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FR2596514B1 - DISPLACEMENT SENSOR - Google Patents

DISPLACEMENT SENSOR

Info

Publication number
FR2596514B1
FR2596514B1 FR8604817A FR8604817A FR2596514B1 FR 2596514 B1 FR2596514 B1 FR 2596514B1 FR 8604817 A FR8604817 A FR 8604817A FR 8604817 A FR8604817 A FR 8604817A FR 2596514 B1 FR2596514 B1 FR 2596514B1
Authority
FR
France
Prior art keywords
displacement sensor
displacement
sensor
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
FR8604817A
Other languages
French (fr)
Other versions
FR2596514A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8604817A priority Critical patent/FR2596514B1/en
Publication of FR2596514A1 publication Critical patent/FR2596514A1/en
Application granted granted Critical
Publication of FR2596514B1 publication Critical patent/FR2596514B1/en
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)
  • Length Measuring Devices By Optical Means (AREA)
FR8604817A 1986-04-01 1986-04-01 DISPLACEMENT SENSOR Expired - Lifetime FR2596514B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8604817A FR2596514B1 (en) 1986-04-01 1986-04-01 DISPLACEMENT SENSOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8604817A FR2596514B1 (en) 1986-04-01 1986-04-01 DISPLACEMENT SENSOR

Publications (2)

Publication Number Publication Date
FR2596514A1 FR2596514A1 (en) 1987-10-02
FR2596514B1 true FR2596514B1 (en) 1991-04-19

Family

ID=9333877

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8604817A Expired - Lifetime FR2596514B1 (en) 1986-04-01 1986-04-01 DISPLACEMENT SENSOR

Country Status (1)

Country Link
FR (1) FR2596514B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9201074L (en) * 1992-04-03 1993-10-04 Bt Systems Ab Method and apparatus for positioning
EP0936446A1 (en) * 1998-02-10 1999-08-18 Primax Electronics Ltd Displacement sensing system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1021535A (en) * 1962-12-11 1966-03-02 Hensoldt & Soehne Optik Equipment for measuring lengths or angles
US4242574A (en) * 1978-02-02 1980-12-30 Grant Walter W Digital display tape measure with photoelectric sensing of tape displacement
JPS5830603A (en) * 1981-08-17 1983-02-23 Takagi Kogyo Kk Device for detecting position of straight line
JPS6080715A (en) * 1983-10-07 1985-05-08 Sony Corp Optical position sensor
FR2554918B1 (en) * 1983-11-10 1988-07-29 Jaluzot Yves METHOD AND DEVICE FOR OBTAINING NUMERICAL COORDINATES OF A POINT OR A SET OF POINTS
DE3444878A1 (en) * 1984-12-08 1986-06-12 Bodenseewerk Gerätetechnik GmbH, 7770 Überlingen SCAN HEAD FOR PEDOTERS, IN PARTICULAR ANGLE PITCHERS

Also Published As

Publication number Publication date
FR2596514A1 (en) 1987-10-02

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Legal Events

Date Code Title Description
ST Notification of lapse
R1 Appeal
FC Favourable decision of inpi director general on an application for restauration.
ST Notification of lapse