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:
Jan. 14, 2020
Filed:
Oct. 27, 2015
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventors:
Sri Sreekanth, Mississauga, CA;
Si-Man Lao, North York, CA;
Michael Leslie Clyde Papple, Verdun, CA;
Assignee:
Pratt & Whitney Cananda Corp., Longueuil, Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 1/00 (2006.01); F23R 3/16 (2006.01);
U.S. Cl.
CPC ...
F23R 3/16 (2013.01); F23R 2900/03041 (2013.01);
Abstract
A turbine component includes a structure having hot and cold surfaces opposite each other; and a plurality of cooling holes extending between the cold and hot surfaces, each of the cooling holes including at least one projection or recess element to form part of a fluid path surface with enhanced in-hole heat convection.