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:
Dec. 20, 2011
Filed:
Oct. 27, 2009
Suresh Sundarraj, Bangalore, IN;
Anil K. Sachdev, Rochester Hills, MI (US);
Michael J. Walker, Windsor, CA;
Suresh Sundarraj, Bangalore, IN;
Anil K. Sachdev, Rochester Hills, MI (US);
Michael J. Walker, Windsor, CA;
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A casting chamber configured to form a casting from molten material includes an outer mold, a plurality of inner core elements, and a surface portion of a thermal chill device. The thermal chill device includes first and second interchangeable elements with the surface portion of the thermal chill device including one of a first surface portion of the first interchangeable element and a second surface portion of the second interchangeable element. The first surface portion of the first interchangeable element includes an insulating material and the second surface portion of the second interchangeable element comprising a metallic material.