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US 5,220,400 AGranted
Container inspection system
AssigneeTexas Instruments Incorporated
InventorsCharles H. Anderson, Charles K. Harris
Life of this patent
Estimating the term…
Abstract
A single camera container inspection system that views the entire interior surface of a container during one pass, producing a single image of the interior surfaces to detect defects and contaminants in the interior surfaces of the container.
Claims9
A single camera container inspection system for imaging the entire interior of the container in one pass, comprising:
- a reflected light diffuser light source assembly for indirectly illuminating the entire interior of the container, the reflected light diffuser/light source assembly has a vertical, wall having concentric grooves therein for reflecting defused light from the light source into the container being inspected;
- a high resolution camera positioned to view into the container;
- and
- a short focal length, wide angle lens on the camera capable of viewing the entire interior of the container at one time.
1 more element
Dependencies are inferred from the claim text.