Printing sleeve noise reducer

Details Printing sleeve noise reducer Printing sleeve noise reducer

2005-09-06

2005-09-06

Yan, Ren (Department: 2854)

Printing

Press part or attachment

C101S382100

Reexamination Certificate

active

06938548

ABSTRACT:
A noise reduction sleeve that fits over a printing sleeve while the printing sleeve is being slid onto or off of a respective cylindrical with the aid of compressed air exiting from holes in the outer surface of the cylinder. The noise reduction sleeve is an open-ended cylinder of felted fibrous material of a length equal to or slightly longer than the printing sleeve, with an axial wall. The noise reduction cylinder has a long section, slightly shorter than the printing sleeve, with an inside diameter slightly larger than the outside diameter of the printing sleeve. The remaining length of the noise reduction sleeve is crimped down to an inside diameter slightly less than the outside diameter of the printing sleeve.

REFERENCES:
patent: 650290 (1900-05-01), Wirt
patent: 4089265 (1978-05-01), White et al.
patent: 5215013 (1993-06-01), Vrotacoe et al.
patent: 5745968 (1998-05-01), Genest et al.
patent: 6347586 (2002-02-01), Boucher et al.
patent: 6634294 (2003-10-01), Boucher et al.
patent: 6688226 (2004-02-01), Rossini et al.
patent: 6732648 (2004-05-01), Rogers et al.

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