ES458594A1 - Aparato transductor aplicado en la deteccion foto-optica de cambios de posicion de un elemento. - Google Patents
Aparato transductor aplicado en la deteccion foto-optica de cambios de posicion de un elemento.Info
- Publication number
- ES458594A1 ES458594A1 ES458594A ES458594A ES458594A1 ES 458594 A1 ES458594 A1 ES 458594A1 ES 458594 A ES458594 A ES 458594A ES 458594 A ES458594 A ES 458594A ES 458594 A1 ES458594 A1 ES 458594A1
- Authority
- ES
- Spain
- Prior art keywords
- elements
- radiation
- position sensor
- optical position
- separate
- 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
- 230000003287 optical effect Effects 0.000 title 1
- 230000005855 radiation Effects 0.000 abstract 3
- 238000001514 detection method Methods 0.000 abstract 1
Classifications
-
- 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
- G01L9/0026—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means
- G01L9/0032—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means using photoelectric means
-
- 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
- G01D5/32—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 with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Transform (AREA)
- Measuring Fluid Pressure (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
Aparato transductor aplicado en la detección foto-óptica de cambios de posición de un elemento, caracterizado porque incluye en combinación: a) un par de elementos separados que tienen unas zonas sensibles a radiaciones de superficie activa predeterminada. b) una fuente de radiación para emitir una energía de radiación. c) una paleta opaca en un emplazamiento situado entre dicha fuente de luz y dichos elementos. d) un circuito que sirve para recibir las señales separadas procedentes de cada uno de dichos elementos.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/684,610 US4109147A (en) | 1976-05-10 | 1976-05-10 | Optical position sensor |
Publications (1)
Publication Number | Publication Date |
---|---|
ES458594A1 true ES458594A1 (es) | 1978-10-01 |
Family
ID=24748782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES458594A Expired ES458594A1 (es) | 1976-05-10 | 1977-05-07 | Aparato transductor aplicado en la deteccion foto-optica de cambios de posicion de un elemento. |
Country Status (13)
Country | Link |
---|---|
US (1) | US4109147A (es) |
JP (1) | JPS52137372A (es) |
AU (1) | AU505710B2 (es) |
BE (1) | BE854411A (es) |
CA (1) | CA1090898A (es) |
CH (1) | CH619775A5 (es) |
DE (1) | DE2721491C2 (es) |
ES (1) | ES458594A1 (es) |
FR (1) | FR2351385A1 (es) |
GB (1) | GB1557441A (es) |
IT (1) | IT1077491B (es) |
NL (1) | NL7704483A (es) |
SE (1) | SE441785B (es) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH639196A5 (de) * | 1977-11-23 | 1983-10-31 | Asea Ab | Messgeraet zum messen von physikalischen groessen mittels optischer mittel. |
AU520748B2 (en) * | 1978-05-26 | 1982-02-25 | Honeywell Inc. | Optical potentiometers |
US4320293A (en) * | 1978-08-30 | 1982-03-16 | Harold Guretzky | Angle-position transducer |
CA1146276A (en) * | 1978-09-05 | 1983-05-10 | Francis M. Jobbagy | Analog-to-digital converter apparatus for condition responsive transducer |
FR2498754A2 (fr) * | 1981-01-27 | 1982-07-30 | Mecilec Sa | Dispositif de mesure de pression fonctionnant en numerique |
US4484071A (en) * | 1982-03-12 | 1984-11-20 | Webster Peter John | Method and apparatus for determining the location of graduated marks in measuring applications |
GB2124760B (en) * | 1982-08-05 | 1986-02-12 | Electricity Council | Temperature of elongate articles |
US4538063A (en) * | 1983-01-05 | 1985-08-27 | Dresser Industries, Inc. | Photo transducer circuit for setting minimum and maximum current flow between power terminals |
US4502334A (en) * | 1983-08-04 | 1985-03-05 | Dresser Industries, Inc. | Combined pressure gauge-transmitter |
GB2151774A (en) * | 1983-12-16 | 1985-07-24 | Atomic Energy Authority Uk | Measuring displacement |
US4531414A (en) * | 1984-05-21 | 1985-07-30 | Kraus Robert A | Linear displacement transducer device |
EP0263261A1 (de) * | 1986-09-05 | 1988-04-13 | BBC Brown Boveri AG | Optoelektronischer Wegaufnehmer |
JPH0198934A (ja) * | 1987-10-12 | 1989-04-17 | Mimii Denshi Kk | 気圧計又は気圧高度計 |
