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. 17, 2008
Filed:
Jun. 02, 2005
Applicant:
Roland Bengtsson, Karlstad, SE;
Inventor:
Roland Bengtsson, Karlstad, SE;
Assignee:
Metso Paper, Inc., Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A shoe pressfor applying pressure to a fibrous web W has a concave press shoeadapted to be juxtaposed with a backing member. A plurality of articulated hydraulic actuatorsare spaced apart in the cross-machine direction along the press shoeto press the shoe toward a backing member. The actuators have first and second cylinders and a piston. The pistons and the cylinders have spherical surfaces adapted to be able to cooperate with each other.