GB2130364B - Position detecting apparatus - Google Patents

Position detecting apparatus

Info

Publication number
GB2130364B
GB2130364B GB08327764A GB8327764A GB2130364B GB 2130364 B GB2130364 B GB 2130364B GB 08327764 A GB08327764 A GB 08327764A GB 8327764 A GB8327764 A GB 8327764A GB 2130364 B GB2130364 B GB 2130364B
Authority
GB
United Kingdom
Prior art keywords
position detecting
detecting apparatus
detecting
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
GB08327764A
Other versions
GB2130364A (en
GB8327764D0 (en
Inventor
Ronald William Bicknell
Raymond Ogden
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.)
Plessey Co Ltd
Original Assignee
Plessey Co Ltd
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 Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB08327764A priority Critical patent/GB2130364B/en
Publication of GB8327764D0 publication Critical patent/GB8327764D0/en
Publication of GB2130364A publication Critical patent/GB2130364A/en
Application granted granted Critical
Publication of GB2130364B publication Critical patent/GB2130364B/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)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
GB08327764A 1982-10-29 1983-10-17 Position detecting apparatus Expired GB2130364B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08327764A GB2130364B (en) 1982-10-29 1983-10-17 Position detecting apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8231037 1982-10-29
GB08327764A GB2130364B (en) 1982-10-29 1983-10-17 Position detecting apparatus

Publications (3)

Publication Number Publication Date
GB8327764D0 GB8327764D0 (en) 1983-11-16
GB2130364A GB2130364A (en) 1984-05-31
GB2130364B true GB2130364B (en) 1986-02-19

Family

ID=26284267

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08327764A Expired GB2130364B (en) 1982-10-29 1983-10-17 Position detecting apparatus

Country Status (1)

Country Link
GB (1) GB2130364B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2465372B (en) * 2008-11-14 2013-10-30 Nicholas James Adkins Optical displacement transducer
EP2647966B2 (en) * 2012-04-04 2017-08-23 Siemens Aktiengesellschaft Data encoder for receiving position information and method for operating same

Also Published As

Publication number Publication date
GB2130364A (en) 1984-05-31
GB8327764D0 (en) 1983-11-16

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Legal Events

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