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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring 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
- G01F1/34—Measuring 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
- G01F1/36—Measuring 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
- G01F1/37—Measuring 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
- G01F1/372—Measuring 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)
Description
Früheres Zusatzpatent 27649g.Former additional patent 27649g.
Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.
Claims (2)
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 (en) | 1917-12-20 |
Family
ID=556521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1917302745D Expired DE302745C (en) | 1913-04-29 | 1917-01-21 |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE302745C (en) |
-
1917
- 1917-01-21 DE DE1917302745D patent/DE302745C/de not_active Expired
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