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:
Dec. 19, 2023
Filed:
Oct. 16, 2020
Applicant:
Raytheon Technologies Corporation, Farmington, CT (US);
Inventors:
Joseph B. Phelps, Vernon, CT (US);
Sean P. McGee, Andover, CT (US);
Aneil S. Hegde, Mansfield Center, CT (US);
Assignee:
RTX Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J 15/32 (2016.01); F16J 15/3224 (2016.01); F16J 15/3268 (2016.01);
U.S. Cl.
CPC ...
F16J 15/3224 (2013.01); F16J 15/3268 (2013.01);
Abstract
A seal assembly includes a rotatable shaft and a stationary housing circumscribing the shaft to form radially inner and radially outer boundaries of a seal cavity and a buffer cavity adjacent to the seal cavity. A retention member engaging the housing within the seal cavity includes an end plate extending radially at the axial boundary between the seal and buffer cavities and a protrusion extending from the end plate into the buffer cavity.