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. 28, 2012
Filed:
Jun. 05, 2007
Applicants:
Blake J. Luczak, Manchester, CT (US);
Glenn A. Cotnoir, Thompson, CT (US);
James T. Beals, West Hartford, CT (US);
Thomas M. Morin, Terryville, CT (US);
Joseph J. Parkos, Jr., East Haddam, CT (US);
Inventors:
Blake J. Luczak, Manchester, CT (US);
Glenn A. Cotnoir, Thompson, CT (US);
James T. Beals, West Hartford, CT (US);
Thomas M. Morin, Terryville, CT (US);
Joseph J. Parkos, Jr., East Haddam, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P 17/00 (2006.01); B05D 1/18 (2006.01); B05C 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Removing of a casting core from a metal casting leaves at least one opening in a surface of the metal. The opening is filled with a sacrificial material. The metal and sacrificial material are machined at the opening. After the machining, a remainder of the sacrificial material is removed.