JPS494876B1 - - Google Patents

Info

Publication number
JPS494876B1
JPS494876B1 JP44033901A JP3390169A JPS494876B1 JP S494876 B1 JPS494876 B1 JP S494876B1 JP 44033901 A JP44033901 A JP 44033901A JP 3390169 A JP3390169 A JP 3390169A JP S494876 B1 JPS494876 B1 JP S494876B1
Authority
JP
Japan
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.)
Pending
Application number
JP44033901A
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
Publication of JPS494876B1 publication Critical patent/JPS494876B1/ja
Pending 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Volume Flow (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
JP44033901A 1968-05-02 1969-05-02 Pending JPS494876B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681773337 DE1773337B1 (de) 1968-05-02 1968-05-02 Vorrichtung zur entnahme der druecke fuer eine different druck messeinrichtung fuer fluessigkeiten z b mit druckent nahmestellen beiderseits einer messblende

Publications (1)

Publication Number Publication Date
JPS494876B1 true JPS494876B1 (ja) 1974-02-04

Family

ID=5701648

Family Applications (1)

Application Number Title Priority Date Filing Date
JP44033901A Pending JPS494876B1 (ja) 1968-05-02 1969-05-02

Country Status (5)

Country Link
US (1) US3600945A (ja)
JP (1) JPS494876B1 (ja)
DE (1) DE1773337B1 (ja)
FR (1) FR2007716A1 (ja)
GB (1) GB1193809A (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695290A (en) * 1970-07-22 1972-10-03 Kenneth R Evans Noise suppressing device for fluid flow lines
US3838599A (en) * 1972-12-13 1974-10-01 Tri Matic Flow meter
GB8712851D0 (en) * 1987-06-02 1987-07-08 Fluid Devices Ltd Transducer for fluid flow
US5398976A (en) * 1992-08-03 1995-03-21 Environ Products, Inc. Connecting device for pipe assemblies
US5365795A (en) * 1993-05-20 1994-11-22 Brower Jr William B Improved method for determining flow rates in venturis, orifices and flow nozzles involving total pressure and static pressure measurements
US5728942A (en) * 1995-11-28 1998-03-17 Boger; Henry W. Fluid pressure measuring system for control valves
US6164142A (en) * 1997-10-31 2000-12-26 Dimeff; John Air flow measurement device
GB2391278A (en) * 2002-07-30 2004-02-04 David Williams Pipe Coupling
US20040154383A1 (en) * 2002-12-11 2004-08-12 Woolf Darin Kent Multiple indicator flow meter system
DE10259395A1 (de) * 2002-12-19 2004-07-22 Festo Ag & Co. Anschlussstück für Fluidleitungen
JP5079401B2 (ja) * 2007-06-25 2012-11-21 サーパス工業株式会社 圧力センサ、差圧式流量計及び流量コントローラ
US8511180B2 (en) * 2010-09-02 2013-08-20 Ofer Melamed Pressure difference flowmeter with flow barrier between a conduit and a reference tube
NL2022125B1 (en) 2018-12-03 2020-06-30 Suss Microtec Lithography Gmbh Apparatus for measuring a fluid flow through a pipe of a semiconductor manufacturing device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2703494A (en) * 1952-03-03 1955-03-08 Phillips Petroleum Co Density measuring apparatus

Also Published As

Publication number Publication date
DE1773337B1 (de) 1971-04-22
US3600945A (en) 1971-08-24
FR2007716A1 (ja) 1970-01-09
GB1193809A (en) 1970-06-03

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