GB1458274A - Apparatus for determining distance of a workpiece - Google Patents

Apparatus for determining distance of a workpiece

Info

Publication number
GB1458274A
GB1458274A GB145774A GB145774A GB1458274A GB 1458274 A GB1458274 A GB 1458274A GB 145774 A GB145774 A GB 145774A GB 145774 A GB145774 A GB 145774A GB 1458274 A GB1458274 A GB 1458274A
Authority
GB
United Kingdom
Prior art keywords
distance
pulses
workpiece
fed
pulse
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
GB145774A
Other languages
English (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.)
AUTECH CORP
Original Assignee
AUTECH CORP
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
Priority claimed from US323786A external-priority patent/US3895870A/en
Application filed by AUTECH CORP filed Critical AUTECH CORP
Publication of GB1458274A publication Critical patent/GB1458274A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/022—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of tv-camera scanning

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB145774A 1973-01-15 1974-01-11 Apparatus for determining distance of a workpiece Expired GB1458274A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US323786A US3895870A (en) 1971-06-01 1973-01-15 Laser dimension comparator

Publications (1)

Publication Number Publication Date
GB1458274A true GB1458274A (en) 1976-12-15

Family

ID=23260723

Family Applications (1)

Application Number Title Priority Date Filing Date
GB145774A Expired GB1458274A (en) 1973-01-15 1974-01-11 Apparatus for determining distance of a workpiece

Country Status (4)

Country Link
CA (1) CA985896A (cg-RX-API-DMAC7.html)
FR (1) FR2214107B1 (cg-RX-API-DMAC7.html)
GB (1) GB1458274A (cg-RX-API-DMAC7.html)
IT (1) IT1008667B (cg-RX-API-DMAC7.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143396A (en) * 1983-05-21 1985-02-06 Mac Co Ltd Beam riding location system
GB2254691A (en) * 1991-04-11 1992-10-14 Atomic Energy Authority Uk Displacement monitoring system using two light beams
CN114789884A (zh) * 2022-04-01 2022-07-26 中石化石油机械股份有限公司沙市钢管分公司 基于激光技术的防腐自动追管装置及追管方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2308908A1 (fr) * 1975-04-25 1976-11-19 Siderurgie Fse Inst Rech Procede pour la detection et la mesure des defauts de planeite des toles

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143396A (en) * 1983-05-21 1985-02-06 Mac Co Ltd Beam riding location system
GB2254691A (en) * 1991-04-11 1992-10-14 Atomic Energy Authority Uk Displacement monitoring system using two light beams
CN114789884A (zh) * 2022-04-01 2022-07-26 中石化石油机械股份有限公司沙市钢管分公司 基于激光技术的防腐自动追管装置及追管方法
CN114789884B (zh) * 2022-04-01 2023-12-05 中石化石油机械股份有限公司沙市钢管分公司 基于激光技术的防腐自动追管装置及追管方法

Also Published As

Publication number Publication date
CA985896A (en) 1976-03-23
DE2401618A1 (de) 1974-07-18
IT1008667B (it) 1976-11-30
AU6429174A (en) 1975-07-10
FR2214107B1 (cg-RX-API-DMAC7.html) 1979-06-01
DE2401618B2 (de) 1976-01-08
FR2214107A1 (cg-RX-API-DMAC7.html) 1974-08-09

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Legal Events

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