FR37682E - Circuit breaker improvements - Google Patents

Circuit breaker improvements

Info

Publication number: FR37682E
Authority: FR; France
Prior art keywords: circuit breaker; breaker; circuit; breaker improvements
Prior art date: 1928-07-14
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

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.)

1928-07-14

Filing date

1929-07-09

Publication date

1931-01-14

1929-07-09 Application filed by Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co

1931-01-14 Application granted granted Critical

1931-01-14 Publication of FR37682E publication Critical patent/FR37682E/en

Status Expired legal-status Critical Current

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
- H01H9/36—Metal parts
- 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
- H01H9/36—Metal parts
- H01H2009/365—Metal parts using U-shaped plates
- 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
- H01H9/36—Metal parts
- H01H2009/367—Metal parts defining a recurrent path, e.g. the subdivided arc is moved in a closed path between each pair of splitter plates

FR37682D 1928-07-14 1929-07-09 Circuit breaker improvements Expired FR37682E (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US292729A US1834856A (en)	1928-07-14	1928-07-14	Circuit breaker

Publications (1)

Publication Number	Publication Date
FR37682E true FR37682E (en)	1931-01-14

Family

ID=23125947

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR37682D Expired FR37682E (en)	1928-07-14	1929-07-09	Circuit breaker improvements

Country Status (4)

Country	Link
US (1)	US1834856A (en)
DE (2)	DE590941C (en)
FR (1)	FR37682E (en)
GB (1)	GB315437A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2632826A (en) *	1949-12-10	1953-03-24	Gen Electric	Arc quenching circuit interrupter
US2933574A (en) *	1954-04-26	1960-04-19	Westinghouse Electric Corp	Circuit interrupters
DE1069736B (en) *	1957-07-19	1959-11-26
IT712788A (en) *	1963-08-21
DE1230882B (en) *	1964-01-16	1966-12-22	Licentia Gmbh	Arc chamber
DE1261218B (en) *	1964-04-14	1968-02-15	Licentia Gmbh	Circuit breaker for direct or alternating current

1928
- 1928-07-14 US US292729A patent/US1834856A/en not_active Expired - Lifetime
1929
- 1929-07-05 DE DES92586D patent/DE590941C/en not_active Expired
- 1929-07-09 FR FR37682D patent/FR37682E/en not_active Expired
- 1929-07-13 GB GB21649/29A patent/GB315437A/en not_active Expired
- 1929-10-25 DE DES94569D patent/DE578224C/en not_active Expired

Also Published As

Publication number	Publication date
GB315437A (en)	1930-08-21
DE590941C (en)	1934-01-13
US1834856A (en)	1931-12-01
DE578224C (en)	1933-06-10

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