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CONSTANT VELOCITY COPY SHEET TRANSPORT FOR INK JET PRINTING

IP.com Disclosure Number: IPCOM000024951D
Original Publication Date: 1983-Feb-28
Included in the Prior Art Database: 2004-Apr-04

Publishing Venue

Xerox Disclosure Journal

Abstract

A constant velocity transport 50 (CVT) is disclosed for use with a marking apparatus such as an ink jet printing system 21. The transport 50 utilizes a vacuum hold-down plenum 72 and transport belts to bring sheets to a printing zone 76 of the printing system and a vacuum plenum 73 to carry sheets away from the zone. The transport 50 also includes a sheet-attracting vacuum arrangement comprising a multiple-grooved guide plate 77, vacuum ports for the grooves, and a vacuum plenum 93 between the two plenums for drawing the sheet to the guide surface 77 as the sheet moves through the printing zone. A transverse slot 78 formed in the