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:
Feb. 26, 2019
Filed:
Sep. 16, 2015
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Christopher Anglin, Manchester, CT (US);
Yuk-Kwan Yuen, Wethersfield, CT (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/02 (2006.01); F01D 25/18 (2006.01); F16J 15/3232 (2016.01); F16J 15/3284 (2016.01); F04D 29/10 (2006.01); F01D 11/00 (2006.01);
U.S. Cl.
CPC ...
F01D 25/183 (2013.01); F01D 5/026 (2013.01); F01D 11/00 (2013.01); F04D 29/102 (2013.01); F16J 15/3232 (2013.01); F16J 15/3284 (2013.01); F05D 2220/30 (2013.01); F05D 2240/55 (2013.01);
Abstract
The present disclosure includes sealing systems comprising a secondary seal with one or more of a knife edge seal and a discourager. The secondary seal may act to isolate an interface between an inner and outer shaft and a bearing compartment. The inner and outer shafts may be high pressure compressor and low pressure turbine shafts, respectively.
Anglin, Christopher. (2019). Secondary sealing system (U.S. Patent No. 10215054). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10215054
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile