GB0315497D0 - Variable area flow meter - Google Patents
Variable area flow meterInfo
- Publication number
- GB0315497D0 GB0315497D0 GBGB0315497.8A GB0315497A GB0315497D0 GB 0315497 D0 GB0315497 D0 GB 0315497D0 GB 0315497 A GB0315497 A GB 0315497A GB 0315497 D0 GB0315497 D0 GB 0315497D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- flow meter
- variable area
- area flow
- variable
- meter
- 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.)
- Ceased
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
-
- 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
- G01F1/26—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 of the valve type
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0315497.8A GB0315497D0 (en) | 2003-07-02 | 2003-07-02 | Variable area flow meter |
GB0414912A GB2404031B (en) | 2003-07-02 | 2004-07-02 | A variable area flow meter |
US10/884,011 US20050044964A1 (en) | 2003-07-02 | 2004-07-02 | Variable area flow meter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0315497.8A GB0315497D0 (en) | 2003-07-02 | 2003-07-02 | Variable area flow meter |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0315497D0 true GB0315497D0 (en) | 2003-08-06 |
Family
ID=27676534
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0315497.8A Ceased GB0315497D0 (en) | 2003-07-02 | 2003-07-02 | Variable area flow meter |
GB0414912A Expired - Fee Related GB2404031B (en) | 2003-07-02 | 2004-07-02 | A variable area flow meter |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0414912A Expired - Fee Related GB2404031B (en) | 2003-07-02 | 2004-07-02 | A variable area flow meter |
Country Status (2)
Country | Link |
---|---|
US (1) | US20050044964A1 (en) |
GB (2) | GB0315497D0 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE542112C2 (en) * | 2017-11-14 | 2020-02-25 | Mirola Ip Ab | A flow indicator for oxygen addition to rebreathing systems |
EP3527242A1 (en) * | 2018-02-16 | 2019-08-21 | Debiotech S.A. | Infusion status indicator of a drug delivery device |
WO2019159121A1 (en) * | 2018-02-16 | 2019-08-22 | Debiotech S.A. | Status indicator of a drug delivery system |
CN112384268B (en) * | 2018-07-11 | 2023-03-10 | 生物技术公司 | Drug delivery system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2052022A (en) * | 1932-11-10 | 1936-08-25 | Brown Instr Co | Flow meter |
US3133440A (en) * | 1960-09-14 | 1964-05-19 | Wallace & Tiernan Inc | Stabilizing apparatus for floats for variable flow meters |
US3408865A (en) * | 1966-10-13 | 1968-11-05 | Roy L. Chenault | Fluid flow indicating meter |
DE1955280B2 (en) * | 1969-11-04 | 1972-12-14 | Obstfelder, Heinz Jürgen von, 4330 Mülheim | FLOW CONTROL UNIT |
US4361051A (en) * | 1980-11-20 | 1982-11-30 | Defasselle Robert J | Flowmeter |
US4489614A (en) * | 1980-11-20 | 1984-12-25 | Defasselle Robert J | Flowmeter |
FI61759C (en) * | 1981-07-20 | 1983-06-10 | Safematic Ltd Oy | VOLUMSTROEMSMAETARE FOER ETT STROEMMANDE MEDIUM |
BE1002318A6 (en) * | 1988-07-25 | 1990-11-27 | P D Chemie N V | Control device for the flow of a fluid and pump design equipped with it |
-
2003
- 2003-07-02 GB GBGB0315497.8A patent/GB0315497D0/en not_active Ceased
-
2004
- 2004-07-02 GB GB0414912A patent/GB2404031B/en not_active Expired - Fee Related
- 2004-07-02 US US10/884,011 patent/US20050044964A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
GB0414912D0 (en) | 2004-08-04 |
GB2404031A (en) | 2005-01-19 |
US20050044964A1 (en) | 2005-03-03 |
GB2404031B (en) | 2008-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |