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:
May. 03, 2005
Filed:
Dec. 13, 2002
Applicants:
Hans Rupprecht, Munich, DE;
Manfred Jakob, Kaufering, DE;
Georg Holzmeier, Kaufering, DE;
Inventors:
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B045/00 ;
U.S. Cl.
CPC ...
Abstract
A grinding tool, in particular a concrete grinding tool, comprising a drive spindle () driven by a motor in the working rotational direction (A) having a tool receptacle () at its free end. The tool receptacle () is provided with a flange () non-rotationally disposed on the drive spindle () and a nut () that can be threaded onto the free end () for clamping the tool () against the flange (). The tool receptacle () further comprises an anti-rotation device () that prevents a rotation of the tool () relative to the drive spindle () in the working direction of rotation (A) of the drive spindle ().