GB2210976B - Optical displacement sensors - Google Patents

Optical displacement sensors

Info

Publication number
GB2210976B
GB2210976B GB8723871A GB8723871A GB2210976B GB 2210976 B GB2210976 B GB 2210976B GB 8723871 A GB8723871 A GB 8723871A GB 8723871 A GB8723871 A GB 8723871A GB 2210976 B GB2210976 B GB 2210976B
Authority
GB
United Kingdom
Prior art keywords
displacement sensors
optical displacement
optical
sensors
displacement
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 - Fee Related
Application number
GB8723871A
Other versions
GB8723871D0 (en
GB2210976A (en
Inventor
Roger Martin Langdon
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.)
General Electric Co PLC
Original Assignee
General Electric Co 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 General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB8723871A priority Critical patent/GB2210976B/en
Publication of GB8723871D0 publication Critical patent/GB8723871D0/en
Publication of GB2210976A publication Critical patent/GB2210976A/en
Application granted granted Critical
Publication of GB2210976B publication Critical patent/GB2210976B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01D5/48—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 using wave or particle radiation means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB8723871A 1987-10-10 1987-10-10 Optical displacement sensors Expired - Fee Related GB2210976B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8723871A GB2210976B (en) 1987-10-10 1987-10-10 Optical displacement sensors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8723871A GB2210976B (en) 1987-10-10 1987-10-10 Optical displacement sensors

Publications (3)

Publication Number Publication Date
GB8723871D0 GB8723871D0 (en) 1987-11-11
GB2210976A GB2210976A (en) 1989-06-21
GB2210976B true GB2210976B (en) 1991-09-04

Family

ID=10625155

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8723871A Expired - Fee Related GB2210976B (en) 1987-10-10 1987-10-10 Optical displacement sensors

Country Status (1)

Country Link
GB (1) GB2210976B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI97916C (en) * 1995-03-06 1997-03-10 Valtion Teknillinen Method and apparatus for measuring the displacement of a magnetic body

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2002518A (en) * 1977-07-01 1979-02-21 Thomson Csf Elastic surface wave accelerometer
EP0024495A1 (en) * 1979-06-29 1981-03-11 International Business Machines Corporation Acoustic pulse delay line system for measuring distances along a magnetostrictive wire

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2002518A (en) * 1977-07-01 1979-02-21 Thomson Csf Elastic surface wave accelerometer
EP0024495A1 (en) * 1979-06-29 1981-03-11 International Business Machines Corporation Acoustic pulse delay line system for measuring distances along a magnetostrictive wire

Also Published As

Publication number Publication date
GB8723871D0 (en) 1987-11-11
GB2210976A (en) 1989-06-21

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Legal Events

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