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:
Apr. 30, 2024

Filed:

May. 25, 2021
Applicant:

Raytheon Technologies Corporation, Farmington, CT (US);

Inventor:

David Allen Stachowiak, Manchester, CT (US);

Assignee:

RTX CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 11/03 (2006.01); B01D 21/26 (2006.01); B01D 29/21 (2006.01); B01D 29/33 (2006.01); B01D 29/58 (2006.01); F01D 25/18 (2006.01); F01M 1/10 (2006.01); F02C 7/06 (2006.01); F16N 39/06 (2006.01); F02C 3/04 (2006.01);
U.S. Cl.
CPC ...
F01M 11/03 (2013.01); B01D 21/265 (2013.01); B01D 29/21 (2013.01); B01D 29/33 (2013.01); B01D 29/58 (2013.01); F01D 25/18 (2013.01); F01M 1/10 (2013.01); F02C 7/06 (2013.01); F16N 39/06 (2013.01); B01D 2201/32 (2013.01); F01M 2001/1007 (2013.01); F01M 2001/1035 (2013.01); F01M 2001/1057 (2013.01); F02C 3/04 (2013.01); F05D 2220/323 (2013.01); F05D 2260/607 (2013.01); F05D 2260/98 (2013.01);
Abstract

A fluid filtration assembly (FFA) includes a housing having a thickness defined between an internal surface and an external surface, the housing receiving a filter and defining an outer annular flow passage between an outer surface of the filter and the internal surface of the housing; an inlet pipe communicates with the FFA and injects a fluid into the housing to impart a centrifugal force; an outlet pipe communicates with the FFA and discharges the fluid from the housing; and a collection area disposed towards an end of the outer annular flow passage collects particulate matter from the fluid; wherein a width of the outer annular flow passage increases towards the collection area.


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