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:
Mar. 10, 2020
Filed:
Aug. 30, 2017
United Technologies Corporation, Farmington, CT (US);
Steven D. Porter, Wethersfield, CT (US);
Shawn M. McMahon, West Hartford, CT (US);
Kevin Zacchera, Glastonbury, CT (US);
Noah Wadsworth, Sturbridge, MA (US);
Christopher Whitfield, Manchester, CT (US);
Sean D. Bradshaw, White Plains, NY (US);
Dennis M. Moura, South Windsor, CT (US);
United Technologies Corporation, Farmington, CT (US);
Abstract
A gas turbine engine includes a combustor. A turbine section is in fluid communication with the combustor. The turbine section includes a first vane stage aft of the combustor. A seal assembly is disposed between the combustor and the first vane stage. The seal assembly includes a first plurality of openings and the first vane stage includes a second plurality of openings communicating cooling airflow into a gap between an aft end of the combustor and the first vane stage. A first vane stage assembly and a method are also disclosed.