WO2009115179A3 - Messeinrichtung und anordnung zur erfassung von lageänderungen - Google Patents

Messeinrichtung und anordnung zur erfassung von lageänderungen Download PDF

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Publication number
WO2009115179A3
WO2009115179A3 PCT/EP2009/001440 EP2009001440W WO2009115179A3 WO 2009115179 A3 WO2009115179 A3 WO 2009115179A3 EP 2009001440 W EP2009001440 W EP 2009001440W WO 2009115179 A3 WO2009115179 A3 WO 2009115179A3
Authority
WO
WIPO (PCT)
Prior art keywords
timing
arrangement
region
ruler
measurement device
Prior art date
Application number
PCT/EP2009/001440
Other languages
English (en)
French (fr)
Other versions
WO2009115179A2 (de
Inventor
Paul-Wilhelm Braun
Jürgen Kieselbach
Original Assignee
Pwb-Ruhlatec Industrieprodukte Gmbh
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 Pwb-Ruhlatec Industrieprodukte Gmbh filed Critical Pwb-Ruhlatec Industrieprodukte Gmbh
Publication of WO2009115179A2 publication Critical patent/WO2009115179A2/de
Publication of WO2009115179A3 publication Critical patent/WO2009115179A3/de

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

Abstract

Messeinrichtung (1), bestehend zumindest aus einem Taktscheibe / Taktlineal (2) mit wenigstens einem kodierten Bereich (3) und wenigstens einem uncodierten Bereich (4), einem Sensor (5) zum Empfang und einem Emitter (6) zum Aussenden eines optischen Signals (7) sowie zumindest einer Reflektionseinheit (9) für die Reflektion des optischen Signals (7), wobei der Sensor (5) und der Emitter (6) auf einer ersten Seite (8) des Taktscheibe / Taktlineals (2) angeordnet sind und die Reflektionseinheit (9) auf einer zweiten Seite (10) des Taktscheibe / Taktlineals (2) sowie gegenüber dem Emitter (6) und dem Sensor (5) angeordnet ist und wobei weiter das optische Signal (7) mindestens zweimal das Taktscheibe / Taktlineal (2) durchtritt, zumindest einmal im kodierten Bereich (3) und zumindest einmal im uncodierten Bereich (4).
PCT/EP2009/001440 2008-03-18 2009-02-27 Messeinrichtung und anordnung zur erfassung von lageänderungen WO2009115179A2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008014720A DE102008014720A1 (de) 2008-03-18 2008-03-18 Messeinrichtung und Anordnung zur Erfassung von Lageänderungen
DE102008014720.6 2008-03-18

Publications (2)

Publication Number Publication Date
WO2009115179A2 WO2009115179A2 (de) 2009-09-24
WO2009115179A3 true WO2009115179A3 (de) 2009-11-19

Family

ID=41051254

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/001440 WO2009115179A2 (de) 2008-03-18 2009-02-27 Messeinrichtung und anordnung zur erfassung von lageänderungen

Country Status (3)

Country Link
DE (1) DE102008014720A1 (de)
TW (1) TW200940963A (de)
WO (1) WO2009115179A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5792253B2 (ja) 2013-10-02 2015-10-07 ファナック株式会社 導光路を有する透過型光学式エンコーダ
DE102015103744B4 (de) 2015-03-13 2018-03-08 Sick Stegmann Gmbh Optoelektronische Vorrichtung zum Erfassen einer Längen- bzw. Winkelinformation
DE102019109469A1 (de) * 2019-04-10 2020-10-15 Vishay Semiconductor Gmbh Optischer Encoder

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3609211A1 (de) * 1986-03-19 1987-09-24 Rudolf Epple Optischer winkelgeber
DE19835980A1 (de) * 1998-08-08 2000-02-10 Kostal Leopold Gmbh & Co Kg Optoelektronischer Lenkwinkelsensor
DE102004019332A1 (de) * 2003-04-21 2004-11-25 Mitsubishi Denki K.K. Optischer Drehgeber
US20060043271A1 (en) * 2004-08-25 2006-03-02 Chin Yee L Optical encoding that utilizes total internal reflection

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH690862A5 (de) 1994-06-17 2001-02-15 Hera Rotterdam Bv Geber mit diffraktiven optischen Abbildungselementen.
DE10246268B4 (de) 2002-10-02 2004-11-18 Pwb-Ruhlatec Industrieprodukte Gmbh Encoderanordnung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3609211A1 (de) * 1986-03-19 1987-09-24 Rudolf Epple Optischer winkelgeber
DE19835980A1 (de) * 1998-08-08 2000-02-10 Kostal Leopold Gmbh & Co Kg Optoelektronischer Lenkwinkelsensor
DE102004019332A1 (de) * 2003-04-21 2004-11-25 Mitsubishi Denki K.K. Optischer Drehgeber
US20060043271A1 (en) * 2004-08-25 2006-03-02 Chin Yee L Optical encoding that utilizes total internal reflection

Also Published As

Publication number Publication date
WO2009115179A2 (de) 2009-09-24
DE102008014720A1 (de) 2009-10-08
TW200940963A (en) 2009-10-01

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