BR8207153A - Instalacao eletrico-luminosa para medicao de comprimentos ou de angulos incrementais - Google Patents

Instalacao eletrico-luminosa para medicao de comprimentos ou de angulos incrementais

Info

Publication number
BR8207153A
BR8207153A BR8207153A BR8207153A BR8207153A BR 8207153 A BR8207153 A BR 8207153A BR 8207153 A BR8207153 A BR 8207153A BR 8207153 A BR8207153 A BR 8207153A BR 8207153 A BR8207153 A BR 8207153A
Authority
BR
Brazil
Prior art keywords
ratio
grid
scanning
electric
measuring length
Prior art date
Application number
BR8207153A
Other languages
English (en)
Inventor
Gunther Nelle
Original Assignee
Heidenhain Gmbh Dr Johannes
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 Heidenhain Gmbh Dr Johannes filed Critical Heidenhain Gmbh Dr Johannes
Publication of BR8207153A publication Critical patent/BR8207153A/pt

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)
  • Length Measuring Devices By Optical Means (AREA)
BR8207153A 1981-12-10 1982-12-09 Instalacao eletrico-luminosa para medicao de comprimentos ou de angulos incrementais BR8207153A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3148910A DE3148910C1 (de) 1981-12-10 1981-12-10 Lichtelektrische inkrementale Laengen- oder Winkelmesseinrichtung

Publications (1)

Publication Number Publication Date
BR8207153A true BR8207153A (pt) 1983-10-11

Family

ID=6148370

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8207153A BR8207153A (pt) 1981-12-10 1982-12-09 Instalacao eletrico-luminosa para medicao de comprimentos ou de angulos incrementais

Country Status (6)

Country Link
US (1) US4519709A (pt)
EP (1) EP0083689B1 (pt)
JP (1) JPS58105004A (pt)
AT (1) ATE23638T1 (pt)
BR (1) BR8207153A (pt)
DE (1) DE3148910C1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3412128C1 (de) * 1984-03-31 1985-05-09 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Positionsmesseinrichtung
DE3541199C1 (de) * 1985-11-21 1987-06-25 Heidenhain Gmbh Dr Johannes Lichtelektrische Positionsmesseinrichtung
GB2188805B (en) * 1986-03-27 1991-01-09 Duracell Int Device
US4912322A (en) * 1986-08-15 1990-03-27 Mitutoyo Mfg. Co., Ltd. Optical type displacement detecting device
US4883955A (en) * 1987-02-25 1989-11-28 Asahi Kogaku Kogyo K.K. Optical encoder with converging means
US4943716A (en) * 1988-01-22 1990-07-24 Mitutoyo Corporation Diffraction-type optical encoder with improved detection signal insensitivity to optical grating gap variations
JPH0565171A (ja) * 1991-09-10 1993-03-19 Nec Toyama Ltd チツプ型電子部品のキヤリアテーピング包装およびキヤリアテープ
DE59203396D1 (de) * 1992-07-18 1995-09-28 Heidenhain Gmbh Dr Johannes Optische Vorrichtung.
JPH0796966A (ja) * 1993-09-27 1995-04-11 Nec Corp 半導体装置用キャリアテープ
DE19507613C2 (de) * 1995-03-04 1997-01-23 Heidenhain Gmbh Dr Johannes Längen- oder Winkelmeßeinrichtung
DE19511068A1 (de) * 1995-03-25 1996-09-26 Heidenhain Gmbh Dr Johannes Lichtelektrische Positionsmeßeinrichtung
DE19652562C2 (de) * 1996-12-17 1999-07-22 Heidenhain Gmbh Dr Johannes Positionsmeßeinrichtung
EP1028309B1 (de) 1999-02-04 2003-04-16 Dr. Johannes Heidenhain GmbH Optische Positionsmesseinrichtung
US6492637B1 (en) * 1999-05-10 2002-12-10 Citizen Watch Co., Ltd. Dimension measuring device
DE10117193B4 (de) * 2001-04-05 2013-04-04 Anton Rodi Messsystem zur Absolutwerterfassung von Winkeln oder Wegen
JP3987498B2 (ja) * 2004-02-03 2007-10-10 ファナック株式会社 モニター装置
DE102006024579B4 (de) * 2006-05-18 2016-09-29 Dr. Johannes Heidenhain Gmbh Vorrichtung zur Bestimmung der Position eines entlang mindestens einer Verschieberichtung bewegbaren Objektes
DE102007061287A1 (de) * 2007-12-19 2009-06-25 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung und Verfahren zur absoluten Positionsbestimmung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3166624A (en) * 1961-05-05 1965-01-19 Bausch & Lomb Moire fringe device having line grids of gradually changing pitch
DE1448504A1 (de) * 1963-08-05 1968-12-12 Wenczler & Heidenhain Fotoelektrische Einrichtung zur Messung von Laengen
US3812352A (en) * 1972-08-28 1974-05-21 Itek Corp Encoder readout system
DE2510273B2 (de) * 1975-03-08 1980-05-08 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Fotoelektrische Meßeinrichtung
DE2826213B2 (de) * 1978-06-15 1980-06-04 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Photoelektrisches inkrementales Längen- und Winkelmeßsystem

Also Published As

Publication number Publication date
JPS6346367B2 (pt) 1988-09-14
DE3148910C1 (de) 1983-03-10
ATE23638T1 (de) 1986-11-15
US4519709A (en) 1985-05-28
JPS58105004A (ja) 1983-06-22
EP0083689B1 (de) 1986-11-12
EP0083689A1 (de) 1983-07-20

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)