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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 10557359 B1

PDFFull Text
Date of Patent:
Feb. 11, 2020

Filed:

Nov. 03, 2016

Seal assembly

Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Armando Amador, Wethersfield, CT (US);

Nasr A. Shuaib, Watertown, MA (US);

Assignee:

UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:

Snell & Wilmer L.L.P.

Primary Examiner:

Nathan Cumar

Int. Cl.
CPC ...
F01D 11/00 (2006.01); F16J 15/00 (2006.01); F01D 11/02 (2006.01); F02C 7/28 (2006.01); F01D 9/06 (2006.01); F01D 5/02 (2006.01); F01D 25/16 (2006.01); F01D 25/18 (2006.01); F04D 29/053 (2006.01); F04D 29/056 (2006.01); F04D 29/063 (2006.01); F04D 29/08 (2006.01); F04D 29/10 (2006.01); F04D 29/32 (2006.01); F16J 15/3288 (2016.01); F16J 15/447 (2006.01);
U.S. Cl.
CPC ...
F01D 11/003 (2013.01); F01D 5/02 (2013.01); F01D 9/065 (2013.01); F01D 11/001 (2013.01); F01D 11/02 (2013.01); F01D 25/162 (2013.01); F01D 25/183 (2013.01); F02C 7/28 (2013.01); F04D 29/053 (2013.01); F04D 29/056 (2013.01); F04D 29/063 (2013.01); F04D 29/083 (2013.01); F04D 29/102 (2013.01); F04D 29/321 (2013.01); F16J 15/004 (2013.01); F16J 15/3288 (2013.01); F16J 15/4472 (2013.01); F05D 2220/32 (2013.01); F05D 2240/56 (2013.01); F05D 2240/60 (2013.01);
Abstract

A seal assembly for a rotatable component having an axis of rotation. The seal assembly may include a first seal mounted to a housing and configured to be in sealing engagement with the rotatable component, a second seal mounted to the housing an axial distance apart from the first seal and configured to be in sealing engagement with the rotatable component, wherein the axial distance is parallel with the axis of rotation, a buffer fluid chamber defined between the first seal and the second seal, and a buffer fluid inlet in fluid providing communication with the buffer fluid chamber.

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