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:
Jun. 20, 2000
Filed:
Feb. 13, 1998
Applicant:
Inventors:
Assignee:
Voith Sulzer Papiermaschinen GmbH, Heidenheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21F / ;
U.S. Cl.
CPC ...
162216 ; 162252 ; 162259 ; 162258 ; 162343 ; 162336 ;
Abstract
Head box for manufacturing a fibrous pulp web. The head box may include a pulp suspension inlet feed device that is sectioned across a width of the head box that feeds a pulp suspension in a feed direction, at least one device having a plurality of entrance ports that produces microturbulences, and an intermediate channel extending across the width of the head box and positioned in front of the at least one device. A plurality of partition units being positionably adjustable into the intermediate channel and being arranged parallel to the feed direction.