Pressurized machine for processing blanks

Details Pressurized machine for processing blanks Pressurized machine for processing blanks

1997-03-07

1998-07-21

Burr, Edgar S.

Printing

Rolling contact machines

Rotary

101233, B41F 1324

Patent

active

057821836

ABSTRACT:
A machine is disclosed for printing and/or otherwise processing blanks of sheet material in which the interior of the machine is pressurized to a super-atmospheric pressure such that the blanks are forced firmly against the transfer conveyor between sections of the machine and dust in the ambient air is prevented from entering the machine and contaminating the print function.

REFERENCES:
patent: 3477558 (1969-11-01), Fleischauer
patent: 3902407 (1975-09-01), Trosdorff
patent: 3904188 (1975-09-01), Fairbanks et al.
patent: 5156257 (1992-10-01), Hundebl
patent: 5163891 (1992-11-01), Goldsborough et al.
patent: 5183251 (1993-02-01), Sardella
patent: 5445369 (1995-08-01), Golicz et al.
patent: 5509352 (1996-04-01), Kowalewski et al.
patent: 5564693 (1996-10-01), Elkis et al.

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