DE8915991U1 - Lichtelektrische Positionsmeßeinrichtung - Google Patents

Lichtelektrische Positionsmeßeinrichtung

Info

Publication number
DE8915991U1
DE8915991U1 DE8915991U DE8915991U DE8915991U1 DE 8915991 U1 DE8915991 U1 DE 8915991U1 DE 8915991 U DE8915991 U DE 8915991U DE 8915991 U DE8915991 U DE 8915991U DE 8915991 U1 DE8915991 U1 DE 8915991U1
Authority
DE
Germany
Prior art keywords
graduation
scanning
measuring device
measuring
measuring direction
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 - Lifetime
Application number
DE8915991U
Other languages
German (de)
English (en)
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.)
Dr Johannes Heidenhain GmbH
Original Assignee
Dr Johannes Heidenhain 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 Dr Johannes Heidenhain GmbH filed Critical Dr Johannes Heidenhain GmbH
Publication of DE8915991U1 publication Critical patent/DE8915991U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01D5/36—Forming the light into pulses
    • G01D5/366—Particular pulse shapes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
DE8915991U 1989-11-30 1989-11-30 Lichtelektrische Positionsmeßeinrichtung Expired - Lifetime DE8915991U1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3939504A DE3939504A1 (de) 1989-11-30 1989-11-30 Lichtelektrische positionsmesseinrichtung

Publications (1)

Publication Number Publication Date
DE8915991U1 true DE8915991U1 (de) 1992-10-22

Family

ID=6394442

Family Applications (3)

Application Number Title Priority Date Filing Date
DE3939504A Granted DE3939504A1 (de) 1989-11-30 1989-11-30 Lichtelektrische positionsmesseinrichtung
DE8915991U Expired - Lifetime DE8915991U1 (de) 1989-11-30 1989-11-30 Lichtelektrische Positionsmeßeinrichtung
DE90122152T Expired - Fee Related DE59003886D1 (de) 1989-11-30 1990-11-20 Lichtelektrische Positionsmesseinrichtung.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3939504A Granted DE3939504A1 (de) 1989-11-30 1989-11-30 Lichtelektrische positionsmesseinrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE90122152T Expired - Fee Related DE59003886D1 (de) 1989-11-30 1990-11-20 Lichtelektrische Positionsmesseinrichtung.

Country Status (2)

Country Link
EP (1) EP0434973B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (3) DE3939504A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19754595B4 (de) * 1997-12-10 2011-06-01 Dr. Johannes Heidenhain Gmbh Lichtelektrische Positionsmeßeinrichtung
DE102007035345A1 (de) * 2006-11-20 2008-05-21 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1060609B (de) * 1955-05-31 1959-07-02 Ferranti Ltd Messvorrichtung zum genauen Bestimmen der Groesse und Richtung der Bewegungen eines Gegenstandes relativ zu einem festen Bezugssystem
DE3416864C2 (de) * 1984-05-08 1986-04-10 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Photoelektrische Meßeinrichtung
US4647769A (en) * 1984-05-11 1987-03-03 Quantum Corporation Optical encoder having controllable lead-lag phase trim sensitivity
DE3509102C2 (de) * 1985-03-14 1987-01-15 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Meßeinrichtung
ATE51445T1 (de) * 1986-02-07 1990-04-15 Saphirwerk Ind Prod Vorrichtung zur inkrementalen laengenmessung.

Also Published As

Publication number Publication date
DE59003886D1 (de) 1994-01-27
EP0434973A2 (de) 1991-07-03
EP0434973A3 (en) 1991-10-23
DE3939504C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-02-20
EP0434973B1 (de) 1993-12-15
DE3939504A1 (de) 1991-06-06

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