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.

Date of Patent:
Dec. 02, 2014

Filed:

Mar. 19, 2010
Applicants:

Karl Robert Hofmann, Netphen, DE;

Guenter Schiller, Schwindegg, DE;

Andreas Leukel, Olpe, DE;

Inventors:

Karl Robert Hofmann, Netphen, DE;

Guenter Schiller, Schwindegg, DE;

Andreas Leukel, Olpe, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B 7/00 (2006.01); B22D 11/12 (2006.01); B24B 27/04 (2006.01);
U.S. Cl.
CPC ...
B24B 7/005 (2013.01); B22D 11/12 (2013.01); B24B 27/04 (2013.01);
Abstract

A cast slab having a pair of wide, substantially planar, and opposite side faces and a pair of narrow opposite edge faces, is ground by first orienting the slab with the side and edge faces vertical. Then grinding tools are pressed oppositely and horizontally against opposite wide faces, with the grinders throwing the chips downward. The tools and slab are relatively vertically displaced for the grinding.


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