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:
Jul. 01, 2003
Filed:
Feb. 22, 2000
Applicant:
Inventors:
Klaus Doelle, Menasha, WI (US);
Kurt W. Lorenz, Appleton, WI (US);
David W. Hostetter, Marblehead, MA (US);
Assignee:
Voith Sulzer Paper Technology North America, Inc., Appleton, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B07B 1/20 ;
U.S. Cl.
CPC ...
B07B 1/20 ;
Abstract
A screening apparatus is used for screening acceptable and rejectable material from a pressurized fiber suspension. The screening apparatus includes a housing, a rotor, a screen basket and at least one sensor. The screen basket is positioned generally concentrically around the rotor, and includes at least one screen element. Each sensor is positioned in association with the screen basket. Each sensor is configured for sensing a wear parameter relating to a wear state of the screen element.