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FR504063A - Improvements in flow measurement and recording devices - Google Patents

Improvements in flow measurement and recording devices

Info

Publication number
FR504063A
FR504063A FR504063A FR504063DA FR504063A FR 504063 A FR504063 A FR 504063A FR 504063 A FR504063 A FR 504063A FR 504063D A FR504063D A FR 504063DA FR 504063 A FR504063 A FR 504063A
Authority
FR
France
Prior art keywords
flow measurement
recording devices
recording
devices
measurement
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
FR504063A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR504063A publication Critical patent/FR504063A/en
Expired legal-status Critical Current

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)
FR504063A 1916-08-10 1919-09-19 Improvements in flow measurement and recording devices Expired FR504063A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US504063XA 1916-08-10 1916-08-10

Publications (1)

Publication Number Publication Date
FR504063A true FR504063A (en) 1920-06-24

Family

ID=21743733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR504063A Expired FR504063A (en) 1916-08-10 1919-09-19 Improvements in flow measurement and recording devices

Country Status (1)

Country Link
FR (1) FR504063A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5815107A (en) * 1996-12-19 1998-09-29 International Business Machines Corporation Current source referenced high speed analog to digitial converter
US5923276A (en) * 1996-12-19 1999-07-13 International Business Machines Corporation Current source based multilevel bus driver and converter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5815107A (en) * 1996-12-19 1998-09-29 International Business Machines Corporation Current source referenced high speed analog to digitial converter
US5923276A (en) * 1996-12-19 1999-07-13 International Business Machines Corporation Current source based multilevel bus driver and converter

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