DE144292C - - Google Patents

Info

Publication number
DE144292C
DE144292C DENDAT144292D DE144292DA DE144292C DE 144292 C DE144292 C DE 144292C DE NDAT144292 D DENDAT144292 D DE NDAT144292D DE 144292D A DE144292D A DE 144292DA DE 144292 C DE144292 C DE 144292C
Authority
DE
Germany
Prior art keywords
liquid
duration
pumped
electrodes
drain pipe
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.)
Active
Application number
DENDAT144292D
Other languages
German (de)
English (en)
Publication of DE144292C publication Critical patent/DE144292C/de
Active 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)
  • Control Of Positive-Displacement Pumps (AREA)
DENDAT144292D Active DE144292C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE144292C true DE144292C (enrdf_load_stackoverflow)

Family

ID=411727

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT144292D Active DE144292C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE144292C (enrdf_load_stackoverflow)

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