FR861908A - Improvements to electrical switches - Google Patents

Improvements to electrical switches

Info

Publication number
FR861908A
FR861908A FR861908DA FR861908A FR 861908 A FR861908 A FR 861908A FR 861908D A FR861908D A FR 861908DA FR 861908 A FR861908 A FR 861908A
Authority
FR
France
Prior art keywords
electrical switches
switches
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.)
Motors Liquidation Co
Original Assignee
General Motors 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.)
Filing date
Publication date
Application filed by General Motors Corp filed Critical General Motors Corp
Application granted granted Critical
Publication of FR861908A publication Critical patent/FR861908A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/30—Switches having at least one liquid contact with level of surface of contact liquid displaced by expansion or evaporation thereof
FR861908D 1938-11-19 1939-11-27 Improvements to electrical switches Expired FR861908A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US241384A US2225969A (en) 1938-11-19 1938-11-19 Mercury interrupter

Publications (1)

Publication Number Publication Date
FR861908A true FR861908A (en) 1941-02-21

Family

ID=22910496

Family Applications (1)

Application Number Title Priority Date Filing Date
FR861908D Expired FR861908A (en) 1938-11-19 1939-11-27 Improvements to electrical switches

Country Status (3)

Country Link
US (1) US2225969A (en)
FR (1) FR861908A (en)
GB (1) GB533690A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2449439A (en) * 1946-11-01 1948-09-14 Gen Motors Corp Mercury interrupter

Also Published As

Publication number Publication date
US2225969A (en) 1940-12-24
GB533690A (en) 1941-02-18

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