Patent ID: 9533787
Date: 2017-01-03
CPC Classifications: B65C,G01N

Claim:
1. An inspection device for detecting elevations and/or depressions on bottles, in particular in a labeling machine, comprising: a lighting unit with a light screen for generating a light reflection on a bottle to be examined; at least one camera for imaging the bottle and the light reflection, the bottle specularly reflecting the light from the light screen so that the light reflection from the bottle constitutes a distorted image of the light screen; a transport means moving the bottle through an image-recording area of the camera; and a rotating support arranged on the transport means for fixing the bottle on the support and for rotating the bottle into predetermined rotational positions; the light screen comprising areas of varying brightness, and being embodied as one or more of: wherein the transition between the areas of varying brightness across the light screen is a gradual transition corresponding to a waved pattern, the areas of varying brightness alternating in a horizontal direction with respect to the bottle.