ES2033600T1 - Sensor optoelectronico de medicion de magnitudes lineales. - Google Patents

Sensor optoelectronico de medicion de magnitudes lineales.

Info

Publication number
ES2033600T1
ES2033600T1 ES199191121312T ES91121312T ES2033600T1 ES 2033600 T1 ES2033600 T1 ES 2033600T1 ES 199191121312 T ES199191121312 T ES 199191121312T ES 91121312 T ES91121312 T ES 91121312T ES 2033600 T1 ES2033600 T1 ES 2033600T1
Authority
ES
Spain
Prior art keywords
photoemitter
photoreceiver
optoelectronic sensor
sensor unit
measuring linear
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.)
Pending
Application number
ES199191121312T
Other languages
English (en)
Inventor
Charles-Henri Zufferey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tesa SARL
Original Assignee
Tesa SARL
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 Tesa SARL filed Critical Tesa SARL
Publication of ES2033600T1 publication Critical patent/ES2033600T1/es
Pending legal-status Critical Current

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
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
  • Light Receiving Elements (AREA)
  • Testing Of Coins (AREA)
  • Facsimile Heads (AREA)
  • Measurement Of Radiation (AREA)

Abstract

EL DETECTOR COMPRENDE AL MENOS UNA UNIDAD DE DETECCION DISPUESTO ENFRENTE DE UNA REGLA DE MEDICION INCREMENTABLE (1) CON GRADUACION REFLECTANTE (2) . LA UNIDAD DE DETECCION COMPRENDE UN FOTOEMISOR (3) Y UN FOTORECEPTOR (4) VECINOS, IMPLANTADOS EN UN CIRCUITO IMPRESO (6), DE EJES OPTICO (X, X'') PARALELOS ENTRE SI Y PERPENDICULARES AL PLANO DE LA REGLA (1), Y UN GRUPO OPTICO (9) CON DOS LENTES DE ENFOQUE (10, 12) Y DOS CARAS DE DEFLEXION (11, 13) INTEGRADOS POR MOLDEO EN UN SOPORTE DE MATERIAL SINTETICO TRANSPARENTE. EN EL GRUPO OPTICO UNA DE LAS DOS LENTES Y UNA DE DICHAS DOS CARAS DE DEFLEXION (X, X'') PARA DIRIGIR Y DESVIAR LOS RAYOS LUMINOSOS PROCEDENTES DEL FOTOEMISOR (3) Y RECUPERARLOS EN EL FOTORECEPTOR (4) TRAS SU PASO A TRAVES DE UNA RETICULA GRADUADA DE PALPACION
ES199191121312T 1991-01-22 1991-12-12 Sensor optoelectronico de medicion de magnitudes lineales. Pending ES2033600T1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH173/91A CH683870A5 (fr) 1991-01-22 1991-01-22 Capteur optoélectronique de mesure de grandeurs linéaires.

Publications (1)

Publication Number Publication Date
ES2033600T1 true ES2033600T1 (es) 1993-04-01

Family

ID=4180930

Family Applications (1)

Application Number Title Priority Date Filing Date
ES199191121312T Pending ES2033600T1 (es) 1991-01-22 1991-12-12 Sensor optoelectronico de medicion de magnitudes lineales.

Country Status (7)

Country Link
US (1) US5266797A (es)
EP (1) EP0496072B1 (es)
JP (1) JP2874813B2 (es)
AT (1) ATE134267T1 (es)
CH (1) CH683870A5 (es)
DE (2) DE69117164T2 (es)
ES (1) ES2033600T1 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4316250C2 (de) * 1993-05-14 1997-06-12 Heidenhain Gmbh Dr Johannes Lichtelektrische Längen- oder Winkelmeßeinrichtung
DE19610881B4 (de) * 1995-12-07 2008-01-10 Limo Patentverwaltung Gmbh & Co. Kg Mikrosystembaustein
EP1111347B1 (fr) * 1999-12-15 2001-09-05 Brown & Sharpe Tesa S.A. Capteur de position
FR2850748B1 (fr) * 2003-02-05 2005-12-30 Actaris Sas Dispositif de detection optique pour compteur
FR2850750B1 (fr) * 2003-02-05 2005-03-04 Actaris Sas Dispositif de detection optique pour compteur
FR2850749B1 (fr) * 2003-02-05 2005-12-30 Actaris Sas Dispositif de detection optique pour compteur
JP4418278B2 (ja) * 2004-03-30 2010-02-17 オリンパス株式会社 光学式エンコーダ及びその製造方法
FR2877124B1 (fr) * 2004-10-22 2006-12-29 Schneider Electric Ind Sas Detecteur photoelectrique
US7385178B2 (en) * 2005-10-26 2008-06-10 Avago Technologies Ecbu Ip Pte Ltd Reflective encoders with various emitter-detector configurations
EP2592392B1 (de) * 2012-03-09 2013-09-04 Hexagon Technology Center GmbH Optoelektronische Lagemessvorrichtung
JP6380973B2 (ja) * 2014-06-16 2018-08-29 日東電工株式会社 光学式センサ
JP6712845B2 (ja) * 2015-09-10 2020-06-24 三菱日立パワーシステムズ株式会社 光ファイバプローブ、光ファイバ計測装置及びクリアランス制御システム
DE102016103123A1 (de) 2016-02-23 2017-08-24 Vishay Semiconductor Gmbh Optoelektronische Vorrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2056660B (en) * 1979-08-03 1983-05-11 Stanley Tools Ltd Displacement encoder for measuring rule
JPS6058404B2 (ja) * 1980-05-06 1985-12-19 横河電機株式会社 光学的デジタル変位変換器
JPS608821U (ja) * 1983-06-30 1985-01-22 アルプス電気株式会社 ロ−タリエンコ−ダ
GB8615196D0 (en) * 1986-06-21 1986-07-23 Renishaw Plc Opto-electronic scale reading apparatus
US5064290A (en) * 1987-12-12 1991-11-12 Renishaw Plc Opto-electronic scale-reading apparatus wherein phase-separated secondary orders of diffraction are generated

Also Published As

Publication number Publication date
EP0496072B1 (fr) 1996-02-14
US5266797A (en) 1993-11-30
EP0496072A3 (en) 1993-04-07
DE69117164T2 (de) 1996-09-05
DE496072T1 (de) 1992-10-15
CH683870A5 (fr) 1994-05-31
EP0496072A2 (fr) 1992-07-29
DE69117164D1 (de) 1996-03-28
JPH0650743A (ja) 1994-02-25
JP2874813B2 (ja) 1999-03-24
ATE134267T1 (de) 1996-02-15

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