FR1299253A - Appareil de mesure - Google Patents

Appareil de mesure

Info

Publication number
FR1299253A
FR1299253A FR871885A FR871885A FR1299253A FR 1299253 A FR1299253 A FR 1299253A FR 871885 A FR871885 A FR 871885A FR 871885 A FR871885 A FR 871885A FR 1299253 A FR1299253 A FR 1299253A
Authority
FR
France
Prior art keywords
measuring device
measuring
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
FR871885A
Other languages
English (en)
Inventor
Alexander Turnbull Shepherd
Lockhart Taylor
Donald Ferguson Walker
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.)
Ferranti International PLC
Original Assignee
Ferranti PLC
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 Ferranti PLC filed Critical Ferranti PLC
Priority to FR871885A priority Critical patent/FR1299253A/fr
Application granted granted Critical
Publication of FR1299253A publication Critical patent/FR1299253A/fr
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)
FR871885A 1961-08-30 1961-08-30 Appareil de mesure Expired FR1299253A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR871885A FR1299253A (fr) 1961-08-30 1961-08-30 Appareil de mesure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR871885A FR1299253A (fr) 1961-08-30 1961-08-30 Appareil de mesure

Publications (1)

Publication Number Publication Date
FR1299253A true FR1299253A (fr) 1962-07-20

Family

ID=8761957

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871885A Expired FR1299253A (fr) 1961-08-30 1961-08-30 Appareil de mesure

Country Status (1)

Country Link
FR (1) FR1299253A (fr)

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