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:
Nov. 09, 2004
Filed:
Dec. 13, 2002
Applicant:
Inventors:
Rolf Spangenberg, Gauting, DE;
Oliver Ohlendorf, Munich, DE;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23F 2/103 ;
U.S. Cl.
CPC ...
B23F 2/103 ;
Abstract
A grinding wheel has a flat, circular carrier surface ( ) on which a plurality of elongated grinding members ( ) are arranged running least partially radially. A discharge opening ( ) is disposed ahead of each of the grinding members ( ) in the circumferential direction (U). Furthermore, the carrier surface ( ) has a basically truncated conical central depression ( ) facing away from the grinding members ( ). The discharge openings ( ) abut the L-shaped grinding members ( ) in a direction of rotation (D) and extend approximately over the entire length of the grinding members ( ).