JPS55496A - Flow rate sensor - Google Patents
Flow rate sensorInfo
- Publication number
- JPS55496A JPS55496A JP6489679A JP6489679A JPS55496A JP S55496 A JPS55496 A JP S55496A JP 6489679 A JP6489679 A JP 6489679A JP 6489679 A JP6489679 A JP 6489679A JP S55496 A JPS55496 A JP S55496A
- Authority
- JP
- Japan
- Prior art keywords
- flow rate
- rate sensor
- sensor
- flow
- rate
- 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.)
- Pending
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
- G01F1/20—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 detection of dynamic effects of the flow
- G01F1/22—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 detection of dynamic effects of the flow by variable-area meters, e.g. rotameters
- G01F1/24—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 detection of dynamic effects of the flow by variable-area meters, e.g. rotameters with magnetic or electric coupling to the indicating device
-
- 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
- G01F1/363—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 with electrical or electro-mechanical indication
-
- 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
- G01F1/40—Details of construction of the flow constriction devices
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Fluid Pressure (AREA)
- Sliding Valves (AREA)
- Flow Control (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2332478 | 1978-05-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55496A true JPS55496A (en) | 1980-01-05 |
Family
ID=10193774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6489679A Pending JPS55496A (en) | 1978-05-26 | 1979-05-25 | Flow rate sensor |
Country Status (5)
Country | Link |
---|---|
US (1) | US4235105A (ja) |
JP (1) | JPS55496A (ja) |
DE (1) | DE2919192A1 (ja) |
FR (1) | FR2426889A1 (ja) |
IT (1) | IT1162320B (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA828528B (en) * | 1981-12-09 | 1983-09-28 | Sperry Corp | Flow sensor with extended low flow range |
GB8305926D0 (en) * | 1983-03-03 | 1983-04-07 | Fluid Devices Ltd | Fluid flow sensors |
US4528858A (en) * | 1984-05-09 | 1985-07-16 | John Dimeff | Flow meter |
US4619139A (en) * | 1984-07-23 | 1986-10-28 | Universal Flow Monitors, Inc. | Flow meter with displaceable flow rate indicator |
US4827774A (en) * | 1985-07-15 | 1989-05-09 | Pall Corporation | Flow sensing device |
EP0244976A1 (en) * | 1986-04-21 | 1987-11-11 | Vickers Systems Limited | Flow sensor |
GB8712851D0 (en) * | 1987-06-02 | 1987-07-08 | Fluid Devices Ltd | Transducer for fluid flow |
US4993269A (en) * | 1988-12-16 | 1991-02-19 | Bird Products Corporation | Variable orifice flow sensing apparatus |
EP0427102B1 (de) * | 1989-11-06 | 1994-07-27 | Beringer-Hydraulik AG | Strömungsmesser zur Messung der Durchflussmenge in einer Leitung |
EP1205203B1 (en) * | 1994-10-14 | 2004-09-29 | Bird Products Corporation | Exhalation valve with flow transducer |
US6135967A (en) * | 1999-04-26 | 2000-10-24 | Fiorenza; Anthony Joseph | Respiratory ventilator with automatic flow calibration |
US6240919B1 (en) | 1999-06-07 | 2001-06-05 | Macdonald John J. | Method for providing respiratory airway support pressure |
DE102009007652B4 (de) * | 2009-02-03 | 2011-07-28 | Honsberg Instruments GmbH, 42897 | Gerät zur Messung und/oder Überwachung der Strömung eines Mediums, insbesondere eines flüssigen Mediums |
US20210325223A1 (en) * | 2020-04-17 | 2021-10-21 | Illinois Tool Works Inc. | Flow through pressure sensor |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2941401A (en) * | 1956-10-15 | 1960-06-21 | Dole Valve Co | Adjustable flow meter |
US3252324A (en) * | 1963-08-29 | 1966-05-24 | Nat Instr Lab Inc | Mass flowmeter |
GB1579130A (en) * | 1976-08-16 | 1980-11-12 | Secretary Industry Brit | Flowrate meters |
-
1979
- 1979-05-12 DE DE19792919192 patent/DE2919192A1/de not_active Withdrawn
- 1979-05-21 US US06/041,254 patent/US4235105A/en not_active Expired - Lifetime
- 1979-05-23 FR FR7913183A patent/FR2426889A1/fr active Granted
- 1979-05-24 IT IT49168/79A patent/IT1162320B/it active
- 1979-05-25 JP JP6489679A patent/JPS55496A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT7949168A0 (it) | 1979-05-24 |
IT1162320B (it) | 1987-03-25 |
DE2919192A1 (de) | 1979-11-29 |
FR2426889A1 (fr) | 1979-12-21 |
FR2426889B1 (ja) | 1984-02-03 |
US4235105A (en) | 1980-11-25 |
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