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.

Date of Patent:
Mar. 22, 2016

Filed:

Oct. 05, 2011
Applicants:

Aku Asikainen, Varkaus, FI;

Christophe Hayart, Montreal, CA;

Inventors:

Aku Asikainen, Varkaus, FI;

Christophe Hayart, Montreal, CA;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 29/13 (2006.01); D21D 5/16 (2006.01);
U.S. Cl.
CPC ...
D21D 5/16 (2013.01); B01D 29/13 (2013.01); Y10T 29/49947 (2015.01);
Abstract

The present invention relates to a method of manufacturing a screen cylinder, and a screen cylinder that is particularly suitable for screening, filtering, fractionating, or sorting cellulose pulp or fiber suspensions of the pulp and paper making industry, or other similar suspensions. The present invention relates more particularly to screening or filtering devices of the type comprising a plurality of screen wires () positioned at a small spacing parallel to each other, the screen wires () being fastened into notches in the support elements () by means of shrink fitting the screen wires () into the notches by heating the second rim area () of the support ring () after the screen wires () have been inserted into the notches.


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