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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.:

US 12263432 B1

PDFFull Text
Date of Patent:
Apr. 01, 2025

Filed:

Dec. 17, 2021

Filter assembly with sedimentation pocket

Applicant:

Pratt & Whitney Canada Corp., Longueuil, CA;

Inventors:

Joanna Radon, Rakszawa, PL;

Rose Beaulieu, Verdun, CA;

Pierre Gauvin, St-Bruno-de-Montarville, CA;

Assignee:

PRATT & WHITNEY CANADA CORP., Longueuil, CA;

Attorney:

NORTON ROSE FULBRIGHT CANADA LLP

Primary Examiner:

Fred Prince

Int. Cl.
CPC ...
B01D 46/00 (2022.01); B01D 21/00 (2006.01); B01D 27/08 (2006.01); B01D 27/10 (2006.01); B01D 29/90 (2006.01); B01D 29/96 (2006.01); B01D 35/00 (2006.01); B01D 35/14 (2006.01); B01D 35/16 (2006.01); B01D 46/02 (2006.01); B01D 35/147 (2006.01);
U.S. Cl.
CPC ...
B01D 46/001 (2013.01); B01D 29/90 (2013.01); B01D 29/906 (2013.01); B01D 46/0004 (2013.01); B01D 46/0015 (2013.01); B01D 46/0039 (2013.01); B01D 46/023 (2013.01); B01D 21/00 (2013.01); B01D 27/08 (2013.01); B01D 27/10 (2013.01); B01D 27/103 (2013.01); B01D 29/96 (2013.01); B01D 35/005 (2013.01); B01D 35/147 (2013.01); B01D 35/16 (2013.01);
Abstract

A filter assembly, has: a housing defining an internal volume and an outlet fluidly connectable to an oil system; a filter cartridge removably received within the internal volume of the housing; and an inlet conduit defining an inlet fluidly connectable to the oil system, the inlet conduit being in fluid flow communication with the internal volume of the housing, the inlet conduit having: a wall circumscribing a main flow passage from the inlet to the internal volume, and a sedimentation pocket defined by the wall, the sedimentation pocket extending downwardly away from the main flow passage and in a direction having a component parallel to a direction of a gravity when the filter assembly is in use.

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