FR1298137A - Timers for electrical circuits - Google Patents

Timers for electrical circuits

Info

Publication number
FR1298137A
FR1298137A FR871213A FR871213A FR1298137A FR 1298137 A FR1298137 A FR 1298137A FR 871213 A FR871213 A FR 871213A FR 871213 A FR871213 A FR 871213A FR 1298137 A FR1298137 A FR 1298137A
Authority
FR
France
Prior art keywords
timers
electrical circuits
circuits
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
FR871213A
Other languages
French (fr)
Inventor
Yasunosuke Ishiguro
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 filed Critical
Priority to FR871213A priority Critical patent/FR1298137A/en
Application granted granted Critical
Publication of FR1298137A publication Critical patent/FR1298137A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed
    • H01H43/30—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action
    • H01H43/301—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action based on the expansion or contraction of a material
    • H01H43/307—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action based on the expansion or contraction of a material of gases
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/28—Switches having at least one liquid contact with level of surface of contact liquid displaced by fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
FR871213A 1960-08-22 1961-08-21 Timers for electrical circuits Expired FR1298137A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR871213A FR1298137A (en) 1960-08-22 1961-08-21 Timers for electrical circuits

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3527460 1960-08-22
FR871213A FR1298137A (en) 1960-08-22 1961-08-21 Timers for electrical circuits

Publications (1)

Publication Number Publication Date
FR1298137A true FR1298137A (en) 1962-07-06

Family

ID=26191952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871213A Expired FR1298137A (en) 1960-08-22 1961-08-21 Timers for electrical circuits

Country Status (1)

Country Link
FR (1) FR1298137A (en)

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