FR663189A - Improvements to electrical switches or circuit breakers - Google Patents

Improvements to electrical switches or circuit breakers

Info

Publication number
FR663189A
FR663189A FR663189DA FR663189A FR 663189 A FR663189 A FR 663189A FR 663189D A FR663189D A FR 663189DA FR 663189 A FR663189 A FR 663189A
Authority
FR
France
Prior art keywords
circuit breakers
electrical switches
switches
electrical
breakers
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.)
Electrical Improvements Ltd
Original Assignee
Electrical Improvements Ltd
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 Electrical Improvements Ltd filed Critical Electrical Improvements Ltd
Application granted granted Critical
Publication of FR663189A publication Critical patent/FR663189A/en
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
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/08—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H33/10—Metal parts
FR663189D 1927-11-07 1928-10-30 Improvements to electrical switches or circuit breakers Expired FR663189A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB29714/27A GB302024A (en) 1927-11-07 1927-11-07 Improvements in or relating to electric circuit breakers

Publications (1)

Publication Number Publication Date
FR663189A true FR663189A (en) 1929-08-17

Family

ID=10295935

Family Applications (1)

Application Number Title Priority Date Filing Date
FR663189D Expired FR663189A (en) 1927-11-07 1928-10-30 Improvements to electrical switches or circuit breakers

Country Status (5)

Country Link
US (1) US1826772A (en)
BE (1) BE355281A (en)
DE (1) DE532961C (en)
FR (1) FR663189A (en)
GB (1) GB302024A (en)

Also Published As

Publication number Publication date
GB302024A (en) 1928-12-13
US1826772A (en) 1931-10-13
BE355281A (en)
DE532961C (en) 1931-09-05

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