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:
Mar. 21, 2006
Filed:
Dec. 10, 2004
Applicants:
Kenneth G. Stahl, Jr., St. Charles, MI (US);
Barry L. Priem, Saginaw, MI (US);
Allen T. Birschbach, Chesaning, MI (US);
Edward C. Wall, Midland, MI (US);
Inventors:
Kenneth G. Stahl, Jr., St. Charles, MI (US);
Barry L. Priem, Saginaw, MI (US);
Allen T. Birschbach, Chesaning, MI (US);
Edward C. Wall, Midland, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 19/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for preparing engine block cylinder bore liners is disclosed, the method including preconditioning of the cylinder bore liners for use in sand casting of engine cylinder blocks, wherein an efficiency of the preconditioning process is maximized, a metal pour temperature is minimized, and material properties of the casting are optimized.