Optics: measuring and testing – Inspection of flaws or impurities – Textile inspection
Reexamination Certificate
2006-12-15
2010-06-29
Toatley, Jr., Gregory J (Department: 2877)
Optics: measuring and testing
Inspection of flaws or impurities
Textile inspection
C356S430000, C356S630000
Reexamination Certificate
active
07746463
ABSTRACT:
Disclosed are an apparatus for inspecting defect of a rubbing cloth and a rubbing apparatus with the same. The apparatus for inspecting defect of the rubbing cloth includes a housing surrounding the periphery of the rubbing cloth, a transfer unit connected to the upper portion of the housing for transferring the housing along a length direction of a rubbing roll, an illumination unit installed at one side in the housing for illuminating the rubbing cloth, and a camera unit installed at the other side in the housing to correspond to the illumination unit on the basis of the rubbing roll. The apparatus for inspecting defect of the rubbing cloth can rapidly and precisely detect the defect of the rubbing cloth by using the illumination unit and the camera unit.
REFERENCES:
patent: 5-241157 (1993-09-01), None
patent: 2002-244136 (2002-08-01), None
patent: 639417 (2006-11-01), None
patent: 589497 (2004-06-01), None
LG Display Co. Ltd.
McKenna Long & Aldridge LLP
Merlino Amanda H
Toatley Jr. Gregory J
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