IT1143507B - Trasduttore ottico - Google Patents

Trasduttore ottico

Info

Publication number
IT1143507B
IT1143507B IT67218/81A IT6721881A IT1143507B IT 1143507 B IT1143507 B IT 1143507B IT 67218/81 A IT67218/81 A IT 67218/81A IT 6721881 A IT6721881 A IT 6721881A IT 1143507 B IT1143507 B IT 1143507B
Authority
IT
Italy
Prior art keywords
optical transducer
transducer
optical
Prior art date
Application number
IT67218/81A
Other languages
English (en)
Other versions
IT8167218A0 (it
Inventor
Venanzio Micheletti Cremasco
Original Assignee
Olivetti & Co Spa
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 Olivetti & Co Spa filed Critical Olivetti & Co Spa
Priority to IT67218/81A priority Critical patent/IT1143507B/it
Publication of IT8167218A0 publication Critical patent/IT8167218A0/it
Priority to EP82300572A priority patent/EP0060021A3/en
Priority to JP57022577A priority patent/JPS57151816A/ja
Priority to MX191409A priority patent/MX151102A/es
Priority to BR8200832A priority patent/BR8200832A/pt
Application granted granted Critical
Publication of IT1143507B publication Critical patent/IT1143507B/it

Links

Classifications

    • 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
    • G01D5/347—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 using displacement encoding scales
    • G01D5/3473—Circular or rotary encoders
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
IT67218/81A 1981-02-17 1981-02-17 Trasduttore ottico IT1143507B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT67218/81A IT1143507B (it) 1981-02-17 1981-02-17 Trasduttore ottico
EP82300572A EP0060021A3 (en) 1981-02-17 1982-02-04 Optical transducer
JP57022577A JPS57151816A (en) 1981-02-17 1982-02-15 Optical transducer
MX191409A MX151102A (es) 1981-02-17 1982-02-16 Mejoras en transductor optico
BR8200832A BR8200832A (pt) 1981-02-17 1982-02-16 Transdutor otico

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67218/81A IT1143507B (it) 1981-02-17 1981-02-17 Trasduttore ottico

Publications (2)

Publication Number Publication Date
IT8167218A0 IT8167218A0 (it) 1981-02-17
IT1143507B true IT1143507B (it) 1986-10-22

Family

ID=11300583

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67218/81A IT1143507B (it) 1981-02-17 1981-02-17 Trasduttore ottico

Country Status (5)

Country Link
EP (1) EP0060021A3 (it)
JP (1) JPS57151816A (it)
BR (1) BR8200832A (it)
IT (1) IT1143507B (it)
MX (1) MX151102A (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59176917U (ja) * 1983-05-12 1984-11-27 オムロン株式会社 リニアエンコ−ダ
IT1159993B (it) * 1983-12-07 1987-03-04 Olivetti & Co Spa Trasduttore ottico collegabile ad un organo rotante per rilevarne la posizione angolare e generare corrispondenti segnali elettrici
FR2609801B1 (fr) * 1987-01-19 1993-05-28 Aerospatiale Dispositif pour le codage binaire pas-a-pas d'un angle de rotation autour d'un axe
JPH0544732Y2 (it) * 1987-08-28 1993-11-15
DE19607179C1 (de) * 1996-02-27 1997-07-10 Heidenhain Gmbh Dr Johannes Elektrische Positionsmeßeinrichtung
DE19712828A1 (de) 1997-03-26 1998-10-15 Sick Ag Lichtgitter und Verfahren zu seiner Herstellung
DE19820358C1 (de) * 1998-05-07 1999-08-05 Leuze Electronic Gmbh & Co Optoelektronischer Sensor
DE19855828A1 (de) * 1998-12-03 2000-06-08 Heidenhain Gmbh Dr Johannes Dreidimensionales Meßmodul
DE19858247C1 (de) * 1998-12-17 2000-01-27 Leuze Electronic Gmbh & Co Optoelektronische Vorrichtung zum Erfassen von Gegenständen in einem Überwachungsbereich
JP4326631B2 (ja) * 1999-07-16 2009-09-09 浜松ホトニクス株式会社 重水素ランプボックス及びポータブル型光源装置
DE10308285A1 (de) 2003-02-26 2004-09-09 Sick Ag Optische Sende- und Empfangsanordnung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1476405A (en) * 1974-06-07 1977-06-16 Vactoric Control Equip Optical encoder
US4152589A (en) * 1977-09-28 1979-05-01 Silonics, Inc. Optical rotational encoder
US4196994A (en) * 1977-12-19 1980-04-08 Polaroid Corporation Desensitized photoelectric detector unit
JPS557649A (en) * 1978-07-04 1980-01-19 Canon Inc Photo encoder
DE2848612C2 (de) * 1978-11-09 1981-05-27 Pfaff Haushaltsmaschinen GmbH, 7500 Karlsruhe Impulsgeber eines Nähmaschinenantriebes

Also Published As

Publication number Publication date
JPS57151816A (en) 1982-09-20
EP0060021A3 (en) 1984-11-21
MX151102A (es) 1984-09-28
BR8200832A (pt) 1982-12-28
EP0060021A2 (en) 1982-09-15
IT8167218A0 (it) 1981-02-17

Similar Documents

Publication Publication Date Title
IT1144232B (it) Trasduttore ottico
IT1139675B (it) Trasduttore elettrocustico
DK161483D0 (da) Hydrofonkabel
IT1204933B (it) Trasduttore ottico
DK321182A (da) Optisk inspektionsanlaeg
AT380572B (de) Optischer sensor
DK160581A (da) Optisk sammenkoblingssystem
DK160782A (da) Optisk multiplexer
BR8100994A (pt) Transdutor
IT1129862B (it) Trasduttore ottico
EP0067706A3 (en) Optical transducer
IT1143507B (it) Trasduttore ottico
DK155096C (da) Dirkefri cylinderlaas
IT1149427B (it) Trasduttori di spostamento ottici
DK600384D0 (da) Optisk forstaerker
FR2500706B1 (fr) Transducteur electrostatique-acoustique
ATA177082A (de) Uebersichtsobjektiv
FI811582A0 (fi) Skrovkonstruktion foer fartyg
DK174082A (da) Vaeskevarmer
FI822825L (fi) Braensleblandning foer en katalytisk foerbraenningskammare
IT1139652B (it) Transduttore magnetoresistnete
FI823049A0 (fi) Remskiva
IT8168665A0 (it) Trasduttore ottico
DK360480A (da) Optisk positionstransducer
KR830000824U (ko) 전기음향 변환기