FR1192941A - Device for measuring the displacement between a movable member and a stationary member - Google Patents

Device for measuring the displacement between a movable member and a stationary member

Info

Publication number
FR1192941A
FR1192941A FR1192941DA FR1192941A FR 1192941 A FR1192941 A FR 1192941A FR 1192941D A FR1192941D A FR 1192941DA FR 1192941 A FR1192941 A FR 1192941A
Authority
FR
France
Prior art keywords
displacement
measuring
movable member
stationary
stationary member
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
Application number
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1192941A publication Critical patent/FR1192941A/en
Expired 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
    • G01D5/36—Forming the light into pulses
    • G01D5/363—Direction discrimination

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1192941D 1956-08-11 1957-08-09 Device for measuring the displacement between a movable member and a stationary member Expired FR1192941A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1192941X 1956-08-11

Publications (1)

Publication Number Publication Date
FR1192941A true FR1192941A (en) 1959-10-29

Family

ID=19871429

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1192941D Expired FR1192941A (en) 1956-08-11 1957-08-09 Device for measuring the displacement between a movable member and a stationary member

Country Status (1)

Country Link
FR (1) FR1192941A (en)

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