FR642014A - Système de commutateur-interrupteur à temps - Google Patents

Système de commutateur-interrupteur à temps

Info

Publication number
FR642014A
FR642014A FR642014DA FR642014A FR 642014 A FR642014 A FR 642014A FR 642014D A FR642014D A FR 642014DA FR 642014 A FR642014 A FR 642014A
Authority
FR
France
Prior art keywords
switch
time
time switch
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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
Eugene Bourgouin
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 FR642014A publication Critical patent/FR642014A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04FTIME-INTERVAL MEASURING
    • G04F1/00Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
    • G04F1/04Apparatus 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
    • G04F1/06Apparatus 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
    • G04F1/066Apparatus 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)
FR642014D 1927-10-06 1927-10-06 Système de commutateur-interrupteur à temps Expired FR642014A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR642014T 1927-10-06

Publications (1)

Publication Number Publication Date
FR642014A true FR642014A (fr) 1928-08-17

Family

ID=8998563

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642014D Expired FR642014A (fr) 1927-10-06 1927-10-06 Système de commutateur-interrupteur à temps

Country Status (1)

Country Link
FR (1) FR642014A (fr)

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