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:
Jan. 31, 2006
Filed:
Jul. 09, 2002
Ilkka Rata, Jyväskylä, FI;
Juhani Vestola, Jyväskylä, FI;
Ilkka Rata, Jyväskylä, FI;
Juhani Vestola, Jyväskylä, FI;
Metso Paper, Inc., Helsinki, FI;
Abstract
A caring doctor blade for a paper/board machine having layers of fiberglass and carbon fibers, and a caring layer as a rigid laminated structure, where the caring layer has carbon fibers and grinding particles in direct proximity to the carbon fibers. The orientation of the fiberglass layers is parallel to the longitudinal axis of the blade. At least some of the layers that contain carbon fibers. The orientation of the carbon fibers is substantially diverging from the direction of the longitudinal axis of the blade. A method for manufacturing the doctor blade for a paper/board machine by a pultrusion method is also disclosed.