GB2237377A (en) * | 1989-08-23 | 1991-05-01 | Hoover Plc | Liquid level transducer |
DE4023323A1 (de) * | 1990-07-21 | 1992-01-23 | Krieg Gunther | Positionssensor |
US5360331A (en) * | 1993-01-05 | 1994-11-01 | Dynisco, Inc. | Injection molding machine pressure transducer |
US5602339A (en) * | 1994-03-24 | 1997-02-11 | Dynisco, Inc. | Injection molding machine pressure transducer with trapezoidal cavity |
WO1996001976A1 (de) * | 1994-07-09 | 1996-01-25 | Uwe Engberts | Vorrichtung zur registrierung von positionsveränderungen bzw. bewegungen über kleine wegstrecken |
GB9705105D0 (en) | 1997-03-12 | 1997-04-30 | Brown & Sharpe Limited | Optical surface measurement apparatus and methods |
US20030234351A1 (en) * | 2002-06-25 | 2003-12-25 | Chong-Hin Chee | Brightness independent optical position sensor |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1090872B (de) * | 1958-05-21 | 1960-10-13 | Gossen & Co Gmbh P | Lichtkontaktinstrument mit einem oberen und einem unteren Grenzwert zugeordneten lichtelektrischen Zellen |
DE6601355U (es) * | 1959-01-08 | 1969-04-30 | Schenck C Gmbh | |
US3316547A (en) * | 1964-07-15 | 1967-04-25 | Fairchild Camera Instr Co | Integrating analog-to-digital converter |
US3521072A (en) * | 1967-08-21 | 1970-07-21 | James W Wipson | Variable masking of radiation sensitive areas along x and y axes by pivotally mounted control shaft |
US3502894A (en) * | 1968-05-16 | 1970-03-24 | Us Agriculture | Angle measuring photoelectric transducer with two photocells and electroluminescent source of light |
JPS4415398Y1 (es) * | 1968-11-20 | 1969-07-03 | ||
DE1911956A1 (de) * | 1969-03-10 | 1970-09-24 | Leitz Ernst Gmbh | Fotoelektrische Einrichtung zum beruehrungslosen Bestimmen kleiner Lage- oder Winkelaenderungen von Objekten |
JPS4932653B1 (es) * | 1970-03-14 | 1974-09-02 | ||
JPS4825762B1 (es) * | 1970-06-02 | 1973-07-31 | ||
US3730633A (en) * | 1970-12-31 | 1973-05-01 | Aerotherm Corp | Photometric detector and measuring system |
US3768311A (en) * | 1971-02-08 | 1973-10-30 | Dresser Ind | Motion responsive electrical control apparatus |
US3742233A (en) * | 1971-08-20 | 1973-06-26 | Dresser Ind | Motion displacement transducer |
DE2148696A1 (de) * | 1971-09-29 | 1973-04-05 | Krauss Maffei Ag | Optische einrichtung zum erzeugen eines von der eintauchtiefe eines beweglichen bauteiles in ein messlichtbuendel abhaengigen elektrischen signales |
US3788795A (en) * | 1972-06-05 | 1974-01-29 | E Zeitlin | Pressure operated modulating meter for regulating a flue damper |
US3900738A (en) * | 1973-05-23 | 1975-08-19 | Lockheed Missiles Space | Non-contact measuring gauge |
US3885872A (en) * | 1973-06-12 | 1975-05-27 | Ibm | Digital proximity sensing system |
JPS50113250A (es) * | 1974-02-14 | 1975-09-05 |
-
1976
- 1976-05-10 US US05/684,610 patent/US4109147A/en not_active Expired - Lifetime
-
1977
- 1977-04-05 CA CA275,589A patent/CA1090898A/en not_active Expired
- 1977-04-20 IT IT49035/77A patent/IT1077491B/it active
- 1977-04-22 GB GB16911/77A patent/GB1557441A/en not_active Expired
- 1977-04-25 NL NL7704483A patent/NL7704483A/xx not_active Application Discontinuation
- 1977-04-26 SE SE7704770A patent/SE441785B/xx not_active IP Right Cessation
- 1977-04-27 CH CH522877A patent/CH619775A5/fr not_active IP Right Cessation
- 1977-04-27 AU AU24632/77A patent/AU505710B2/en not_active Expired
- 1977-05-06 FR FR7713908A patent/FR2351385A1/fr active Granted
- 1977-05-07 ES ES458594A patent/ES458594A1/es not_active Expired
- 1977-05-09 BE BE177396A patent/BE854411A/xx not_active IP Right Cessation
- 1977-05-10 DE DE2721491A patent/DE2721491C2/de not_active Expired
- 1977-05-10 JP JP5363977A patent/JPS52137372A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2351385B1 (es) | 1982-03-19 |
IT1077491B (it) | 1985-05-04 |
JPS52137372A (en) | 1977-11-16 |
SE441785B (sv) | 1985-11-04 |
AU2463277A (en) | 1978-11-02 |
AU505710B2 (en) | 1979-11-29 |
FR2351385A1 (fr) | 1977-12-09 |
SE7704770L (sv) | 1977-11-11 |
BE854411A (fr) | 1977-09-01 |
DE2721491C2 (de) | 1986-01-16 |
CA1090898A (en) | 1980-12-02 |
DE2721491A1 (de) | 1977-11-24 |
NL7704483A (nl) | 1977-11-14 |
US4109147A (en) | 1978-08-22 |
GB1557441A (en) | 1979-12-12 |
CH619775A5 (es) | 1980-10-15 |
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