Apparatus for the inspection of transparent materials utilizing

Details Apparatus for the inspection of transparent materials utilizing Apparatus for the inspection of transparent materials utilizing

1988-12-02

1989-06-27

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

356240, 356428, G01N 2190

Patent

active

048432318

ABSTRACT:
The invention relates to an apparatus for the optical inspection of partially transparent articles. The apparatus comprises means for transporting the body to the inspection station and orienting it therein which comprises a horizontal plate having a vertical axis which is driven by a star wheel carrying rollers which permit rotation of the object at the inspection station by an exterior counter roller. The device further comprises a translucent diffusing screen; a receiver having a linear camera for observing the rear surface of the screen; and a fixed light emitter arranged outside the mounting of the body.

REFERENCES:
patent: 3987301 (1976-10-01), O'Connor
patent: 4338028 (1982-07-01), Tailleur et al.
patent: 4584469 (1986-04-01), Loualanti
Sanders, "Solid State Optics for Sidewall and Dimensional Inspection of Glassware", 22 Glass Technology (Jun. 1981), p. 139.

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