Spray nozzle and method for dusting freshly printed products

Details Spray nozzle and method for dusting freshly printed products Spray nozzle and method for dusting freshly printed products

2005-09-26

2009-10-27

Nguyen, Judy (Department: 2854)

Printing

Antismut device

Anti-offset material application

C118S308000

Reexamination Certificate

active

07607391

ABSTRACT:
The invention concerns a spray nozzle for a powder duster for dusting freshly printed products with a connection for a tube for supplying a powder-air mixture, a distribution chamber and at least two nozzle channels which branch off from the distribution chamber like a fan, wherein the opening angle of the outer nozzle channels limiting the fan subtends an angular range of 5° to 20°, in particular an angular range of 8° to 15°, and preferably 12°. The invention also concerns a spray bar with spray nozzles of this type, a powder duster comprising spray nozzles of this type, and a method for dusting freshly printed products.

REFERENCES:
patent: 4332198 (1982-06-01), Schmoeger
patent: 4598870 (1986-07-01), Schloz
patent: 6267540 (2001-07-01), Haas
patent: 6447855 (2002-09-01), Haas et al.
patent: 1 252 703 (1963-07-01), None
patent: 197 07 157 (1998-08-01), None
patent: 197 51 383 (1999-05-01), None
patent: 100 01 590 (2001-08-01), None
patent: 1116583 (2001-07-01), None

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