SE441785B - Legesavkenningsapparat och anvendning av dylik apparat - Google Patents

Legesavkenningsapparat och anvendning av dylik apparat

Info

Publication number
SE441785B
SE441785B SE7704770A SE7704770A SE441785B SE 441785 B SE441785 B SE 441785B SE 7704770 A SE7704770 A SE 7704770A SE 7704770 A SE7704770 A SE 7704770A SE 441785 B SE441785 B SE 441785B
Authority
SE
Sweden
Prior art keywords
appliances
nice
physical sensor
physical
sensor
Prior art date
Application number
SE7704770A
Other languages
English (en)
Swedish (sv)
Other versions
SE7704770L (sv
Inventor
W A Heske
Original Assignee
Dresser Ind
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dresser Ind filed Critical Dresser Ind
Publication of SE7704770L publication Critical patent/SE7704770L/
Publication of SE441785B publication Critical patent/SE441785B/xx

Links

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
SE7704770A 1976-05-10 1977-04-26 Legesavkenningsapparat och anvendning av dylik apparat SE441785B (sv)

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 (2)

Publication Number Publication Date
SE7704770L SE7704770L (sv) 1977-11-11
SE441785B true SE441785B (sv) 1985-11-04

Family

ID=24748782

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7704770A SE441785B (sv) 1976-05-10 1977-04-26 Legesavkenningsapparat och anvendning av dylik apparat

Country Status (13)

Country Link
US (1) US4109147A (xx)
JP (1) JPS52137372A (xx)
AU (1) AU505710B2 (xx)
BE (1) BE854411A (xx)
CA (1) CA1090898A (xx)
CH (1) CH619775A5 (xx)
DE (1) DE2721491C2 (xx)
ES (1) ES458594A1 (xx)
FR (1) FR2351385A1 (xx)
GB (1) GB1557441A (xx)
IT (1) IT1077491B (xx)
NL (1) NL7704483A (xx)
SE (1) SE441785B (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
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.
GB2021760B (en) * 1978-05-26 1982-10-13 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
AU2920295A (en) * 1994-07-09 1996-02-09 Uwe Engberts Device for recording changes in position or movements over short distances
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)

* Cited by examiner, † Cited by third party
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 (xx) * 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 (xx) * 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 (xx) * 1970-03-14 1974-09-02
JPS4825762B1 (xx) * 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 (xx) * 1974-02-14 1975-09-05

Also Published As

Publication number Publication date
SE7704770L (sv) 1977-11-11
IT1077491B (it) 1985-05-04
CH619775A5 (xx) 1980-10-15
BE854411A (fr) 1977-09-01
ES458594A1 (es) 1978-10-01
CA1090898A (en) 1980-12-02
DE2721491A1 (de) 1977-11-24
US4109147A (en) 1978-08-22
AU505710B2 (en) 1979-11-29
JPS52137372A (en) 1977-11-16
GB1557441A (en) 1979-12-12
NL7704483A (nl) 1977-11-14
FR2351385B1 (xx) 1982-03-19
DE2721491C2 (de) 1986-01-16
AU2463277A (en) 1978-11-02
FR2351385A1 (fr) 1977-12-09

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