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:
Mar. 21, 2000
Filed:
Dec. 10, 1997
Hans Platsch, Stuttgart, DE;
Heidelberger Druckmaschinen AG, Heidelberg, DE;
Abstract
A device for applying powder to sheets passing sequentially through a printing press in a conveying direction along a conveyor route, the sheets being combinable into a sheet pile in a manner that one respective side of upper and rear sides of a respectively following sheet is situated opposite the other respective side of the upper and rear sides of a respectively preceding sheet, includes a device for generating a powder-bearing gas curtain associated with the conveyor route and formed of a carrier gas conveying powder particles, and for applying the powder of said gas curtain to the rear side of the respective sheets prior to the combination of the sheets into the sheet pile.