CA921360A - Method and apparatus for varying the cross-sectional area of the throat of a venturi tube - Google Patents
Method and apparatus for varying the cross-sectional area of the throat of a venturi tubeInfo
- Publication number
- CA921360A CA921360A CA056484A CA56484A CA921360A CA 921360 A CA921360 A CA 921360A CA 056484 A CA056484 A CA 056484A CA 56484 A CA56484 A CA 56484A CA 921360 A CA921360 A CA 921360A
- Authority
- CA
- Canada
- Prior art keywords
- throat
- varying
- cross
- sectional area
- venturi tube
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7759—Responsive to change in rate of fluid flow
- Y10T137/776—Control by pressures across flow line valve
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Separation Of Particles Using Liquids (AREA)
- Sampling And Sample Adjustment (AREA)
- Control Of Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74351068A | 1968-07-09 | 1968-07-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA921360A true CA921360A (en) | 1973-02-20 |
Family
ID=24989059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA056484A Expired CA921360A (en) | 1968-07-09 | 1969-07-08 | Method and apparatus for varying the cross-sectional area of the throat of a venturi tube |
Country Status (6)
Country | Link |
---|---|
US (1) | US3511268A (ja) |
JP (1) | JPS5022195B1 (ja) |
CA (1) | CA921360A (ja) |
FR (1) | FR2012591A1 (ja) |
GB (1) | GB1265693A (ja) |
SE (1) | SE367261B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4442954A (en) * | 1982-07-30 | 1984-04-17 | National Instrument Company, Inc. | Self-pressurizing pinch valve |
US20140261421A1 (en) * | 2013-03-15 | 2014-09-18 | Apex Medical Corp. | Gas flow detector and positive airway pressure apparatus containing the same |
TWI594731B (zh) * | 2013-03-15 | 2017-08-11 | 雃博股份有限公司 | 氣體流量偵測裝置及包含其之陽壓呼吸器 |
US9718082B2 (en) * | 2014-01-26 | 2017-08-01 | Tokyo Electron Limited | Inline dispense capacitor |
CN109738032A (zh) * | 2019-03-14 | 2019-05-10 | 湖南大麓科技有限公司 | 一种管道流量测定装置和方法 |
US11084745B1 (en) | 2021-02-17 | 2021-08-10 | Aquastar Pool Products, Inc. | Ozone injector device |
US11905191B1 (en) | 2021-02-17 | 2024-02-20 | Aquastar Pool Products, Inc. | Ozone injector device |
USD972069S1 (en) | 2021-02-17 | 2022-12-06 | Aquastar Pool Products, Inc. | Ozone injector device |
US11358888B1 (en) | 2021-02-17 | 2022-06-14 | Aquastar Pool Products, Inc. | Ozone injector device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1969366A (en) * | 1934-08-07 | Fluid flow controller | ||
US1981576A (en) * | 1928-05-25 | 1934-11-20 | Pittsburgh Equitable Meter Co | Fluid pressure regulator |
US1934713A (en) * | 1931-04-10 | 1933-11-14 | Gen Zeolite Co | Fluid flow controller |
US2467150A (en) * | 1943-11-12 | 1949-04-12 | Carl H Nordell | Valve |
US2877791A (en) * | 1955-08-15 | 1959-03-17 | Fisher Governor Co | Flexible diaphragm flow control valve |
US3441245A (en) * | 1966-03-25 | 1969-04-29 | Galigher Co | Fluid-actuated,anti-flutter,pinch-sleeve,throttling valve |
-
1968
- 1968-07-09 US US743510A patent/US3511268A/en not_active Expired - Lifetime
-
1969
- 1969-07-03 GB GB1265693D patent/GB1265693A/en not_active Expired
- 1969-07-08 CA CA056484A patent/CA921360A/en not_active Expired
- 1969-07-08 SE SE09686/69A patent/SE367261B/xx unknown
- 1969-07-09 JP JP44053854A patent/JPS5022195B1/ja active Pending
- 1969-07-09 FR FR6923323A patent/FR2012591A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE1933945A1 (de) | 1970-01-22 |
DE1933945B2 (de) | 1972-09-21 |
JPS5022195B1 (ja) | 1975-07-29 |
SE367261B (ja) | 1974-05-20 |
GB1265693A (ja) | 1972-03-01 |
US3511268A (en) | 1970-05-12 |
FR2012591A1 (ja) | 1970-03-20 |
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