Patent ID: 8262074
Filing Date: 2012-09-11
Classification: B65H

Abstract:
1. A device for collecting printed sheets into non-bound book blocks along a horizontal feed section, comprising: a horizontal conveying arrangement including a circulating traction device; a plurality of feed devices arranged above and successively along the horizontal conveying arrangement in the horizontal feed section to feed printed sheets; a plurality of conveying elements arranged on the traction device in spaced apart succession in a conveying direction of the horizontal conveying arrangement, each conveying element including a support surface to support collected, stacked printed sheets received from the feed devices and an end stop coupled to a front of the support surface as seen in the conveying direction, positioned perpendicular to the support surface and transverse to the conveying direction, the conveying elements are guided at least while in a feed region of the respective feed devices for the printed sheets and the support surfaces of the conveying elements are aligned parallel to the conveying direction on the feed section; first holding down devices each comprising a clamp arranged on a front end of each respective conveying element as seen in the conveying direction, wherein each clamp clamps the collected printed sheets and is controllable to open and close; and second holding down devices adapted to move along with the conveying elements in the conveying direction, wherein each second holding down device is adapted to hold the book block down against the support surface of the respective conveying element from above when the respective clamp is open.