FR725933A - Interrupteur à temps - Google Patents

Interrupteur à temps

Info

Publication number
FR725933A
FR725933A FR725933DA FR725933A FR 725933 A FR725933 A FR 725933A FR 725933D A FR725933D A FR 725933DA FR 725933 A FR725933 A FR 725933A
Authority
FR
France
Prior art keywords
time switch
switch
time
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
English (en)
Inventor
Otto Kurt Ellinger
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 FR725933A publication Critical patent/FR725933A/fr
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)
FR725933D 1930-08-06 1931-08-06 Interrupteur à temps Expired FR725933A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE725933X 1930-08-06

Publications (1)

Publication Number Publication Date
FR725933A true FR725933A (fr) 1932-05-19

Family

ID=6635088

Family Applications (1)

Application Number Title Priority Date Filing Date
FR725933D Expired FR725933A (fr) 1930-08-06 1931-08-06 Interrupteur à temps

Country Status (1)

Country Link
FR (1) FR725933A (fr)

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