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:
Sep. 14, 2010
Filed:
Mar. 08, 2006
Hannu Lepomäki, Tampere, FI;
Petri Jetsu, Vaajakoski, FI;
Jukka T. Heikkinen, Jyväskylä, FI;
Ari Puurtinen, Jyväskylä, FI;
Juhana Lumiala, Jyväskylä, FI;
Hannu Lepomäki, Tampere, FI;
Petri Jetsu, Vaajakoski, FI;
Jukka T. Heikkinen, Jyväskylä, FI;
Ari Puurtinen, Jyväskylä, FI;
Juhana Lumiala, Jyväskylä, FI;
Metso Paper, Inc., Helsinki, FI;
Abstract
A procedure and arrangement to control the lamella of a headbox's lip channel, when the mass flow goes in the headbox () through the lip channel (), in which case single mass flows are held separate from each other with the lamella () before the flows are united after the lamella. The lamella's dimensions, mechanical characteristics and/or dynamic characteristics are changed at least in the lamella's border area with an active structure, which is active and/or passive active tool and/or active and/or passive active material.