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:
Oct. 22, 2002
Filed:
May. 12, 1998
Applicant:
Inventors:
Assignee:
Voith Sulzer Papiermaschinen GmbH, Heidenheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 3/12 ;
U.S. Cl.
CPC ...
B05D 3/12 ;
Abstract
An apparatus for application of a liquid or pasty coating medium onto a substrate moving past it, for instance a material web of paper, cardboard or boxboard or an applicator roll, includes a back-up chamber which is bounded on its substrate entrance end by a back-up chamber entrance bounding element and on its substrate exit end by a back-up chamber exit bounding element. The apparatus also includes a feed device for feeding the coating medium. In the applicator according to the invention for achieving a uniform coating application, the feed device, viewed in the direction of travel of the substrate, is arranged before the back-up chamber entrance bounding element.