The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 10, 2012
Filed:
Nov. 25, 2009
Niko Rossfeldt, Hamburg, DE;
Niko Rossfeldt, Hamburg, DE;
E.C.H. Will GmbH, Hamburg, DE;
Abstract
An apparatus for forming a stream of overlapping sheets or stacks of sheets, includes a first transport device to deliver overlap-free sheets or stacks of sheets at a speed valong a plane of transport E. A second transport device carries away the sheets or stacks of sheets at a speed valong a plane of transport E. A decelerating device is arranged to receive the sheets or stacks of sheets at the speed vfrom the first transport device, decelerate the sheets or stacks of sheets to the speed vand deliver the decelerated sheets or stacks of sheets to the second transport device to form the stream of overlapping sheets or stacks of sheets. The decelerating device comprises a suction roller unit actuated independently of the transport devices. The suction roller unit comprises a stationary element and an unevenly driven movable element.