DE2226578A1 - Positionsanzeigevorrichtung - Google Patents

Positionsanzeigevorrichtung

Info

Publication number
DE2226578A1
DE2226578A1 DE2226578A DE2226578A DE2226578A1 DE 2226578 A1 DE2226578 A1 DE 2226578A1 DE 2226578 A DE2226578 A DE 2226578A DE 2226578 A DE2226578 A DE 2226578A DE 2226578 A1 DE2226578 A1 DE 2226578A1
Authority
DE
Germany
Prior art keywords
arm
point
parallelogram
displacement
linkage
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.)
Pending
Application number
DE2226578A
Other languages
German (de)
English (en)
Inventor
Andrew Guy Kerr
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
Publication of DE2226578A1 publication Critical patent/DE2226578A1/de
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/002Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING 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
    • G01D5/00Mechanical 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
    • G01D5/26Mechanical 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
    • G01D5/32Mechanical 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
    • G01D5/34Mechanical 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
    • G01D5/36Forming the light into pulses
    • G01D5/38Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission Devices (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE2226578A 1971-06-01 1972-05-31 Positionsanzeigevorrichtung Pending DE2226578A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1832571A GB1383744A (en) 1971-06-01 1971-06-01 Indicating devices

Publications (1)

Publication Number Publication Date
DE2226578A1 true DE2226578A1 (de) 1973-03-29

Family

ID=10110540

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2226578A Pending DE2226578A1 (de) 1971-06-01 1972-05-31 Positionsanzeigevorrichtung

Country Status (6)

Country Link
CH (1) CH543728A (xx)
DE (1) DE2226578A1 (xx)
FR (1) FR2141134A5 (xx)
GB (1) GB1383744A (xx)
IT (1) IT958190B (xx)
NL (1) NL7207451A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2550840A1 (de) * 1974-11-25 1976-05-26 Bendix Corp Lagengeber

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE425331B (sv) * 1979-01-17 1982-09-20 Erling Nilsson Anordning for detektering av cirkulationsrubbningar i en patients extremiter pa grundval av extremiteternas hudtemperatur
CN108519074A (zh) * 2018-04-24 2018-09-11 中国海底电缆建设有限公司 一种动态贴合式倾角测量装置及方法
CN109764804A (zh) * 2019-02-26 2019-05-17 江苏弘开传感科技有限公司 一种基于法布里-珀罗原理的位移传感器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2550840A1 (de) * 1974-11-25 1976-05-26 Bendix Corp Lagengeber

Also Published As

Publication number Publication date
NL7207451A (xx) 1972-12-05
CH543728A (de) 1973-10-31
FR2141134A5 (xx) 1973-01-19
GB1383744A (en) 1974-02-12
IT958190B (it) 1973-10-20

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Legal Events

Date Code Title Description
OHA Expiration of time for request for examination