DE60203665D1 - Vorrichtung zur Messung und zur Kontrolle von Flüssigkeitsfluss - Google Patents
Vorrichtung zur Messung und zur Kontrolle von FlüssigkeitsflussInfo
- Publication number
- DE60203665D1 DE60203665D1 DE60203665T DE60203665T DE60203665D1 DE 60203665 D1 DE60203665 D1 DE 60203665D1 DE 60203665 T DE60203665 T DE 60203665T DE 60203665 T DE60203665 T DE 60203665T DE 60203665 D1 DE60203665 D1 DE 60203665D1
- Authority
- DE
- Germany
- Prior art keywords
- measuring
- tube
- flow
- liquid
- opening
- 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 - Fee Related
Links
- 239000012530 fluid Substances 0.000 title 1
- 239000007788 liquid Substances 0.000 abstract 7
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16886—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body for measuring fluid flow rate, i.e. flowmeters
- A61M5/1689—Drip counters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16804—Flow controllers
- A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
- F04B43/084—Machines, pumps, or pumping installations having flexible working members having tubular flexible members the tubular member being deformed by stretching or distortion
-
- 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
- G01F1/007—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 measuring the level variations of storage tanks relative to the time
-
- 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
- G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/661—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
- G01F3/36—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with stationary measuring chambers having constant volume during measurement
- G01F3/38—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with stationary measuring chambers having constant volume during measurement having only one measuring chamber
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3379—Masses, volumes, levels of fluids in reservoirs, flow rates
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Measuring Volume Flow (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Flow Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1018148A NL1018148C2 (nl) | 2001-05-23 | 2001-05-23 | Inrichting voor het meten en het regelen van een vloeistofstroom. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60203665D1 true DE60203665D1 (de) | 2005-05-19 |
Family
ID=19773449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60203665T Expired - Fee Related DE60203665D1 (de) | 2001-05-23 | 2002-05-16 | Vorrichtung zur Messung und zur Kontrolle von Flüssigkeitsfluss |
Country Status (5)
Country | Link |
---|---|
US (1) | US20020194933A1 (de) |
EP (1) | EP1260240B1 (de) |
AT (1) | ATE292988T1 (de) |
DE (1) | DE60203665D1 (de) |
NL (1) | NL1018148C2 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7691092B2 (en) | 2004-05-07 | 2010-04-06 | Mcgill University | Ambulatory device for measuring urine flow |
US9151646B2 (en) | 2011-12-21 | 2015-10-06 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
US9746093B2 (en) | 2011-12-21 | 2017-08-29 | Deka Products Limited Partnership | Flow meter and related system and apparatus |
US10488848B2 (en) | 2011-12-21 | 2019-11-26 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
US9724465B2 (en) | 2011-12-21 | 2017-08-08 | Deka Products Limited Partnership | Flow meter |
US9746094B2 (en) | 2011-12-21 | 2017-08-29 | Deka Products Limited Partnership | Flow meter having a background pattern with first and second portions |
US9435455B2 (en) | 2011-12-21 | 2016-09-06 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
US10228683B2 (en) | 2011-12-21 | 2019-03-12 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
US9372486B2 (en) | 2011-12-21 | 2016-06-21 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
US9759343B2 (en) | 2012-12-21 | 2017-09-12 | Deka Products Limited Partnership | Flow meter using a dynamic background image |
USD751689S1 (en) | 2013-11-06 | 2016-03-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
