Machine for inspecting glass containers

Details Machine for inspecting glass containers Machine for inspecting glass containers

2006-10-23

2008-10-14

Chowdhury, Tarifur R. (Department: 2886)

Optics: measuring and testing

Inspection of flaws or impurities

Transparent or translucent material

Reexamination Certificate

active

07436509

ABSTRACT:
A machine for inspecting glass bottles for wire edges. A bottom light directs light vertically upwardly to image a Camera imaging the glass bottle from above. A beam splitter redirects light from a second light source which issues horizontal light, vertically downwardly towards the sealing surface. The bottle hole appears white, the sealing surface appears gray and the annular step appears black with a wire edge on the step appearing gray.

REFERENCES:
patent: 5280170 (1994-01-01), Baldwin
patent: 6031221 (2000-02-01), Furnas
patent: 7057718 (2006-06-01), Kwirandt
patent: 2003/0142299 (2003-07-01), Kwirandt
patent: 2005/0219523 (2005-10-01), Onuma et al.

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