DE2512944A1 - Einrichtung zum messen der durchflussmenge einer fluidstroemung - Google Patents
Einrichtung zum messen der durchflussmenge einer fluidstroemungInfo
- Publication number
- DE2512944A1 DE2512944A1 DE19752512944 DE2512944A DE2512944A1 DE 2512944 A1 DE2512944 A1 DE 2512944A1 DE 19752512944 DE19752512944 DE 19752512944 DE 2512944 A DE2512944 A DE 2512944A DE 2512944 A1 DE2512944 A1 DE 2512944A1
- Authority
- DE
- Germany
- Prior art keywords
- channel
- pressure
- collecting
- channels
- flow
- 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.)
- Withdrawn
Links
- 239000012530 fluid Substances 0.000 title claims description 60
- 230000003068 static effect Effects 0.000 claims description 11
- 230000001154 acute effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 45
- 230000004202 respiratory function Effects 0.000 description 6
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000003444 anaesthetic effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003533 narcotic effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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
- G01F1/203—Jet stream flowmeters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Measuring devices for evaluating the respiratory organs
- A61B5/087—Measuring breath flow
- A61B5/0878—Measuring breath flow using temperature sensing means
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physiology (AREA)
- Molecular Biology (AREA)
- Pulmonology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB13076/74A GB1503912A (en) | 1974-03-25 | 1974-03-25 | Apparatus for use in the measurement of the flow rate of fluid flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2512944A1 true DE2512944A1 (de) | 1975-10-09 |
Family
ID=10016370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752512944 Withdrawn DE2512944A1 (de) | 1974-03-25 | 1975-03-24 | Einrichtung zum messen der durchflussmenge einer fluidstroemung |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4019382A (enExample) |
| JP (1) | JPS50159357A (enExample) |
| DE (1) | DE2512944A1 (enExample) |
| GB (1) | GB1503912A (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6348246Y2 (enExample) * | 1980-12-27 | 1988-12-13 | ||
| US4823788A (en) * | 1988-04-18 | 1989-04-25 | Smith Richard F M | Demand oxygen controller and respiratory monitor |
| USH1282H (en) | 1990-02-05 | 1994-02-01 | The United States Of America As Represented By The Secretary Of The Army | Fluidic volume-cycled respirator |
| USD332229S (en) | 1991-11-18 | 1993-01-05 | Multispiro, Inc. | Peak flow meter |
| DE69427012T2 (de) * | 1993-11-17 | 2001-09-20 | Trudell Medical Ltd., London | Gerät zum Anzeigen von Durchflusshöchstwerten |
| US5565630A (en) * | 1993-11-17 | 1996-10-15 | Monaghan Medical Corporation | Peak flow meter |
| USD367433S (en) | 1995-03-31 | 1996-02-27 | Multispiro, Inc. | Peak flow meter |
| US5865168A (en) * | 1997-03-14 | 1999-02-02 | Nellcor Puritan Bennett Incorporated | System and method for transient response and accuracy enhancement for sensors with known transfer characteristics |
| DE19951579C1 (de) * | 1999-10-27 | 2001-04-19 | Glukomeditech Ag | Konnektor für die pädiatrische Intensivmedizin mit Atemstromsensor |
| AU2006226103B2 (en) * | 2005-03-23 | 2012-01-19 | Trudell Medical International Inc. | Peak flow meter |
| US10945636B2 (en) * | 2017-03-09 | 2021-03-16 | Worcester Polytechnic Institute | Temperature based respiratory detection |
| BR102018067660A2 (pt) * | 2018-09-03 | 2020-03-17 | Salvus Tecnologia Ltda - Epp | Dispositivo para medição de fluxo por diferença de pressão para gases |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3310985A (en) * | 1964-04-07 | 1967-03-28 | Franklin Institute | Accelerometer apparatus |
| US3343413A (en) * | 1964-09-28 | 1967-09-26 | Canadian Patents Dev | Fluid flow measuring device |
| US3592042A (en) * | 1968-12-23 | 1971-07-13 | Esteban Martinex | Fluidic indicating device |
| GB1297154A (enExample) * | 1969-10-29 | 1972-11-22 | ||
| US3705534A (en) * | 1970-05-12 | 1972-12-12 | Bowles Fluidics Corp | Fluidic flow sensing method and apparatus |
| US3686937A (en) * | 1970-06-10 | 1972-08-29 | United Control Corp | Fluidic direction and velocity detection apparatus |
| US3709213A (en) * | 1970-09-16 | 1973-01-09 | Fischer & Porter Co | Fluid-powered flowmeter for measuring low flow rates |
| US3876009A (en) * | 1972-01-28 | 1975-04-08 | Jr Wilber O Johnson | Fire extinguishing apparatus |
| US3803911A (en) * | 1972-09-18 | 1974-04-16 | E Shkatov | Device for measuring the rate of flow of dust-laden gases |
-
1974
- 1974-03-25 GB GB13076/74A patent/GB1503912A/en not_active Expired
-
1975
- 1975-03-24 US US05/561,378 patent/US4019382A/en not_active Expired - Lifetime
- 1975-03-24 DE DE19752512944 patent/DE2512944A1/de not_active Withdrawn
- 1975-03-25 JP JP50035991A patent/JPS50159357A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4019382A (en) | 1977-04-26 |
| JPS50159357A (enExample) | 1975-12-23 |
| GB1503912A (en) | 1978-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |