GB2185101B - Detection of surface defects in glass containers - Google Patents

Detection of surface defects in glass containers

Info

Publication number
GB2185101B
GB2185101B GB8528822A GB8528822A GB2185101B GB 2185101 B GB2185101 B GB 2185101B GB 8528822 A GB8528822 A GB 8528822A GB 8528822 A GB8528822 A GB 8528822A GB 2185101 B GB2185101 B GB 2185101B
Authority
GB
United Kingdom
Prior art keywords
detection
surface defects
glass containers
containers
glass
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
GB8528822A
Other versions
GB8528822D0 (en
GB2185101A (en
Inventor
Ian Ashcroft
Stephen Gunshon
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.)
BARRY WEHMILLER Ltd
OI Glass Ltd
Original Assignee
BARRY WEHMILLER Ltd
United Glass 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 BARRY WEHMILLER Ltd, United Glass Ltd filed Critical BARRY WEHMILLER Ltd
Priority to GB8528822A priority Critical patent/GB2185101B/en
Publication of GB8528822D0 publication Critical patent/GB8528822D0/en
Publication of GB2185101A publication Critical patent/GB2185101A/en
Application granted granted Critical
Publication of GB2185101B publication Critical patent/GB2185101B/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
    • G01N21/90—Investigating the presence of flaws or contamination in a container or its contents
    • G01N21/9054—Inspection of sealing surface and container finish
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
    • G02B27/642—Optical derotators, i.e. systems for compensating for image rotation, e.g. using rotating prisms, mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
GB8528822A 1985-11-22 1985-11-22 Detection of surface defects in glass containers Expired GB2185101B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8528822A GB2185101B (en) 1985-11-22 1985-11-22 Detection of surface defects in glass containers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8528822A GB2185101B (en) 1985-11-22 1985-11-22 Detection of surface defects in glass containers

Publications (3)

Publication Number Publication Date
GB8528822D0 GB8528822D0 (en) 1985-12-24
GB2185101A GB2185101A (en) 1987-07-08
GB2185101B true GB2185101B (en) 1989-11-29

Family

ID=10588635

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8528822A Expired GB2185101B (en) 1985-11-22 1985-11-22 Detection of surface defects in glass containers

Country Status (1)

Country Link
GB (1) GB2185101B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4786801A (en) * 1987-07-21 1988-11-22 Emhart Industries Inc. Finish Leak Detector having vertically movable light source
US6861660B2 (en) * 2002-07-29 2005-03-01 Applied Materials, Inc. Process and assembly for non-destructive surface inspection

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1182413A (en) * 1966-02-28 1970-02-25 Peter Michael Giles Improvements in or relating to the Examination of Containers for Dirt or other Foreign Matter
GB1286665A (en) * 1968-11-06 1972-08-23 Barry Wehmiller Co Container crown ring defect detector
GB2174196A (en) * 1985-04-25 1986-10-29 Barry Wehmiller Ltd Container finish inspection apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1182413A (en) * 1966-02-28 1970-02-25 Peter Michael Giles Improvements in or relating to the Examination of Containers for Dirt or other Foreign Matter
GB1286665A (en) * 1968-11-06 1972-08-23 Barry Wehmiller Co Container crown ring defect detector
GB2174196A (en) * 1985-04-25 1986-10-29 Barry Wehmiller Ltd Container finish inspection apparatus

Also Published As

Publication number Publication date
GB8528822D0 (en) 1985-12-24
GB2185101A (en) 1987-07-08

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Legal Events

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

Effective date: 19931122