FR960347A - - Google Patents

Info

Publication number
FR960347A
FR960347A FR960347DA FR960347A FR 960347 A FR960347 A FR 960347A FR 960347D A FR960347D A FR 960347DA FR 960347 A FR960347 A FR 960347A
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.)
Expired
Application number
Other languages
French (fr)
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 FR960347A publication Critical patent/FR960347A/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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7092—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by several arcing chambers in series
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • 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
    • H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
    • H01H33/82—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas
    • H01H33/83—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas wherein the contacts are opened by the flow of air or gas
FR960347D 1947-02-03 Expired FR960347A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB272397X 1947-02-03
GB140148X 1948-01-14

Publications (1)

Publication Number Publication Date
FR960347A true FR960347A (xx) 1950-04-15

Family

ID=26250184

Family Applications (1)

Application Number Title Priority Date Filing Date
FR960347D Expired FR960347A (xx) 1947-02-03

Country Status (5)

Country Link
US (1) US2532529A (xx)
BE (1) BE480095A (xx)
CH (1) CH272397A (xx)
FR (1) FR960347A (xx)
GB (1) GB620941A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10276318B1 (en) 2013-03-15 2019-04-30 Innovative Switchgear IP, LLC Insulated switch

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE22420E (en) * 1944-01-18 Method of stimulating plants
NL34469C (xx) * 1931-07-06
US2069222A (en) * 1934-03-19 1937-02-02 Robert M Cremer Signal
US2111168A (en) * 1935-03-04 1938-03-15 Chansor John Flexible corrugated diaphragm
NL62315C (xx) * 1938-05-27
US2260188A (en) * 1940-03-27 1941-10-21 Milliken Humphreys Gas-blast circuit breaker
BE441359A (xx) * 1940-05-06
BE441661A (xx) * 1940-06-08
NL69212C (xx) * 1940-06-17
US2394046A (en) * 1942-12-10 1946-02-05 Westinghouse Electric Corp Circuit interrupter

Also Published As

Publication number Publication date
US2532529A (en) 1950-12-05
CH272397A (fr) 1950-12-15
BE480095A (xx)
GB620941A (en) 1949-04-01

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