 717283A
Authority
FR
France
Prior art keywords
high voltage
voltage switches
switches
voltage
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
Other languages
French (fr)
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 and Manufacturing 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 granted granted Critical
Publication of FR717283A publication Critical patent/FR717283A/en
Application filed by Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co
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
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/08—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H33/10—Metal parts
    • 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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
    • H01H33/75—Liquid-break switches, e.g. oil-break
    • 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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
FR717283D 1930-05-20 1931-05-19 High voltage switches Expired FR717283A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US453910A US1911072A (en) 1930-05-20 1930-05-20 High voltage circuit breaker

Publications (1)

Publication Number Publication Date
FR717283A true FR717283A (en) 1931-01-04

Family

ID=23802540

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717283D Expired FR717283A (en) 1930-05-20 1931-05-19 High voltage switches

Country Status (2)

Country Link
US (1) US1911072A (en)
FR (1) FR717283A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4675481A (en) * 1986-10-09 1987-06-23 General Electric Company Compact electric safety switch

Also Published As

Publication number Publication date
US1911072A (en) 1933-05-23

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