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:
Nov. 18, 2014

Filed:

Dec. 05, 2013
Applicant:

Andritz Inc., Glens Falls, NY (US);

Inventors:

Grant Bechard, Queensbury, NY (US);

Keith Vogel, Queensbury, NY (US);

Jay Sheerer, Queensbury, NY (US);

Edward James Cummings, Fort Edward, NY (US);

Carl Luhrmann, Glens Falls, NY (US);

Assignee:

Andritz Inc., Glens Falls, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21C 9/04 (2006.01);
U.S. Cl.
CPC ...
D21C 9/04 (2013.01);
Abstract

A pressure diffuser washer comprising: an outer wall, an inner wall adjacent to the outer wall, the inner wall defining annular baffle chambers between the outer wall and the inner wall, wherein each of the annular baffle chambers is configured to connect to a source of a wash liquid, a reciprocating screen assembly adjacent to the inner wall, the reciprocating screen assembly defining a first annular chamber between the inner wall and the reciprocating screen assembly, an area in the inner wall defining a gap associated with each of the annular baffle chambers, wherein the wash liquid from an annular baffle chamber flows through the gap into the first annular chamber, and an annular baffle screen plate covering the gap, wherein the annular baffle screen plate defines openings sized to prevent rocks and other large particulate debris from entering the annular baffle chambers.


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