CH238409A - Thermal relay to protect electrical lines, machines and apparatus against overload. - Google Patents

Thermal relay to protect electrical lines, machines and apparatus against overload.

Info

Publication number
CH238409A
CH238409A CH238409DA CH238409A CH 238409 A CH238409 A CH 238409A CH 238409D A CH238409D A CH 238409DA CH 238409 A CH238409 A CH 238409A
Authority
CH
Switzerland
Prior art keywords
machines
electrical lines
thermal relay
against overload
protect electrical
Prior art date
Application number
Other languages
German (de)
Inventor
Cie Aktiengesellschaft Boveri
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of CH238409A publication Critical patent/CH238409A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/004—Thermally-actuated switches with thermal image
CH238409D 1942-12-31 1942-12-31 Thermal relay to protect electrical lines, machines and apparatus against overload. CH238409A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH574077X 1942-12-31

Publications (1)

Publication Number Publication Date
CH238409A true CH238409A (en) 1945-07-15

Family

ID=4521093

Family Applications (1)

Application Number Title Priority Date Filing Date
CH238409D CH238409A (en) 1942-12-31 1942-12-31 Thermal relay to protect electrical lines, machines and apparatus against overload.

Country Status (6)

Country Link
US (1) US2468693A (en)
BE (1) BE455388A (en)
CH (1) CH238409A (en)
FR (1) FR901804A (en)
GB (1) GB574077A (en)
NL (1) NL118498C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2497684A (en) * 1947-09-18 1950-02-14 Gen Electric Protective system for dynamoelectric machines
US2881289A (en) * 1956-06-18 1959-04-07 Gen Motors Corp Circuit control
US3077776A (en) * 1959-02-13 1963-02-19 Westinghouse Electric Corp Thermal indicator for electrical apparatus
US3460397A (en) * 1967-10-02 1969-08-12 Nasa Mechanical actuator

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1308048A (en) * 1919-07-01 Assioncb
US1281482A (en) * 1914-06-15 1918-10-15 Baruch Electric Controller Corp Electric-circuit protector.
US1477455A (en) * 1917-04-18 1923-12-11 Westinghouse Electric & Mfg Co Electrical system
US1429660A (en) * 1918-02-01 1922-09-19 Motor Protector Mfg Company Thermal relay
US1728038A (en) * 1922-08-14 1929-09-10 Gen Electric Automatic circuit controller
US1699752A (en) * 1925-03-26 1929-01-22 Westinghouse Electric & Mfg Co Thermal relay
US1834375A (en) * 1930-12-19 1931-12-01 Westinghouse Electric & Mfg Co Close control thermostat
US1917163A (en) * 1931-04-30 1933-07-04 Gen Electric Temperature indicator
CH163936A (en) * 1932-10-13 1933-09-15 Stahel Walter Bimetal element.
US2056040A (en) * 1934-02-15 1936-09-29 Gen Electric Control system
US2372498A (en) * 1942-05-06 1945-03-27 Gen Electric Control system

Also Published As

Publication number Publication date
BE455388A (en)
FR901804A (en) 1945-08-07
NL118498C (en)
GB574077A (en) 1945-12-19
US2468693A (en) 1949-04-26

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