DE9209801U1 - Längen- oder Winkelmeßeinrichtung - Google Patents

Längen- oder Winkelmeßeinrichtung

Info

Publication number
DE9209801U1
DE9209801U1 DE9209801U DE9209801U DE9209801U1 DE 9209801 U1 DE9209801 U1 DE 9209801U1 DE 9209801 U DE9209801 U DE 9209801U DE 9209801 U DE9209801 U DE 9209801U DE 9209801 U1 DE9209801 U1 DE 9209801U1
Authority
DE
Germany
Prior art keywords
length
measuring device
angle measuring
reference mark
marks
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
DE9209801U
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
Priority to DE9209801U priority Critical patent/DE9209801U1/de
Publication of DE9209801U1 publication Critical patent/DE9209801U1/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
    • G01D5/347—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)
  • Optical Transform (AREA)
DE9209801U 1992-07-22 1992-07-22 Längen- oder Winkelmeßeinrichtung Expired - Lifetime DE9209801U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9209801U DE9209801U1 (de) 1992-07-22 1992-07-22 Längen- oder Winkelmeßeinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9209801U DE9209801U1 (de) 1992-07-22 1992-07-22 Längen- oder Winkelmeßeinrichtung

Publications (1)

Publication Number Publication Date
DE9209801U1 true DE9209801U1 (de) 1992-09-17

Family

ID=6881859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9209801U Expired - Lifetime DE9209801U1 (de) 1992-07-22 1992-07-22 Längen- oder Winkelmeßeinrichtung

Country Status (1)

Country Link
DE (1) DE9209801U1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5793201A (en) * 1994-02-22 1998-08-11 Dr. Johannes Heidenhain Gmbh Position indicating encoder with magnetic end position determining elements
US7057161B2 (en) 2001-07-09 2006-06-06 Dr. Johannes Heidenhain Gmbh Position measuring device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5793201A (en) * 1994-02-22 1998-08-11 Dr. Johannes Heidenhain Gmbh Position indicating encoder with magnetic end position determining elements
US7057161B2 (en) 2001-07-09 2006-06-06 Dr. Johannes Heidenhain Gmbh Position measuring device

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