FR942947A - Circuit switches - Google Patents

Circuit switches

Info

Publication number
FR942947A
FR942947A FR942947DA FR942947A FR 942947 A FR942947 A FR 942947A FR 942947D A FR942947D A FR 942947DA FR 942947 A FR942947 A FR 942947A
Authority
FR
France
Prior art keywords
circuit switches
switches
circuit
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 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR942947A publication Critical patent/FR942947A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
FR942947D 1940-10-29 1947-02-05 Circuit switches Expired FR942947A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US363253A US2276859A (en) 1940-10-29 1940-10-29 Circuit interrupter

Publications (1)

Publication Number Publication Date
FR942947A true FR942947A (en) 1949-02-22

Family

ID=23429467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR942947D Expired FR942947A (en) 1940-10-29 1947-02-05 Circuit switches

Country Status (4)

Country Link
US (1) US2276859A (en)
DE (1) DE919722C (en)
FR (1) FR942947A (en)
GB (1) GB552774A (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442199A (en) * 1943-12-15 1948-05-25 Westinghouse Electric Corp Circuit interrupter
US2454121A (en) * 1945-04-03 1948-11-16 Westinghouse Electric Corp Circuit interrupter
US2548220A (en) * 1945-04-16 1951-04-10 Allis Chalmers Mfg Co Arc transferring means for switchgears
US2477189A (en) * 1946-12-05 1949-07-26 Allis Chalmers Mfg Co Electric arc extinguishing means
BE479337A (en) * 1947-01-04
BE479338A (en) * 1947-01-04
US2759073A (en) * 1947-01-11 1956-08-14 Ite Circuit Breaker Ltd High voltage magnetic arc extinguishing means
US2613299A (en) * 1947-01-11 1952-10-07 Ite Circuit Breaker Ltd High-voltage circuit breaker
US2622173A (en) * 1947-03-03 1952-12-16 Canadian Controllers Ltd Magnetic blowout system for high-voltage contactors
US2652469A (en) * 1950-09-20 1953-09-15 Allis Chalmers Mfg Co Arc chute with slotted and perforated barrier plates
US2623140A (en) * 1950-10-07 1952-12-23 Allis Chalmers Mfg Co Arc runner with trap for products of arcing
US2648743A (en) * 1950-12-28 1953-08-11 Allis Chalmers Mfg Co Exhaust passage and trap means coextensive with arc runners
US2668892A (en) * 1950-12-30 1954-02-09 Allis Chalmers Mfg Co Contact and arc runner structure for circuit interrupting devices
US2692319A (en) * 1951-05-26 1954-10-19 Westinghouse Electric Corp Circuit interrupter
US2707218A (en) * 1951-05-31 1955-04-26 Westinghouse Electric Corp Air-break circuit interrupters
US2734970A (en) * 1951-09-28 1956-02-14 Circuit interrupters
US2749410A (en) * 1952-08-12 1956-06-05 Allis Chalmers Mfg Co Arc chute with perforated barrier plates having staggered slots
US2933574A (en) * 1954-04-26 1960-04-19 Westinghouse Electric Corp Circuit interrupters
US2861152A (en) * 1954-12-13 1958-11-18 Gen Electric Electric circuit interrupter
DE1030422B (en) * 1956-02-27 1958-05-22 Siemens Ag Electrical switchgear, in particular air protection
BE560671A (en) * 1956-09-10
US2900477A (en) * 1956-09-21 1959-08-18 Westinghouse Electric Corp Circuit interrupters
BE562665A (en) * 1956-11-26
US2942083A (en) * 1956-12-24 1960-06-21 Westinghouse Electric Corp Circuit interrupters
US2942084A (en) * 1957-08-30 1960-06-21 Allis Chalmers Mfg Co Circuit breaker employing perforated flue means adjacent arc runners
DE1063695B (en) * 1957-09-20 1959-08-20 Licentia Gmbh Electrical, multi-pole, encapsulated circuit breaker with contact levers protruding into the fukes
DE1144364B (en) * 1957-10-31 1963-02-28 Wickmann Werke Ag Low voltage switchgear for alternating current
DE1087217B (en) * 1958-09-10 1960-08-18 Licentia Gmbh Magnetic blow switch
FR1224133A (en) * 1959-01-20 1960-06-22 Merlin Gerin Improvements to arc extinguishing devices
FR1269360A (en) * 1960-07-01 1961-08-11 Merlin Gerin Improvements to an arc extinguishing device
US3081389A (en) * 1960-12-19 1963-03-12 Ite Circuit Breaker Ltd Uninterrupted arc chute venteng path for jump gap and runner
US3177324A (en) * 1961-12-01 1965-04-06 Allis Chalmers Mfg Co Circuit breaker employing perforated arc runners
BE629702A (en) * 1963-03-18 Merlin Gerin
FR2204866B2 (en) * 1972-10-31 1976-01-30 Merlin Gerin

Also Published As

Publication number Publication date
DE919722C (en) 1954-11-02
US2276859A (en) 1942-03-17
GB552774A (en) 1943-04-23

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