FR730297A - Improvements to switches incorporating arc extinguishing devices - Google Patents

Improvements to switches incorporating arc extinguishing devices

Info

Publication number: FR730297A
Authority: FR; France
Prior art keywords: arc extinguishing; extinguishing devices; switches incorporating; incorporating arc; switches
Prior art date: 1931-01-24
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.)

1931-01-24

Filing date

1932-01-22

Publication date

1932-08-10

1932-01-22 Application filed by Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co

1932-08-10 Application granted granted Critical

1932-08-10 Publication of FR730297A publication Critical patent/FR730297A/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
- 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

FR730297D 1931-01-24 1932-01-22 Improvements to switches incorporating arc extinguishing devices Expired FR730297A (en)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
US510981A US2037418A (en)	1931-01-24	1931-01-24	Circuit breaker
US511010A US1927888A (en)	1931-01-24	1931-01-24	Circuit breaker
US511184A US1927904A (en)	1931-01-24	1931-01-26	Circuit breaker
US593273A US1896779A (en)	1931-01-24	1932-02-16	Circuit interrupter
US69325A US2100743A (en)	1931-01-24	1936-03-17	Circuit breaker

Publications (1)

Publication Number	Publication Date
FR730297A true FR730297A (en)	1932-08-10

Family

ID=32034459

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR730297D Expired FR730297A (en)	1931-01-24	1932-01-22	Improvements to switches incorporating arc extinguishing devices
FR750505D Expired FR750505A (en)	1931-01-24	1933-02-09

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
FR750505D Expired FR750505A (en)	1931-01-24	1933-02-09

Country Status (4)

Country	Link
US (5)	US1927888A (en)
DE (2)	DE591597C (en)
FR (2)	FR730297A (en)
GB (4)	GB388519A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE483190A (en) *	1939-03-22
US2293513A (en) *	1939-10-11	1942-08-18	Gen Electric	Electric air circuit breaker
US2460727A (en) *	1945-10-08	1949-02-01	Gen Electric	Arc extinguishing device
FR480612A (en) *	1948-02-11	1916-08-31	Edwin Ross Arnold	Plate guard
BE498021A (en) *	1949-10-13		Merlin Gerin
US2632826A (en) *	1949-12-10	1953-03-24	Gen Electric	Arc quenching circuit interrupter
US2708698A (en) *	1951-12-04	1955-05-17	Allis Chalmers Mfg Co	Arc chute with barrier plates having arc constricting means
US2933574A (en) *	1954-04-26	1960-04-19	Westinghouse Electric Corp	Circuit interrupters
US2795675A (en) *	1954-12-08	1957-06-11	Westinghouse Electric Corp	Circuit interrupter
DE1031866B (en) *	1956-10-20	1958-06-12	Voigt & Haeffner Ag	Arc extinguishing device for electrical switches
US2942083A (en) *	1956-12-24	1960-06-21	Westinghouse Electric Corp	Circuit interrupters
CH360109A (en) *	1958-07-22	1962-02-15	Oerlikon Maschf	Arc chimney on an air switch
FR1224133A (en) *	1959-01-20	1960-06-22	Merlin Gerin	Improvements to arc extinguishing devices
DE1276165B (en) *	1961-02-20	1968-08-29	Licentia Gmbh	Arc extinguishing chamber for electrical switchgear
DE1261218B (en) *	1964-04-14	1968-02-15	Licentia Gmbh	Circuit breaker for direct or alternating current
US4764184A (en) *	1986-01-10	1988-08-16	Sasol Operations (Proprietary) Limited	Apparatus for the gasification of coal
CN101787867B (en) *	2010-01-28	2012-09-26	吉林大学	Drilling mud forced cooling and circulating system

1931
- 1931-01-24 US US511010A patent/US1927888A/en not_active Expired - Lifetime
- 1931-01-24 US US510981A patent/US2037418A/en not_active Expired - Lifetime
- 1931-01-26 US US511184A patent/US1927904A/en not_active Expired - Lifetime
- 1931-12-18 GB GB35110/31A patent/GB388519A/en not_active Expired
1932
- 1932-01-08 GB GB601/32A patent/GB388175A/en not_active Expired
- 1932-01-21 DE DES102876D patent/DE591597C/en not_active Expired
- 1932-01-22 FR FR730297D patent/FR730297A/en not_active Expired
- 1932-01-25 GB GB2235/32A patent/GB394740A/en not_active Expired
- 1932-02-16 US US593273A patent/US1896779A/en not_active Expired - Lifetime
1933
- 1933-01-31 GB GB3035/33A patent/GB399695A/en not_active Expired
- 1933-02-03 DE DES108157D patent/DE592684C/en not_active Expired
- 1933-02-09 FR FR750505D patent/FR750505A/fr not_active Expired
1936
- 1936-03-17 US US69325A patent/US2100743A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US1896779A (en)	1933-02-07
GB394740A (en)	1933-07-06
DE592684C (en)	1934-02-15
US1927888A (en)	1933-09-26
US1927904A (en)	1933-09-26
GB388519A (en)	1933-03-02
US2100743A (en)	1937-11-30
DE591597C (en)	1934-01-25
US2037418A (en)	1936-04-14
FR750505A (en)	1933-08-10
GB388175A (en)	1933-02-23
GB399695A (en)	1933-10-12

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