Image analysis – Applications – Manufacturing or product inspection
Reexamination Certificate
2008-01-22
2008-01-22
Miriam, Daniel (Department: 2624)
Image analysis
Applications
Manufacturing or product inspection
Reexamination Certificate
active
07321679
ABSTRACT:
A glass container inspection machine is disclosed for inspecting glass stippled bottles for defects. Stippled bottles are supported at an inspection station and are illuminated with a light source. The stippled bottle is imaged a pixel matrix with the pixels of the image varying in intensity from bright to gray at the points of stippling. A computer evaluates the pixels of the image including a look up table for values to be assigned to specific light intensities from light to black, the plot of the look up table having a high gain portion from black to gray and a continuous low gain portion from gray to white.
REFERENCES:
patent: 3180994 (1965-04-01), Rottmann
patent: 4691231 (1987-09-01), Fitzmorris et al.
patent: 5351306 (1994-09-01), Finkler et al.
patent: 0655610 (1995-05-01), None
Diehr Richard D.
Dordoni Joe J.
Loo Kee Sin
Rentschler Michael M.
Tennakoon Sarath G.
Cunningham G. F.
Emhart Glass SA
Miriam Daniel
Smith Spencer T.
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