FR717254A - Improvements to electrical circuit breaker contacts - Google Patents

Improvements to electrical circuit breaker contacts

Info

Publication number
FR717254A
FR717254A FR717254DA FR717254A FR 717254 A FR717254 A FR 717254A FR 717254D A FR717254D A FR 717254DA FR 717254 A FR717254 A FR 717254A
Authority
FR
France
Prior art keywords
circuit breaker
electrical circuit
breaker contacts
contacts
electrical
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR717254A publication Critical patent/FR717254A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
FR717254D 1930-05-21 1931-05-19 Improvements to electrical circuit breaker contacts Expired FR717254A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US717254XA 1930-05-21 1930-05-21

Publications (1)

Publication Number Publication Date
FR717254A true FR717254A (en) 1932-01-06

Family

ID=22103173

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717254D Expired FR717254A (en) 1930-05-21 1931-05-19 Improvements to electrical circuit breaker contacts

Country Status (1)

Country Link
FR (1) FR717254A (en)

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