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:
Oct. 05, 2021
Filed:
Apr. 24, 2019
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventor:
Daniel Benjamin, Simsbury, CT (US);
Assignee:
Raytheon Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01); F16J 15/3292 (2016.01);
U.S. Cl.
CPC ...
F01D 11/003 (2013.01); F16J 15/3292 (2013.01); F05D 2220/32 (2013.01); F05D 2230/60 (2013.01); F05D 2240/57 (2013.01); F05D 2260/38 (2013.01); F16F 2230/30 (2013.01); F16F 2232/02 (2013.01);
Abstract
A rotating leaf spring seal is disclosed. In various embodiments, the rotating leaf spring seal includes a first annular ring configured for positioning against a support structure; a hook section having an outer surface configured for sealing engagement with a tie shaft and an inner surface configured for receiving a hold down ring; and a spring section disposed between the first annular ring and the hook section.