JPS4953866A - - Google Patents
Info
- Publication number
- JPS4953866A JPS4953866A JP48076458A JP7645873A JPS4953866A JP S4953866 A JPS4953866 A JP S4953866A JP 48076458 A JP48076458 A JP 48076458A JP 7645873 A JP7645873 A JP 7645873A JP S4953866 A JPS4953866 A JP S4953866A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- 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
- A61B5/0873—Measuring breath flow using optical means
-
- 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
- G01F1/32—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 using swirl flowmeters
- G01F1/325—Means for detecting quantities used as proxy variables for swirl
- G01F1/3259—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations
- G01F1/3266—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations by sensing mechanical vibrations
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7242—Details of waveform analysis using integration
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Pulmonology (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Physiology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26935672A | 1972-07-06 | 1972-07-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4953866A true JPS4953866A (US07122603-20061017-C00294.png) | 1974-05-25 |
| JPS5415222B2 JPS5415222B2 (US07122603-20061017-C00294.png) | 1979-06-13 |
Family
ID=23026904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7645873A Expired JPS5415222B2 (US07122603-20061017-C00294.png) | 1972-07-06 | 1973-07-05 |
Country Status (6)
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50156468A (US07122603-20061017-C00294.png) * | 1974-06-06 | 1975-12-17 | ||
| GB1553162A (en) * | 1978-01-10 | 1979-09-19 | Standard Telephones Cables Ltd | Measuring fluid flow |
| US4329880A (en) * | 1979-05-10 | 1982-05-18 | Fischer & Porter Co. | Vortex-shedding flowmeter with torsional sensor mounted on torque tube |
| US4418579A (en) * | 1979-12-21 | 1983-12-06 | Coal Industry (Patents) Limited | Fluid flow monitors |
| US4339957A (en) * | 1980-08-14 | 1982-07-20 | Fischer & Porter Company | Vortex-shedding flowmeter with unitary shedder/sensor |
| SE436521B (sv) * | 1980-10-24 | 1984-12-17 | Per Svante Bahrton | Flodesmetare |
| GB2103795B (en) * | 1981-06-15 | 1986-03-19 | Fuji Electric Co Ltd | Flow metering apparatus |
| US4501157A (en) * | 1982-11-15 | 1985-02-26 | United Technologies Corporation | Vortex shedding flow measuring transducer |
| FR2583283A1 (fr) * | 1985-06-13 | 1986-12-19 | Dussud Jean Benoit | Appareil servant a verifier la fonction pulmonaire |
| US6170338B1 (en) | 1997-03-27 | 2001-01-09 | Rosemont Inc. | Vortex flowmeter with signal processing |
| EP1730476B1 (en) | 2004-03-25 | 2021-04-28 | Micro Motion, Inc. | Simplified fluid property measurement |
| US9366273B2 (en) * | 2012-05-02 | 2016-06-14 | Husky Corporation | Vapor recovery line flow meter |
| US20150126889A1 (en) * | 2013-11-04 | 2015-05-07 | South Jersey Engineering & Research, LLC | Spirometer comprising piezoelectric sensor |
| US9599493B2 (en) * | 2014-10-31 | 2017-03-21 | Invensys Systems, Inc. | Split flow vortex flowmeter |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE394587A (US07122603-20061017-C00294.png) * | 1932-02-25 | |||
| US2453376A (en) * | 1944-11-21 | 1948-11-09 | Francis H Lagasse | Means for measuring the velocity and volume of fluids |
| US3116639A (en) * | 1960-03-28 | 1964-01-07 | Savage & Parsons Ltd | Apparatus for the measurement and integration of fluid-velocities |
| US3572117A (en) * | 1968-05-27 | 1971-03-23 | Eastech | Bluff body flowmeter |
-
1972
- 1972-07-06 US US00269356A patent/US3796096A/en not_active Expired - Lifetime
-
1973
- 1973-06-14 CA CA174,099A patent/CA981927A/en not_active Expired
- 1973-06-15 IT IT25442/73A patent/IT989215B/it active
- 1973-07-05 FR FR7324788A patent/FR2192293B1/fr not_active Expired
- 1973-07-05 JP JP7645873A patent/JPS5415222B2/ja not_active Expired
- 1973-07-06 GB GB3220973A patent/GB1420113A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3796096A (en) | 1974-03-12 |
| JPS5415222B2 (US07122603-20061017-C00294.png) | 1979-06-13 |
| GB1420113A (en) | 1976-01-07 |
| IT989215B (it) | 1975-05-20 |
| FR2192293A1 (US07122603-20061017-C00294.png) | 1974-02-08 |
| FR2192293B1 (US07122603-20061017-C00294.png) | 1976-05-07 |
| CA981927A (en) | 1976-01-20 |
