SG22692G - Light-reflector type encoding method and the encoder - Google Patents

Light-reflector type encoding method and the encoder

Info

Publication number
SG22692G
SG22692G SG226/92A SG22692A SG22692G SG 22692 G SG22692 G SG 22692G SG 226/92 A SG226/92 A SG 226/92A SG 22692 A SG22692 A SG 22692A SG 22692 G SG22692 G SG 22692G
Authority
SG
Singapore
Prior art keywords
encoder
light
encoding method
reflector type
type encoding
Prior art date
Application number
SG226/92A
Other languages
English (en)
Original Assignee
Du Pont
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
Priority claimed from JP22965383A external-priority patent/JPS60122316A/ja
Priority claimed from JP59090868A external-priority patent/JPH0672784B2/ja
Application filed by Du Pont filed Critical Du Pont
Publication of SG22692G publication Critical patent/SG22692G/en

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
SG226/92A 1983-12-05 1992-03-06 Light-reflector type encoding method and the encoder SG22692G (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22965383A JPS60122316A (ja) 1983-12-05 1983-12-05 反射式位置検出装置
JP59090868A JPH0672784B2 (ja) 1984-05-09 1984-05-09 光反射式エンコーダー

Publications (1)

Publication Number Publication Date
SG22692G true SG22692G (en) 1992-05-15

Family

ID=26432277

Family Applications (1)

Application Number Title Priority Date Filing Date
SG226/92A SG22692G (en) 1983-12-05 1992-03-06 Light-reflector type encoding method and the encoder

Country Status (7)

Country Link
US (1) US4654523A (ko)
EP (1) EP0146303B1 (ko)
KR (1) KR900004781B1 (ko)
CA (1) CA1240757A (ko)
DE (1) DE3485115D1 (ko)
HK (1) HK75592A (ko)
SG (1) SG22692G (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6255511A (ja) * 1985-09-05 1987-03-11 Sharp Corp ロ−タリ−エンコ−ダ
GB2192271A (en) * 1986-06-12 1988-01-06 Rabone Chesterman Ltd Sensing the extent and direction of movement
DE3636744C1 (de) * 1986-10-29 1988-03-24 Heidenhain Gmbh Dr Johannes Lichtelektrische Laengen- oder Winkelmesseinrichtung
US4958071A (en) * 1989-01-13 1990-09-18 Advanced Gravis Computer Technology, Ltd. A joystick including an optical encoder with film strips in sliding contact
JPH04208810A (ja) * 1990-12-03 1992-07-30 Omron Corp 変位信号出力装置
US5103225A (en) * 1990-12-24 1992-04-07 Pitney Bowes Inc. Motor-driven positioning system with reflective optical encoder
EP0493908B1 (en) * 1990-12-31 1996-03-06 Excellon Automation Monitoring the condition of a rotary tool
US5250805A (en) * 1991-06-12 1993-10-05 Bei Electronics, Inc. Optical sensing technique providing built in test
JP3067282B2 (ja) * 1991-06-13 2000-07-17 株式会社東海理化電機製作所 移動検出器
US5212391A (en) * 1991-11-13 1993-05-18 Excellon Automation Laser sensor for detecting the extended state of an object in continuous motion especially the clogged or broken state of a drill bit
US5404021A (en) * 1991-11-13 1995-04-04 Excellon Automation Laser sensor for detecting the extended state of an object in continuous motion
US5506404A (en) * 1993-09-08 1996-04-09 Milan-Kamski; W. J. Retrofitting device providing automatic reading capability for metering systems
DE4332808A1 (de) * 1993-09-27 1994-02-24 Braun Paul W Taktlineal und Taktscheibe reflektierend, basierend auf Standardfilm einseitig metallisch beschichtet
US5555329A (en) * 1993-11-05 1996-09-10 Alliesignal Inc. Light directing optical structure
US6400137B1 (en) 1998-09-03 2002-06-04 Itt Manufacturing Enterprises, Inc. Optical fiber with crimp and for sensing wheel rotation
US6476377B1 (en) * 1998-10-30 2002-11-05 Structural Integrity Monitoring Systems, Inc. Structural monitoring system
US7265336B2 (en) 2003-12-01 2007-09-04 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Encoder utilizing a reflective cylindrical surface
US7196320B1 (en) 2005-03-14 2007-03-27 Robert Rickenbach Fiber optic encoder for position sensing
US7732797B2 (en) * 2004-09-08 2010-06-08 Renishaw Plc Detection device and method for detecting objects subject to cyclic or repetitive motion
GB0625387D0 (en) * 2006-12-21 2007-01-31 Renishaw Plc Object detector and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2653545C2 (de) * 1976-11-25 1979-01-11 Ernst Leitz Wetzlar Gmbh, 6300 Lahn- Wetzlar Fotoelektrische Auflicht-Wegmeßeinrichtung
CH626169A5 (ko) * 1976-11-25 1981-10-30 Leitz Ernst Gmbh
US4162399A (en) * 1977-09-16 1979-07-24 Bei Electronics, Inc. Optical encoder with fiber optics
JPS5687818A (en) * 1979-12-19 1981-07-16 Ishikawajima Harima Heavy Ind Co Ltd Reflex type position detector
JPS57135313A (en) * 1981-02-16 1982-08-20 Fanuc Ltd Pulse encoder
US4503326A (en) * 1981-04-21 1985-03-05 Vibrac Corporation Fiber optic optical device

Also Published As

Publication number Publication date
DE3485115D1 (de) 1991-10-31
KR850004646A (ko) 1985-07-25
EP0146303A2 (en) 1985-06-26
EP0146303A3 (en) 1987-11-25
KR900004781B1 (ko) 1990-07-05
EP0146303B1 (en) 1991-09-25
US4654523A (en) 1987-03-31
CA1240757A (en) 1988-08-16
HK75592A (en) 1992-10-09

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