GB2097528B - Position sensing apparatus - Google Patents

Position sensing apparatus

Info

Publication number
GB2097528B
GB2097528B GB8113135A GB8113135A GB2097528B GB 2097528 B GB2097528 B GB 2097528B GB 8113135 A GB8113135 A GB 8113135A GB 8113135 A GB8113135 A GB 8113135A GB 2097528 B GB2097528 B GB 2097528B
Authority
GB
United Kingdom
Prior art keywords
sensing apparatus
position sensing
sensing
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
GB8113135A
Other versions
GB2097528A (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.)
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 GB8113135A priority Critical patent/GB2097528B/en
Priority to DE19823212657 priority patent/DE3212657A1/en
Publication of GB2097528A publication Critical patent/GB2097528A/en
Application granted granted Critical
Publication of GB2097528B publication Critical patent/GB2097528B/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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/16—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using electromagnetic waves other than radio waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Liquid Crystal (AREA)
GB8113135A 1981-04-29 1981-04-29 Position sensing apparatus Expired GB2097528B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8113135A GB2097528B (en) 1981-04-29 1981-04-29 Position sensing apparatus
DE19823212657 DE3212657A1 (en) 1981-04-29 1982-04-05 DEVICE FOR MEASURING THE POSITION OF AN OBJECT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8113135A GB2097528B (en) 1981-04-29 1981-04-29 Position sensing apparatus

Publications (2)

Publication Number Publication Date
GB2097528A GB2097528A (en) 1982-11-03
GB2097528B true GB2097528B (en) 1985-02-06

Family

ID=10521449

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8113135A Expired GB2097528B (en) 1981-04-29 1981-04-29 Position sensing apparatus

Country Status (2)

Country Link
DE (1) DE3212657A1 (en)
GB (1) GB2097528B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247659A1 (en) * 1982-12-23 1984-06-28 Wolfgang Dr. 7000 Stuttgart Ruhrmann OPTICAL SENSOR

Also Published As

Publication number Publication date
DE3212657A1 (en) 1982-11-18
GB2097528A (en) 1982-11-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee