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. 24, 2012
Filed:
Nov. 17, 2008
Justin D. Piggush, Hartford, CT (US);
Karl A. Mentz, Hartford, CT (US);
Richard H. Page, Guilford, CT (US);
Jesse R. Christophel, Manchester, CT (US);
Ricardo Trindade, Coventry, CT (US);
Justin D. Piggush, Hartford, CT (US);
Karl A. Mentz, Hartford, CT (US);
Richard H. Page, Guilford, CT (US);
Jesse R. Christophel, Manchester, CT (US);
Ricardo Trindade, Coventry, CT (US);
United Technologies Corporation, Hartford, CT (US);
Abstract
An investment casting core combination includes a metallic casting core and a ceramic feedcore. A first region of the metallic casting core is embedded in the ceramic feedcore. A mating edge portion of the metallic casting core includes a number of projections. The first region is along at least some of the projections. A number of recesses span gaps between adjacent projections. The ceramic feedcore includes a number of compartments respectively receiving the metallic casting core projections. The ceramic feedcore further includes a number of portions between the compartments and respectively received in the metallic casting core recesses.