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. 07, 2014
Filed:
Jul. 19, 2011
Applicants:
Amr Elfizy, Longueuil, CA;
Ghislain Hardy, Ste-Julie, CA;
Sylvain Cournoyer, Sorel-Tracy, CA;
Inventors:
Assignee:
Pratt & Whitney Canada Corp., Longueil, Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 26/38 (2006.01); B23K 26/40 (2006.01); F02C 7/00 (2006.01); F01D 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for drilling a shallow-angled hole through a thermal barrier coated component, in accordance with one aspect thereof, includes a step of applying a pulse laser beam with a first setting to drill a section of the hole substantially within a thermal barrier coating of the component. A further step is conducted to apply the pulse laser beam with a second setting through the initiated hole to further drill through a remainder of the component to complete the formation of the hole extending through the component.