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:
Oct. 25, 2005
Filed:
May. 07, 2003
Applicants:
Raymond J. Donahue, Fond du Lac, WI (US);
Kevin R. Anderson, Fond du Lac, WI (US);
Daniel D. Schingen, Fond du Lac, WI (US);
Christopher J. Misorski, Fond du Lac, WI (US);
Inventors:
Raymond J. Donahue, Fond du Lac, WI (US);
Kevin R. Anderson, Fond du Lac, WI (US);
Daniel D. Schingen, Fond du Lac, WI (US);
Christopher J. Misorski, Fond du Lac, WI (US);
Assignee:
Brunswick Corporation, Fond du Lac, WI (US);
Primary Examiner:
Int. Cl.
CPC ...
B22C009/04 ; B22D029/00 ;
U.S. Cl.
CPC ...
Abstract
A method of cleaning and of heat treating lost foam castings utilizing a heated, fluidized sand bed is disclosed. The fluidized action of the sand, the movement of the casting through the sand and the heat of the bed, combine to remove residue coating resulting from the lost foam casting process from the casting.