Apparatus for identifying and counting linens in bags or bundles

Details Apparatus for identifying and counting linens in bags or bundles Apparatus for identifying and counting linens in bags or bundles

1988-01-29

1990-01-30

Heyman, John S.

Electrical pulse counters, pulse dividers, or shift registers: c

Applications

Counting animate or inanimate entities

377 10, 378 44, G06M 1100

Patent

active

048978590

ABSTRACT:
An apparatus for automatic identification and couting of a large number of returned or collected used linens at once by recognizing the shapes of markers that are opaque to X-rays and attached thereto. By numerically processing the shadow images of the markers projected onto an X-ray detector, a many kinds of linens can be identified and counted according to classification instantaneously.

REFERENCES:
patent: 3327942 (1967-06-01), Blume
patent: 3648054 (1972-03-01), Nance
patent: 4136778 (1979-01-01), Wortman et al.
patent: 4242583 (1980-12-01), Annis et al.
patent: 4484066 (1984-11-01), Debleux et al.

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