GB2052074B - Pneumotachograph with pitot-like tubes - Google Patents
Pneumotachograph with pitot-like tubesInfo
- Publication number
- GB2052074B GB2052074B GB8017546A GB8017546A GB2052074B GB 2052074 B GB2052074 B GB 2052074B GB 8017546 A GB8017546 A GB 8017546A GB 8017546 A GB8017546 A GB 8017546A GB 2052074 B GB2052074 B GB 2052074B
- Authority
- GB
- United Kingdom
- Prior art keywords
- pneumotachograph
- pitot
- tubes
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/087—Measuring breath flow
- A61B5/0876—Measuring breath flow using means deflected by the fluid stream, e.g. flaps
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)
- Measuring Volume Flow (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4326379A | 1979-05-29 | 1979-05-29 | |
US15174280A | 1980-05-20 | 1980-05-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2052074A GB2052074A (en) | 1981-01-21 |
GB2052074B true GB2052074B (en) | 1984-05-10 |
Family
ID=26720201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8017546A Expired GB2052074B (en) | 1979-05-29 | 1980-05-29 | Pneumotachograph with pitot-like tubes |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA1139965A (en) |
DE (1) | DE3020265C2 (en) |
FR (1) | FR2457675A1 (en) |
GB (1) | GB2052074B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL72446A0 (en) * | 1984-07-19 | 1984-11-30 | Moshe Grinbaum | Spirometer |
FR2624271B1 (en) * | 1987-12-02 | 1990-03-30 | Aerospatiale | LEAK DETECTOR FOR A FLUID CIRCUIT |
FI84757C (en) * | 1988-12-12 | 1992-01-10 | Instrumentarium Oy | FOER STROEMNINGSMAETNING AVSETT GASENS STROEMNING BEGRAENSANDE OCH STYRANDE ORGAN. |
US5038773A (en) * | 1990-06-08 | 1991-08-13 | Medical Graphics Corporation | Flow meter system |
US5535633A (en) * | 1992-09-23 | 1996-07-16 | Korr Medical Technologies, Inc. | Differential pressure sensor for respiratory monitoring |
US5379650A (en) * | 1992-09-23 | 1995-01-10 | Korr Medical Technologies Inc. | Differential pressure sensor for respiratory monitoring |
US5443075A (en) * | 1993-03-01 | 1995-08-22 | Puritan-Bennett Corporation | Flow measuring apparatus |
US5789660A (en) | 1996-07-15 | 1998-08-04 | Novametrix Medical Systems, Inc. | Multiple function airway adapter |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2233829A1 (en) * | 1972-07-10 | 1974-03-14 | Westfaelische Metall Industrie | FUEL TANK, IN PARTICULAR FUEL TANK |
CA1069342A (en) * | 1976-07-29 | 1980-01-08 | Research Development Corporation | Variable orifice gas flow sensing head |
US4083245A (en) * | 1977-03-21 | 1978-04-11 | Research Development Corporation | Variable orifice gas flow sensing head |
DE2802830C3 (en) * | 1978-01-23 | 1982-02-11 | Müller, Gerhard, Prof. Dr.-Ing., 7080 Aalen | Fluid flow meter |
US4197857A (en) * | 1978-04-06 | 1980-04-15 | Research Development Corporation | System for measurement of oxygen uptake and respiratory quotient |
-
1980
- 1980-05-28 FR FR8011821A patent/FR2457675A1/en active Granted
- 1980-05-28 DE DE19803020265 patent/DE3020265C2/en not_active Expired
- 1980-05-29 CA CA000352971A patent/CA1139965A/en not_active Expired
- 1980-05-29 GB GB8017546A patent/GB2052074B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2457675A1 (en) | 1980-12-26 |
CA1139965A (en) | 1983-01-25 |
DE3020265A1 (en) | 1981-01-22 |
DE3020265C2 (en) | 1984-03-15 |
FR2457675B1 (en) | 1983-11-10 |
GB2052074A (en) | 1981-01-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19980529 |