USD752209S1 (en) | 2013-11-06 | 2016-03-22 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
USD751690S1 (en) | 2013-11-06 | 2016-03-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
USD745661S1 (en) | 2013-11-06 | 2015-12-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
USD749206S1 (en) | 2013-11-06 | 2016-02-09 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
USD905848S1 (en) | 2016-01-28 | 2020-12-22 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
EP4335471A2 (de) | 2016-01-28 | 2024-03-13 | DEKA Products Limited Partnership | Vorrichtung zur überwachung, regelung oder steuerung eines fluidstroms |
USD854145S1 (en) | 2016-05-25 | 2019-07-16 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
CN109374086B (zh) * | 2018-10-18 | 2020-08-14 | 新奥科技发展有限公司 | 一种料位测量装置及物料输送系统 |
WO2021021596A1 (en) | 2019-07-26 | 2021-02-04 | Deka Products Limited Partnership | Apparatus for monitoring, regulating, or controlling fluid flow |
USD964563S1 (en) | 2019-07-26 | 2022-09-20 | Deka Products Limited Partnership | Medical flow clamp |
KR20230032613A (ko) | 2021-08-31 | 2023-03-07 | 세메스 주식회사 | 토션 펌프, 약액 공급 유닛 및 기판 처리 장치 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3066853A (en) * | 1960-03-28 | 1962-12-04 | Walter Anderes | Bellows air pump |
US3329390A (en) * | 1965-02-18 | 1967-07-04 | Eldon E Hulsey | Variable orifice valve |
GB1383910A (en) * | 1971-06-02 | 1974-02-12 | Clarke E W | Method and apparatus for measuring the rate of flow of liquids |
FR2188146B1 (de) | 1972-06-02 | 1976-08-06 | Instr Con Analyse | |
JPS5421603A (en) | 1977-07-19 | 1979-02-19 | Pilot Pen Co Ltd | Method of extracting even quantity of liquid by trickling |
GB2097514A (en) * | 1981-04-24 | 1982-11-03 | Bespak Industries Ltd | Flow regulating apparatus |
US4432761A (en) * | 1981-06-22 | 1984-02-21 | Abbott Laboratories | Volumetric drop detector |
EP0120098B1 (de) * | 1983-03-18 | 1986-07-30 | American Hospital Supply Corporation | Vorrichtung und Verfahren zur spontanen Erzeugung von Menisken in Fliessregelungsanordnungen |
US4511352A (en) * | 1984-05-14 | 1985-04-16 | Alza Corporation | Parenteral delivery system with in-line container |
GB2200445B (en) | 1987-01-21 | 1990-09-05 | Mascar Limited | Flow measuring device |
US4936828A (en) | 1987-06-02 | 1990-06-26 | Kophu Chiang | Liquid drop image sensor |
DE4106995A1 (de) | 1991-03-05 | 1992-09-24 | Durango Holding Gmbh | Verfahren und vorrichtung zur messung eines fluessigkeitsstromes |
NL9101825A (nl) | 1991-10-30 | 1993-05-17 | Academisch Ziekenhuis Vrije Un | Werkwijze voor nauwkeurige uitstroomdebiet bepaling van vloeistoffen en op een inrichting voor het uitvoeren van die werkwijze. |
NO174119C (no) | 1991-11-05 | 1994-03-16 | Metron As | Fremgangsmåte og anordning for kontinuerlig måling av væskeströmhastighet |
US5355735A (en) | 1993-02-23 | 1994-10-18 | Datrend Systems Inc. | Apparatus for metering liquid flow |
US5352213A (en) * | 1993-11-16 | 1994-10-04 | Woodard Robert W | Intravenous fluid flow monitor |
DE19600667A1 (de) * | 1996-01-10 | 1997-07-17 | Rainer L M Dipl Ing Klopp | Pumpverfahren und Pumpe |
FR2767874A1 (fr) * | 1997-08-26 | 1999-02-26 | Commissariat Energie Atomique | Actionneur pour exercer une pression de fluide, a faible consommation d'energie |
-
2001
- 2001-05-23 NL NL1018148A patent/NL1018148C2/nl not_active IP Right Cessation
-
2002
- 2002-05-16 AT AT02076920T patent/ATE292988T1/de not_active IP Right Cessation
- 2002-05-16 DE DE60203665T patent/DE60203665D1/de not_active Expired - Fee Related
- 2002-05-16 EP EP02076920A patent/EP1260240B1/de not_active Expired - Lifetime
- 2002-05-23 US US10/153,178 patent/US20020194933A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP1260240B1 (de) | 2005-04-13 |
US20020194933A1 (en) | 2002-12-26 |
EP1260240A2 (de) | 2002-11-27 |
ATE292988T1 (de) | 2005-04-15 |
EP1260240A3 (de) | 2003-01-08 |
NL1018148C2 (nl) | 2002-11-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |