FR745721A - - Google Patents

Info

Publication number
FR745721A
FR745721A FR745721DA FR745721A FR 745721 A FR745721 A FR 745721A FR 745721D A FR745721D A FR 745721DA FR 745721 A FR745721 A FR 745721A
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 FR745721A publication Critical patent/FR745721A/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
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/58—Silencers for suppressing noise of switch operation
FR745721D 1931-10-19 Expired FR745721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1984396X 1931-10-19

Publications (1)

Publication Number Publication Date
FR745721A true FR745721A (en) 1933-05-13

Family

ID=7882188

Family Applications (1)

Application Number Title Priority Date Filing Date
FR745721D Expired FR745721A (en) 1931-10-19

Country Status (3)

Country Link
US (1) US1984396A (en)
BE (1) BE391540A (en)
FR (1) FR745721A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767738C (en) * 1939-10-11 1953-04-16 Aeg Electric circuit breaker with arc chamber

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2486127A (en) * 1944-06-26 1949-10-25 Gen Electric Air blast electric circuit breaker
US2452953A (en) * 1945-04-06 1948-11-02 Gen Electric Circuit interrupting apparatus
US2942086A (en) * 1957-03-06 1960-06-21 Allis Chalmers Mfg Co Chimney cooler for air circuit breakers
US3448231A (en) * 1966-11-14 1969-06-03 Gen Electric Electric circuit breaker arc chute with arc discharge filter
US3671697A (en) * 1971-01-07 1972-06-20 S & C Electric Co Switch construction with load break device having a movable slat, a gas expansion chamber and a gas muffler
FR2468987A1 (en) * 1979-10-31 1981-05-08 Alsthom Atlantique ELECTRIC ARC COOLING DEVICE FOR CHIMNEYS OF CUTTING DEVICES
DE19858952C1 (en) * 1998-12-10 2000-09-07 Siemens Ag Electrical circuit breaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767738C (en) * 1939-10-11 1953-04-16 Aeg Electric circuit breaker with arc chamber

Also Published As

Publication number Publication date
US1984396A (en) 1934-12-18
BE391540A (en)

Similar Documents

Publication Publication Date Title
FR740962A (en)
FR745721A (en)
FR747327A (en)
FR704949A (en)
FR703722A (en)
IT51131A (en)
BE377446A (en)
BE378198A (en)
BE378008A (en)
NL34461C (en)
BE389771A (en)
BE386129A (en)
BE384309A (en)
BE382138A (en)
BE378730A (en)
BE378712A (en)
BE378640A (en)
BE378630A (en)
BE378610A (en)
BE378523A (en)
BE376960A (en)
BE378350A (en)
BE378214A (en)
BE378608A (en)
BE378184A (en)