[go: up one dir, main page]

GB790722A - Improvements in thermal wattage controllers - Google Patents

Improvements in thermal wattage controllers

Info

Publication number
GB790722A
GB790722A GB218056A GB218056A GB790722A GB 790722 A GB790722 A GB 790722A GB 218056 A GB218056 A GB 218056A GB 218056 A GB218056 A GB 218056A GB 790722 A GB790722 A GB 790722A
Authority
GB
United Kingdom
Prior art keywords
per cent
controllers
copper
wattage
thermal
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
GB218056A
Inventor
Daniel Elliott Clapp
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.)
Proctor Electric Co
Original Assignee
Proctor Electric 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 Proctor Electric Co filed Critical Proctor Electric Co
Priority to GB218056A priority Critical patent/GB790722A/en
Priority to FR1163438D priority patent/FR1163438A/en
Priority to DEP17415A priority patent/DE1107322B/en
Publication of GB790722A publication Critical patent/GB790722A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/02—Electrothermal relays wherein the thermally-sensitive member is heated indirectly, e.g. resistively, inductively

Landscapes

  • Thermally Actuated Switches (AREA)
  • Contacts (AREA)

Abstract

A member electrically and mechanically connecting two parts of an electric switch (see Group XXXVII) may be formed from one of the following alloys, (a) 1.9 per cent of beryllium, 0.2 per cent cobalt and 97.9 per cent copper, (b) 13 per cent manganese and 87 per cent copper, (c) 22 per cent nickel and 78 per cent copper. U.S.A. Specifications 2,623,137 and 2,673,444 are referred to.
GB218056A 1956-01-23 1956-01-23 Improvements in thermal wattage controllers Expired GB790722A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB218056A GB790722A (en) 1956-01-23 1956-01-23 Improvements in thermal wattage controllers
FR1163438D FR1163438A (en) 1956-01-23 1956-10-30 Improvements made to thermal consumption controllers in watts
DEP17415A DE1107322B (en) 1956-01-23 1956-11-19 Temperature-dependent electrical switch with a length-adjustable heating strip acting on a bimetal strip as a sluggish energy regulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB218056A GB790722A (en) 1956-01-23 1956-01-23 Improvements in thermal wattage controllers

Publications (1)

Publication Number Publication Date
GB790722A true GB790722A (en) 1958-02-12

Family

ID=9734989

Family Applications (1)

Application Number Title Priority Date Filing Date
GB218056A Expired GB790722A (en) 1956-01-23 1956-01-23 Improvements in thermal wattage controllers

Country Status (3)

Country Link
DE (1) DE1107322B (en)
FR (1) FR1163438A (en)
GB (1) GB790722A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9941185B2 (en) 2013-09-20 2018-04-10 GE Intelligent Platforms, Inc Variable heat conductor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH232754A (en) * 1941-11-05 1944-06-15 Hermes Patentverwertungs Gmbh Thermal release with bimetal strips and insulated heating coil.
US2623137A (en) * 1950-04-25 1952-12-23 Proctor Electric Co Electric switch
US2673444A (en) * 1951-09-11 1954-03-30 Proctor Electric Co Thermal wattage controller

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9941185B2 (en) 2013-09-20 2018-04-10 GE Intelligent Platforms, Inc Variable heat conductor

Also Published As

Publication number Publication date
DE1107322B (en) 1961-05-25
FR1163438A (en) 1958-09-25

Similar Documents

Publication Publication Date Title
GB858336A (en) Electric terminal pin for printed circuit boards
GB898463A (en) Improvements in electrical circuit interrupters
GB790722A (en) Improvements in thermal wattage controllers
ES261061A1 (en) Electromagnetic air contactor
ES260727A1 (en) Electrical connector
ES261669A1 (en) Improvements in or relating to electric isolating switches with cartridge fuses
GB872171A (en) An improved plug and socket electrical connector
GB748559A (en) Improvements in and relating to flexible electric conductors for loudspeakers
GB976519A (en) Contacts for electrical switches
Pawlek et al. Influence of Additions on the Conductivity of Copper. II. Influence on the Electrical Conductivity of Copper by Several Metallic Impurities and by Oxygen
ES230601A2 (en) Improvement in electrical current circuit breakers (Machine-translation by Google Translate, not legally binding)
GB839044A (en) Improvements in and relating to electric switching mechanisms
GB850185A (en) Improvements in or relating to electrical contacts
GB886329A (en) Improvements relating to insulating bushing assemblies
CH376159A (en) Electrical switching device, in particular on an electric cooker
ES55011U (en) Electric switch (Machine-translation by Google Translate, not legally binding)
DK97892C (en) Electrical circuit breaker with an extinguishing chamber, in which one or more circuit lines can be formed between a coupling pin and counter-contacts.
ES70519U (en) Improved connection element (Machine-translation by Google Translate, not legally binding)
GB888893A (en) Improvements in or relating to electrical connectors
AU213617B2 (en) Improvements in electric circuit breakers ofthe air or gas-blast type
ES266614A1 (en) Improvements in multiple pole switches (Machine-translation by Google Translate, not legally binding)
AU213762B2 (en) Movable current conducting joint, particularly for electric switches or circuit breakers
AU1602156A (en) Improvements in electric circuit breakers ofthe air or gas-blast type
GB765577A (en) Improvements in and relating to electric fusegear
ES62658U (en) Improved electric bell (Machine-translation by Google Translate, not legally binding)