FR991387A - Electric switch in the air - Google Patents

Electric switch in the air

Info

Publication number: FR991387A
Authority: FR; France
Prior art keywords: air; electric switch; switch; electric
Prior art date: 1948-07-30
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 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.)

1948-07-30

Filing date

1949-07-26

Publication date

1951-10-04

1949-07-26 Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp

1951-10-04 Application granted granted Critical

1951-10-04 Publication of FR991387A publication Critical patent/FR991387A/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
- H01H9/38—Auxiliary contacts on to which the arc is transferred from the main contacts
- H01H9/386—Arcing contact pivots relative to the fixed contact assembly

FR991387D 1948-07-30 1949-07-26 Electric switch in the air Expired FR991387A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US991387XA	1948-07-30	1948-07-30

Publications (1)

Publication Number	Publication Date
FR991387A true FR991387A (en)	1951-10-04

Family

ID=22273016

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR991387D Expired FR991387A (en)	1948-07-30	1949-07-26	Electric switch in the air

Country Status (1)

Country	Link
FR (1)	FR991387A (en)

1949
- 1949-07-26 FR FR991387D patent/FR991387A/en not_active Expired

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