DE302745C - - Google Patents

Info

Publication number
DE302745C
DE302745C DE1917302745D DE302745DD DE302745C DE 302745 C DE302745 C DE 302745C DE 1917302745 D DE1917302745 D DE 1917302745D DE 302745D D DE302745D D DE 302745DD DE 302745 C DE302745 C DE 302745C
Authority
DE
Germany
Prior art keywords
sliding contact
contacts
drum
different
speed
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
DE1917302745D
Other languages
German (de)
English (en)
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 DE302745C publication Critical patent/DE302745C/de
Expired legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/37Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of communicating tubes or reservoirs with movable fluid levels, e.g. by U-tubes
    • G01F1/372Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of communicating tubes or reservoirs with movable fluid levels, e.g. by U-tubes with electrical or electro-mechanical indication

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
DE1917302745D 1913-04-29 1917-01-21 Expired DE302745C (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE266677T 1913-04-29
DE276499T 1914-02-27
DE302745T 1917-01-21

Publications (1)

Publication Number Publication Date
DE302745C true DE302745C (ko) 1917-12-20

Family

ID=556521

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1917302745D Expired DE302745C (ko) 1913-04-29 1917-01-21

Country Status (1)

Country Link
DE (1) DE302745C (ko)

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