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:
Feb. 24, 2015
Filed:
Dec. 10, 2012
Applicant:
Heidelberger Druckmaschinen Ag, Heidelberg, DE;
Inventor:
Martin Haupt-Terlau, Erdmannhausen, DE;
Assignee:
Heidelberger Druckmaschinen AG, Heidelberg, DE;
Primary Examiner:
Int. Cl.
CPC ...
B65H 3/40 (2006.01); B65H 5/12 (2006.01); B65H 3/08 (2006.01); B65H 3/10 (2006.01); B65H 5/22 (2006.01);
U.S. Cl.
CPC ...
B65H 5/12 (2013.01); B65H 3/0825 (2013.01); B65H 3/10 (2013.01); B65H 5/226 (2013.01); B65H 2406/33 (2013.01); B65H 2511/22 (2013.01); B65H 2801/24 (2013.01);
Abstract
A sheet feeder for separating sheets from a stack and for feeding the sheets to a downstream sheet processing machine includes a first suction wheel and a second suction wheel. The first suction wheel is disposed above the stack and the second suction wheel is disposed downstream of the stack and below a sheet travel plane. The first suction wheel separates a respective sheet from the stack and the second suction wheel accelerates the sheet.