GB238419A - Improvements in combined manual and automatic switches for electric heaters - Google Patents

Improvements in combined manual and automatic switches for electric heaters

Info

Publication number
GB238419A
GB238419A GB26421/24A GB2642124A GB238419A GB 238419 A GB238419 A GB 238419A GB 26421/24 A GB26421/24 A GB 26421/24A GB 2642124 A GB2642124 A GB 2642124A GB 238419 A GB238419 A GB 238419A
Authority
GB
United Kingdom
Prior art keywords
spring
container
electric heaters
plug
screw
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
GB26421/24A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB238419A publication Critical patent/GB238419A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B1/00—Details of electric heating devices
    • H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
    • H05B1/0202—Switches
    • H05B1/0208—Switches actuated by the expansion or evaporation of a gas or liquid
    • 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
    • H01H37/36—Thermally-sensitive members actuated due to expansion or contraction of a fluid with or without vaporisation

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Cookers (AREA)
  • Control Of Resistance Heating (AREA)
GB26421/24A 1924-08-23 1924-11-05 Improvements in combined manual and automatic switches for electric heaters Expired GB238419A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1592111X 1924-08-23

Publications (1)

Publication Number Publication Date
GB238419A true GB238419A (en) 1925-08-20

Family

ID=7736663

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26421/24A Expired GB238419A (en) 1924-08-23 1924-11-05 Improvements in combined manual and automatic switches for electric heaters

Country Status (4)

Country Link
US (1) US1592111A (fr)
FR (2) FR31168E (fr)
GB (1) GB238419A (fr)
NL (2) NL28655B (fr)

Also Published As

Publication number Publication date
US1592111A (en) 1926-07-13
FR31168E (fr) 1927-01-26
FR588783A (fr) 1925-05-15
NL14825C (fr)
NL28655B (fr)

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