NL8202300A - Inrichting voor het bepalen van hoekverplaatsingen van een voorwerp. - Google Patents

Inrichting voor het bepalen van hoekverplaatsingen van een voorwerp. Download PDF

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Publication number
NL8202300A
NL8202300A NL8202300A NL8202300A NL8202300A NL 8202300 A NL8202300 A NL 8202300A NL 8202300 A NL8202300 A NL 8202300A NL 8202300 A NL8202300 A NL 8202300A NL 8202300 A NL8202300 A NL 8202300A
Authority
NL
Netherlands
Prior art keywords
radiation
grid
measuring
control surfaces
detection system
Prior art date
Application number
NL8202300A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8202300A priority Critical patent/NL8202300A/nl
Priority to JP58098799A priority patent/JPS593306A/ja
Priority to DE8383200814T priority patent/DE3366425D1/de
Priority to EP83200814A priority patent/EP0096448B1/de
Priority to US06/502,079 priority patent/US4577101A/en
Publication of NL8202300A publication Critical patent/NL8202300A/nl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • 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
    • 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
    • G01D5/3473—Circular or rotary encoders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
NL8202300A 1982-06-08 1982-06-08 Inrichting voor het bepalen van hoekverplaatsingen van een voorwerp. NL8202300A (nl)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL8202300A NL8202300A (nl) 1982-06-08 1982-06-08 Inrichting voor het bepalen van hoekverplaatsingen van een voorwerp.
JP58098799A JPS593306A (ja) 1982-06-08 1983-06-04 物体の角変位測定装置
DE8383200814T DE3366425D1 (en) 1982-06-08 1983-06-06 Apparatus for determing angular displacements of an object
EP83200814A EP0096448B1 (de) 1982-06-08 1983-06-06 Apparat für das Messen der Drehverschiebung eines Objekts
US06/502,079 US4577101A (en) 1982-06-08 1983-06-08 Shaft encoder with an optical system comprising two straight-line-generatrix surfaces

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8202300A NL8202300A (nl) 1982-06-08 1982-06-08 Inrichting voor het bepalen van hoekverplaatsingen van een voorwerp.
NL8202300 1982-06-08

Publications (1)

Publication Number Publication Date
NL8202300A true NL8202300A (nl) 1984-01-02

Family

ID=19839839

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8202300A NL8202300A (nl) 1982-06-08 1982-06-08 Inrichting voor het bepalen van hoekverplaatsingen van een voorwerp.

Country Status (5)

Country Link
US (1) US4577101A (de)
EP (1) EP0096448B1 (de)
JP (1) JPS593306A (de)
DE (1) DE3366425D1 (de)
NL (1) NL8202300A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8502679A (nl) * 1985-10-01 1987-05-04 Philips Nv Optisch omzetelement en verplaatsingsmeter voorzien van dit element.
NL8502988A (nl) * 1985-11-01 1987-06-01 Philips Nv Halfgeleidende radieele fotodetector, en inrichting bevattende een dergelijke detector.
DE3818218A1 (de) * 1988-04-16 1989-10-26 Heidenhain Gmbh Dr Johannes Lichtelektrische winkelmesseinrichtung
DE4007967A1 (de) * 1990-03-13 1991-09-19 Heidenhain Gmbh Dr Johannes Lichtelektrische positionsmesseinrichtung
US5254919A (en) * 1991-03-22 1993-10-19 Eastman Kodak Company Encoder system using linear array sensor for high resolution
JPH0642914A (ja) * 1992-07-24 1994-02-18 Canon Inc 変位測定装置
WO1997010567A1 (fr) 1995-09-12 1997-03-20 Omron Corporation Podometre
GB9522491D0 (en) † 1995-11-02 1996-01-03 Renishaw Plc Opto-electronic rotary encoder
DE10323088A1 (de) * 2003-05-16 2004-12-02 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
JP4416544B2 (ja) 2004-03-12 2010-02-17 株式会社ミツトヨ 光学式変位測定装置
JP4863803B2 (ja) * 2006-07-28 2012-01-25 株式会社ミツトヨ 光学式エンコーダ
DE102008046793A1 (de) * 2008-09-11 2010-03-18 Dr. Johannes Heidenhain Gmbh Optische Positionsmesseinrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3578979A (en) * 1968-04-23 1971-05-18 Tajima Seisakusho Kk Electrical signal generating apparatus having a scale grid
NL6813749A (de) * 1968-09-26 1970-04-01
SE379241B (de) * 1974-01-15 1975-09-29 Aga Ab
NL7403468A (nl) * 1974-03-15 1975-09-17 Philips Nv Inrichting voor het bepalen van de verplaat- sing van een onderdeel van een werktuig.
US3983391A (en) * 1975-05-21 1976-09-28 Itek Corporation Optical encoder of the reflective type
SU641484A1 (ru) * 1977-07-11 1979-01-05 Институт Полупроводников Ан Украинской Сср Фотоэлектрический преобразователь угла поворота вала в код
US4143268A (en) * 1977-12-12 1979-03-06 Jenoptik Jena G.M.B.H. Jena Arrangement for measuring angles
US4247769A (en) * 1978-12-21 1981-01-27 The Charles Stark Draper Laboratory, Inc. Apparatus for measuring angular and linear displacements

Also Published As

Publication number Publication date
JPH0331371B2 (de) 1991-05-02
DE3366425D1 (en) 1986-10-30
EP0096448A1 (de) 1983-12-21
US4577101A (en) 1986-03-18
JPS593306A (ja) 1984-01-10
EP0096448B1 (de) 1986-09-24

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A1B A search report has been drawn up
BV The patent application has lapsed