Drive roller assembly

B - Operations – Transporting – 41 – J

Patent

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Details

B41J 13/042 (2006.01) B41J 13/03 (2006.01) B41J 13/076 (2006.01) B65H 20/02 (2006.01)

Patent

CA 2511542

There are described drive roller assemblies for pulling print media within, or in conjunction with, a printing apparatus. In one embodiment the assembly includes a rigid drive roller having a hard outer surface in conjunction with a pressure roller having a deformable surface. In another embodiment the assembly has a rigid drive roller (40) in conjunction with a plurality of pressure rollers (42, 44) which are adapted for pressing print media against the drive roller over substantially different portions of the drive roller length.

L'invention concerne des ensembles de cylindres actifs destinés à extraire des supports d'impression à l'intérieur ou en association avec une imprimante. Dans un mode de réalisation de l'invention, l'ensemble comprend un cylindre actif rigide présentant une surface extérieure dure en association avec un rouleau de pression présentant une surface déformable. Dans un autre mode de réalisation, l'ensemble présente un cylindre actif rigide en association avec une pluralité de rouleaux de pression permettant de presser des supports d'impression contre le cylindre actif sur des parties sensiblement différentes de la longueur du cylindre actif.

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