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:
Jun. 10, 2014
Filed:
Apr. 09, 2009
Lev Alexander Prociw, Elmira, CA;
Aleksander Kojovic, Oakville, CA;
David C. Jarmon, Kensington, CT (US);
Jun Shi, Glastonbury, CT (US);
Shaoluo L. Butler, Manchester, CT (US);
Lev Alexander Prociw, Elmira, CA;
Aleksander Kojovic, Oakville, CA;
David C. Jarmon, Kensington, CT (US);
Jun Shi, Glastonbury, CT (US);
Shaoluo L. Butler, Manchester, CT (US);
Pratt & Whitney Canada Corp., Longueuil, Quebec, CA;
Abstract
A gas turbine engine has an annular reverse-flow combustor with a combustor inner liner enclosing a combustion chamber. The inner liner having a dome portion at an upstream end of the combustor and a downstream combustor exit defined between a small exit duct portion and a large exit duct portion. At least one of the dome portion, the small exit duct portion and the large exit duct portion is made of a separately formed hemi-toroidal shell composed of a ceramic matrix composite.