Document belt with imperforate bands

Details Document belt with imperforate bands Document belt with imperforate bands

1976-01-15

1977-09-13

Griffin, Donald A.

Photocopying

Projection printing and copying cameras

Detailed holder for original

G03B 2762

Patent

active

040478122

ABSTRACT:
In a perforated vacuum belt system for transporting documents to be copied in an imaging station, where the documents including standard documents of a standard dimension, an improvement wherein the vacuum belt has narrow parallel imperforate endless bands extending in the movement direction of the belt. The bands are spaced apart by a distance equal to the standard dimension of the standard document, to provide an imperforate image background area of the belt for the edges of the standard documents, by the document's edges lying within the imperforate bands. Additional bands can be provided to accommodate documents of different widths.

REFERENCES:
patent: 3245291 (1966-04-01), Wick et al.
patent: 3373989 (1968-03-01), Le Baron
patent: 3451754 (1969-06-01), Prew
patent: 3469916 (1969-09-01), Sloan
patent: 3606305 (1971-09-01), Debackere et al.
patent: 3754826 (1973-08-01), Kobayashi et al.

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