GB2089973B - Detection of defects in objects - Google Patents

Detection of defects in objects

Info

Publication number
GB2089973B
GB2089973B GB8133471A GB8133471A GB2089973B GB 2089973 B GB2089973 B GB 2089973B GB 8133471 A GB8133471 A GB 8133471A GB 8133471 A GB8133471 A GB 8133471A GB 2089973 B GB2089973 B GB 2089973B
Authority
GB
United Kingdom
Prior art keywords
defects
objects
detection
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
GB8133471A
Other versions
GB2089973A (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.)
OI Glass Inc
Original Assignee
Owens Illinois Inc
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 US06/205,058 external-priority patent/US4378495A/en
Priority claimed from US06/205,056 external-priority patent/US4378494A/en
Priority claimed from US06/205,054 external-priority patent/US4467350A/en
Application filed by Owens Illinois Inc filed Critical Owens Illinois Inc
Publication of GB2089973A publication Critical patent/GB2089973A/en
Application granted granted Critical
Publication of GB2089973B publication Critical patent/GB2089973B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/90—Investigating the presence of flaws or contamination in a container or its contents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
GB8133471A 1980-11-07 1981-11-06 Detection of defects in objects Expired GB2089973B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/205,058 US4378495A (en) 1980-11-07 1980-11-07 Method and apparatus for setup of inspection devices for glass bottles
US06/205,056 US4378494A (en) 1980-11-07 1980-11-07 Apparatus and method for detecting defects in glass bottles using event proximity
US06/205,054 US4467350A (en) 1980-11-07 1980-11-07 Method and apparatus for rapidly extracting significant data from a sparse object

Publications (2)

Publication Number Publication Date
GB2089973A GB2089973A (en) 1982-06-30
GB2089973B true GB2089973B (en) 1984-12-05

Family

ID=27394745

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8133471A Expired GB2089973B (en) 1980-11-07 1981-11-06 Detection of defects in objects

Country Status (10)

Country Link
AU (1) AU533032B2 (en)
CA (1) CA1196085A (en)
DE (1) DE3144225C2 (en)
ES (2) ES8303693A1 (en)
FR (1) FR2493989B1 (en)
GB (1) GB2089973B (en)
GR (1) GR74707B (en)
IT (1) IT1142933B (en)
MX (1) MX151316A (en)
NL (1) NL190030C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488648A (en) * 1982-05-06 1984-12-18 Powers Manufacturing, Inc. Flaw detector
FR2526544B1 (en) * 1982-05-06 1986-04-18 Powers Manufacturing METHOD AND APPARATUS FOR INSPECTING CONTAINERS
US4697088A (en) * 1985-06-24 1987-09-29 Beltronics, Inc. Method of and apparatus for discriminating sharp edge transitions produced during optical scanning of differently reflective regions

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR207635A1 (en) * 1973-06-27 1976-10-22 Connor B O APPARATUS TO SIGNAL THE PRESENCE OF FOREIGN MATTER AND / OR CRACKS IN TRANSLUCENT CONTAINERS
US3880750A (en) * 1974-06-06 1975-04-29 Owens Illinois Inc Sealing surface gauge
GB1600400A (en) * 1977-10-13 1981-10-14 Ti Fords Ltd Bottle inspection apparatus
US4237539A (en) * 1977-11-21 1980-12-02 E. I. Du Pont De Nemours And Company On-line web inspection system
JPS5546172A (en) * 1978-09-29 1980-03-31 Kirin Brewery Co Ltd Detector for foreign material
US4213702A (en) * 1978-10-02 1980-07-22 Powers Manufacturing, Inc Glass inspection method and apparatus
US4305661A (en) * 1979-02-27 1981-12-15 Diffracto, Ltd. Method and apparatus for determining physical characteristics of objects and object surfaces
IT1130315B (en) * 1979-03-19 1986-06-11 Rca Corp INSPECTION SYSTEM FOR DETECTION OF DEFECTS IN REGULAR CONFIGURATIONS
DE2934038C2 (en) * 1979-08-23 1982-02-25 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Crack propagation measuring device
US4270863A (en) * 1979-11-01 1981-06-02 Owens-Illinois, Inc. Method and apparatus for inspecting objects for defects

Also Published As

Publication number Publication date
AU7680681A (en) 1982-07-15
FR2493989B1 (en) 1985-06-28
NL190030B (en) 1993-05-03
GB2089973A (en) 1982-06-30
DE3144225C2 (en) 1985-06-20
NL190030C (en) 1993-10-01
ES8308074A1 (en) 1983-08-01
CA1196085A (en) 1985-10-29
DE3144225A1 (en) 1982-07-29
FR2493989A1 (en) 1982-05-14
ES516462A0 (en) 1983-08-01
MX151316A (en) 1984-11-08
GR74707B (en) 1984-07-05
IT8149654A0 (en) 1981-11-06
ES506924A0 (en) 1983-02-01
IT1142933B (en) 1986-10-15
ES8303693A1 (en) 1983-02-01
NL8105036A (en) 1982-06-01
AU533032B2 (en) 1983-10-27

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20011105