FR93768E - Metal sheath thermal switch, to automatically close and open an electrical circuit for predetermined temperature limits. - Google Patents

Metal sheath thermal switch, to automatically close and open an electrical circuit for predetermined temperature limits.

Info

Publication number
FR93768E
FR93768E FR126711A FR126711A FR93768E FR 93768 E FR93768 E FR 93768E FR 126711 A FR126711 A FR 126711A FR 126711 A FR126711 A FR 126711A FR 93768 E FR93768 E FR 93768E
Authority
FR
France
Prior art keywords
open
predetermined temperature
electrical circuit
metal sheath
thermal switch
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
FR126711A
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.)
Fratelli Borletti SpA
Borletti SpA
Original Assignee
Fratelli Borletti SpA
Borletti SpA
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 Fratelli Borletti SpA, Borletti SpA filed Critical Fratelli Borletti SpA
Application granted granted Critical
Publication of FR93768E publication Critical patent/FR93768E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Thermally Actuated Switches (AREA)
  • Push-Button Switches (AREA)
FR126711A 1962-05-29 1967-11-02 Metal sheath thermal switch, to automatically close and open an electrical circuit for predetermined temperature limits. Expired FR93768E (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT1063062 1962-05-29
IT1855663 1963-09-10
IT2955966 1966-11-03

Publications (1)

Publication Number Publication Date
FR93768E true FR93768E (en) 1969-05-16

Family

ID=27272770

Family Applications (1)

Application Number Title Priority Date Filing Date
FR126711A Expired FR93768E (en) 1962-05-29 1967-11-02 Metal sheath thermal switch, to automatically close and open an electrical circuit for predetermined temperature limits.

Country Status (5)

Country Link
US (3) US3221126A (en)
DE (1) DE1465558A1 (en)
ES (1) ES346690A2 (en)
FR (1) FR93768E (en)
GB (3) GB1035515A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221126A (en) * 1962-05-29 1965-11-30 Borletti Spa Thermally controlled electrical switch having motion-amplifying lever means
US3412934A (en) * 1966-11-14 1968-11-26 Robertshaw Controls Co Thermostatic control device
US3529105A (en) * 1967-02-15 1970-09-15 Emerson Electric Co Snap switch and thermoresponsive actuator
ES139319Y (en) * 1967-07-08 1969-06-16 Veglia, S. A. E. PERFECTED THERMOMETRIC SWITCH WITH BIMETALI-CA DISC REED.
US3839693A (en) * 1971-09-13 1974-10-01 Micro Devices Corp Thermal limiter constructions
US3731248A (en) * 1971-09-13 1973-05-01 Micro Devices Corp Thermal limiter constructions
GB1546578A (en) * 1975-10-30 1979-05-23 Taylor J C Method and apparatus for manufacturing snap-acting thermally responsive bimetallic actuators

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1522786A (en) * 1920-06-09 1925-01-13 Westinghouse Electric & Mfg Co Thermal relay
DE625675C (en) * 1934-02-16 1936-02-13 Voigt & Haeffner Akt Ges Temperature controller for electrically heated devices with a bimetallic spring element in the form of a disc that cannot be developed
US2387904A (en) * 1942-10-17 1945-10-30 Robert Hetherington & Son Inc Heat coil operated thermal switch
GB651151A (en) * 1948-05-14 1951-03-14 Ericsson Telephones Ltd Improvements in devices operated by magnetostriction or thermal expansion
US2750475A (en) * 1951-01-10 1956-06-12 Gen Motors Corp Thermostatic switch
US2722666A (en) * 1951-11-14 1955-11-01 Bryant Electric Co Electrical receptacle
US2751464A (en) * 1953-07-02 1956-06-19 Gen Motors Corp Temperature responsive switch
US2863024A (en) * 1957-04-18 1958-12-02 Lee W Romine Signal connecting bolt
CH354918A (en) * 1957-12-10 1961-06-15 Landis & Gyr Ag Overtemperature protection for electrically heated hot water storage tanks
US3015687A (en) * 1959-11-03 1962-01-02 Sprague Electric Co Electrical component terminal
US3139500A (en) * 1960-03-02 1964-06-30 Wilcolator Co Thermally actuated double throw switch mechanism
US3221126A (en) * 1962-05-29 1965-11-30 Borletti Spa Thermally controlled electrical switch having motion-amplifying lever means

Also Published As

Publication number Publication date
GB1134289A (en) 1968-11-20
US3221126A (en) 1965-11-30
DE1465558A1 (en) 1969-03-27
ES346690A2 (en) 1968-12-16
GB1035515A (en) 1966-07-06
GB1070875A (en) 1967-06-07
US3223806A (en) 1965-12-14
US3453581A (en) 1969-07-01

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