Browse Prior Art Database

VACUUM TRANSPORT PARTITIONING VALVE ASSEMBLY

IP.com Disclosure Number: IPCOM000027706D
Original Publication Date: 1998-Dec-31
Included in the Prior Art Database: 2004-Apr-08

Publishing Venue

Xerox Disclosure Journal

Abstract

Disclosed is a device that restricts air flow in a vacuum transport housing to eliminate vacuum loss when feeding short paper sizes. As shown in the accompanying figure, a valve guide 30 guides a valve block 10 through a plenum chamber in a vacuum transport housing 20. The valve block 10 is positioned under a support rib 22. In this manner the valve block 10 seals off vacuum port 24 allowing full pressure for vacuum ports 26 and