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. 29, 2011
Filed:
Jun. 26, 2008
Applicant:
Thomas P Newcomb, Defiance, OH (US);
Inventor:
Thomas P Newcomb, Defiance, OH (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
B22C 15/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for the forming of sand cores adapted to convey sand, tamp a sand core, and militate against an undesirable exposure of uncured sand to catalyst gases, while providing a non-tortuous flow path for sand. The apparatus for the forming of sand cores comprises a core box, a gassing manifold, a blow tube, a sand magazine, a connector tube, and a tamping pin.