FR858421A - Improvements to electrical switches - Google Patents

Improvements to electrical switches

Info

Publication number
FR858421A
FR858421A FR858421DA FR858421A FR 858421 A FR858421 A FR 858421A FR 858421D A FR858421D A FR 858421DA FR 858421 A FR858421 A FR 858421A
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.)
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.)
Filing date
Publication date
Application filed by Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co
Application granted granted Critical
Publication of FR858421A publication Critical patent/FR858421A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/36—Means for applying mechanical tension to fusible member
FR858421D 1938-08-03 1939-07-27 Improvements to electrical switches Expired FR858421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US222815A US2276899A (en) 1938-08-03 1938-08-03 Circuit interrupter

Publications (1)

Publication Number Publication Date
FR858421A true FR858421A (en) 1940-11-25

Family

ID=22833809

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858421D Expired FR858421A (en) 1938-08-03 1939-07-27 Improvements to electrical switches

Country Status (2)

Country Link
US (1) US2276899A (en)
FR (1) FR858421A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2590524A (en) * 1949-09-29 1952-03-25 Westinghouse Electric Corp Circuit interrupter

Also Published As

Publication number Publication date
US2276899A (en) 1942-03-17

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