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FR629237A - Improvements to electrical switches - Google Patents

Improvements to electrical switches

Info

Publication number
FR629237A
FR629237A FR629237DA FR629237A FR 629237 A FR629237 A FR 629237A FR 629237D A FR629237D A FR 629237DA FR 629237 A FR629237 A FR 629237A
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 FR629237A publication Critical patent/FR629237A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
FR629237D 1926-02-20 1927-02-17 Improvements to electrical switches Expired FR629237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89604A US1725518A (en) 1926-02-20 1926-02-20 Thermal relay

Publications (1)

Publication Number Publication Date
FR629237A true FR629237A (en) 1927-11-07

Family

ID=22218559

Family Applications (1)

Application Number Title Priority Date Filing Date
FR629237D Expired FR629237A (en) 1926-02-20 1927-02-17 Improvements to electrical switches

Country Status (3)

Country Link
US (1) US1725518A (en)
DE (1) DE490591C (en)
FR (1) FR629237A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2610273A (en) * 1950-07-13 1952-09-09 Iron Fireman Mfg Co Safety timing switch
US2859304A (en) * 1954-07-09 1958-11-04 Ite Circuit Breaker Ltd Circuit breaker

Also Published As

Publication number Publication date
US1725518A (en) 1929-08-20
DE490591C (en) 1930-01-30

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