IT1127732B - Strumento di misura e rilevazione elettroottico - Google Patents
Strumento di misura e rilevazione elettrootticoInfo
- Publication number
- IT1127732B IT1127732B IT28075/79A IT2807579A IT1127732B IT 1127732 B IT1127732 B IT 1127732B IT 28075/79 A IT28075/79 A IT 28075/79A IT 2807579 A IT2807579 A IT 2807579A IT 1127732 B IT1127732 B IT 1127732B
- Authority
- IT
- Italy
- Prior art keywords
- electro
- optical measurement
- detection instrument
- instrument
- detection
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
- 238000005259 measurement Methods 0.000 title 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
- G01F1/34—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
- G01F1/37—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 the pressure or differential pressure being measured by means of communicating tubes or reservoirs with movable fluid levels, e.g. by U-tubes
- G01F1/372—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 the pressure or differential pressure being measured by means of communicating tubes or reservoirs with movable fluid levels, e.g. by U-tubes with electrical or electro-mechanical indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
-
- 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
- G01F1/40—Details of construction of the flow constriction devices
- G01F1/46—Pitot tubes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K5/00—Measuring temperature based on the expansion or contraction of a material
- G01K5/02—Measuring temperature based on the expansion or contraction of a material the material being a liquid
- G01K5/18—Measuring temperature based on the expansion or contraction of a material the material being a liquid with electric conversion means for final indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0033—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means
- G01L9/0039—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means using photoelectric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
- G01L9/0077—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means for measuring reflected light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0091—Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means
- G01L9/0097—Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means using photoelectric means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Measuring Fluid Pressure (AREA)
- Optical Transform (AREA)
- Level Indicators Using A Float (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US96894878A | 1978-12-13 | 1978-12-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7928075A0 IT7928075A0 (it) | 1979-12-17 |
IT1127732B true IT1127732B (it) | 1986-05-21 |
Family
ID=25514975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT28075/79A IT1127732B (it) | 1978-12-13 | 1979-12-17 | Strumento di misura e rilevazione elettroottico |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5582917A (it) |
CA (1) | CA1130108A (it) |
DE (1) | DE2950209A1 (it) |
FR (1) | FR2444258A1 (it) |
GB (1) | GB2040131A (it) |
IL (1) | IL58895A0 (it) |
IT (1) | IT1127732B (it) |
SE (1) | SE7910055L (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57142331U (it) * | 1981-02-27 | 1982-09-07 | ||
EP0074055A3 (en) * | 1981-09-03 | 1984-09-12 | Honeywell Inc. | Fiber optic pressure sensor |
DE3236360A1 (de) * | 1982-04-16 | 1983-10-20 | Brown, Boveri & Cie Ag, 6800 Mannheim | Verfahren und vorrichtung zur ueberwachung von raeumen auf an- oder abwesenheit bzw. die bewegung von objekten |
DE3307966A1 (de) * | 1983-03-07 | 1984-09-13 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Temperatursensor |
DE3621009A1 (de) * | 1986-06-23 | 1988-01-07 | Truetzschler & Co | Vorrichtung zur erfassung des fuellstandes in einem fasermaterialspeicher, insbesondere fuer spinnereivorbereitungsmaschinen |
GB8928714D0 (en) * | 1989-12-20 | 1990-11-21 | Hunting Eng Ltd | Electro-optical devices |
DE4213602A1 (de) * | 1992-04-24 | 1993-10-28 | Alexander W Dr Ing Koch | Verfahren und Vorrichtung zur Temperaturmessung |
US7642096B2 (en) | 2004-12-20 | 2010-01-05 | Massachusetts Institute Of Technology | Liquid expansion thermometer and microcalorimeter |
DE102011079983A1 (de) * | 2011-07-28 | 2013-01-31 | Robert Bosch Gmbh | Messeinrichtung |
FR3044413B1 (fr) * | 2015-12-01 | 2017-12-08 | Safran | Sonde de mesure a fibres optiques |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1449293A (fr) * | 1965-10-05 | 1966-08-12 | Bolkow Gmbh | Dispositif de mesure à l'aide de rayons laser de l'altitude vraie d'un corps volant par rapport à la surface terrestre |
DE1807237A1 (de) * | 1968-06-26 | 1970-04-23 | Jenoptik Jena Gmbh | Elektromagnetisches Streckenmessgeraet |
GB1273676A (en) * | 1969-09-19 | 1972-05-10 | Zeiss Jena Veb Carl | Electro-magnetic distance measuring apparatus |
FR2321116A1 (fr) * | 1975-08-13 | 1977-03-11 | Anvar | Procede de mesure de temperature et sonde pour sa mise en oeuvre |
-
1979
- 1979-12-03 GB GB7941654A patent/GB2040131A/en not_active Withdrawn
- 1979-12-05 CA CA341,252A patent/CA1130108A/en not_active Expired
- 1979-12-06 SE SE7910055A patent/SE7910055L/ not_active Application Discontinuation
- 1979-12-07 IL IL58895A patent/IL58895A0/xx unknown
- 1979-12-12 FR FR7930502A patent/FR2444258A1/fr not_active Withdrawn
- 1979-12-13 JP JP16265479A patent/JPS5582917A/ja active Pending
- 1979-12-13 DE DE19792950209 patent/DE2950209A1/de not_active Withdrawn
- 1979-12-17 IT IT28075/79A patent/IT1127732B/it active
Also Published As
Publication number | Publication date |
---|---|
IL58895A0 (en) | 1980-03-31 |
JPS5582917A (en) | 1980-06-23 |
DE2950209A1 (de) | 1980-06-26 |
FR2444258A1 (fr) | 1980-07-11 |
IT7928075A0 (it) | 1979-12-17 |
SE7910055L (sv) | 1980-06-14 |
GB2040131A (en) | 1980-08-20 |
CA1130108A (en) | 1982-08-24 |
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