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. 08, 2002
Filed:
Mar. 27, 2000
Applicant:
Inventor:
Heinz Dobusch, Marbach, DE;
Assignee:
Filterwerk Mann & Hummel GmbH, Ludwigsbrug, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 2/300 ; B22D 1/726 ; B22D 1/722 ;
U.S. Cl.
CPC ...
B22D 2/300 ; B22D 1/726 ; B22D 1/722 ;
Abstract
A tool, especially for producing molding cores. The tool is disposed in a casting apparatus and is provided with first half-shells ( ) and second half-shells ( ). Two parting planes are provided, and two casting units are formed from the first and second half-shells. These parting planes are situated one behind the other in the direction of movement of the two casting units.