GB2176284B - Device for detecting displacement - Google Patents

Device for detecting displacement

Info

Publication number
GB2176284B
GB2176284B GB08614222A GB8614222A GB2176284B GB 2176284 B GB2176284 B GB 2176284B GB 08614222 A GB08614222 A GB 08614222A GB 8614222 A GB8614222 A GB 8614222A GB 2176284 B GB2176284 B GB 2176284B
Authority
GB
United Kingdom
Prior art keywords
detecting displacement
displacement
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
GB08614222A
Other versions
GB2176284A (en
GB8614222D0 (en
Inventor
Anthony John Asbury
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.)
ALLEN DERYCK CHARLES
Original Assignee
ALLEN DERYCK CHARLES
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 ALLEN DERYCK CHARLES filed Critical ALLEN DERYCK CHARLES
Publication of GB8614222D0 publication Critical patent/GB8614222D0/en
Publication of GB2176284A publication Critical patent/GB2176284A/en
Application granted granted Critical
Publication of GB2176284B publication Critical patent/GB2176284B/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
    • G01D5/347—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 using displacement encoding scales
    • G01D5/34776—Absolute encoders with analogue or digital scales
    • G01D5/34792—Absolute encoders with analogue or digital scales with only digital scales or both digital and incremental scales

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB08614222A 1985-06-11 1986-06-11 Device for detecting displacement Expired GB2176284B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858514671A GB8514671D0 (en) 1985-06-11 1985-06-11 Optical transducer interrogation device

Publications (3)

Publication Number Publication Date
GB8614222D0 GB8614222D0 (en) 1986-07-16
GB2176284A GB2176284A (en) 1986-12-17
GB2176284B true GB2176284B (en) 1989-01-25

Family

ID=10580503

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858514671A Pending GB8514671D0 (en) 1985-06-11 1985-06-11 Optical transducer interrogation device
GB08614222A Expired GB2176284B (en) 1985-06-11 1986-06-11 Device for detecting displacement

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858514671A Pending GB8514671D0 (en) 1985-06-11 1985-06-11 Optical transducer interrogation device

Country Status (1)

Country Link
GB (2) GB8514671D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8706317D0 (en) * 1987-03-17 1987-04-23 Bicc Plc Optical sensor
US5110210A (en) * 1990-07-23 1992-05-05 Mcdonnell Douglas Corporation Precision angle sensor
DE10314731A1 (en) * 2003-03-31 2004-10-28 Sennheiser Electronic Gmbh & Co. Kg Sensor or microphone with such a sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408123A (en) * 1981-02-02 1983-10-04 Siemens Corporation Fiber optical sensor device for measuring a physical parameter
GB8320107D0 (en) * 1983-07-26 1983-08-24 Barr & Stroud Ltd Optical monitoring apparatus
SE458160B (en) * 1984-08-09 1989-02-27 Daimler Benz Ag PROCEDURES FOR FIBEROPTIC SPECTRALLY CODED TRANSFER OF THE METHODS AND DEVICES FOR EXERCISE OF THE PROCEDURE

Also Published As

Publication number Publication date
GB2176284A (en) 1986-12-17
GB8614222D0 (en) 1986-07-16
GB8514671D0 (en) 1985-07-10

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Legal Events

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

Effective date: 20030611