FR909677A - Timer switch - Google Patents

Timer switch

Info

Publication number
FR909677A
FR909677A FR909677DA FR909677A FR 909677 A FR909677 A FR 909677A FR 909677D A FR909677D A FR 909677DA FR 909677 A FR909677 A FR 909677A
Authority
FR
France
Prior art keywords
timer switch
timer
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
Other languages
French (fr)
Inventor
Jacob Lipschitz
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
Application granted granted Critical
Publication of FR909677A publication Critical patent/FR909677A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F1/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
    • G04F1/04—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity
    • G04F1/06—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity by flowing-away of a prefixed quantity of fine-granular or liquid materials, e.g. sand-glass, water-clock
    • G04F1/066—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity by flowing-away of a prefixed quantity of fine-granular or liquid materials, e.g. sand-glass, water-clock using electrical contact device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR909677D 1945-03-14 1945-03-14 Timer switch Expired FR909677A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR909677T 1945-03-14

Publications (1)

Publication Number Publication Date
FR909677A true FR909677A (en) 1946-05-15

Family

ID=9408150

Family Applications (1)

Application Number Title Priority Date Filing Date
FR909677D Expired FR909677A (en) 1945-03-14 1945-03-14 Timer switch

Country Status (1)

Country Link
FR (1) FR909677A (en)

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