Printing machine with sheet-guiding surface

Printing – Work supporting members

Patent

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Details

101409, 101420, 271279, B41F 128

Patent

active

054561787

ABSTRACT:
Printing machine with a sheet-guiding surface, at least part of which is a cover surface of a pneumatic-flow box, the cover surface being formed with pass-through openings for pneumatic fluid, includes a pneumatic-flow nozzle connecting the pneumatic-flow box to a source for supplying pneumatic fluid to the pneumatic-flow box, the pneumatic-flow box having a flow resistance profile decreasing therein with increasing distance from a location at which the pneumatic-flow nozzle is connected to the pneumatic-flow box.

REFERENCES:
patent: 3986455 (1976-10-01), Jeschke et al.
patent: 4310152 (1982-01-01), Mitzel
patent: 4722276 (1988-02-01), Tyler
patent: 4930414 (1990-06-01), Wirz
patent: 5127329 (1992-07-01), DeMoore et al.
patent: 5156090 (1992-10-01), Wirz
patent: 5228391 (1993-07-01), DeMoore et al.
patent: 5243909 (1993-09-01), DeMoore et al.

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