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. 03, 2009
Filed:
Sep. 24, 2004
Ernst Kraenzler, Leinfelden-Echterdingen, DE;
Peter Stierle, Waldenbuch, DE;
Albrecht Hofmann, Steinbronn, DE;
Juergen Wiker, Leinfelden-Echterdingen, DE;
Harald Krondorfer, Mt. Prospect, IL (US);
Joachim Schadow, Dettenhausen, DE;
Sinisa Andrasic, Schoenaich, DE;
Thomas Schomisch, Filderstadt, DE;
Ernst Kraenzler, Leinfelden-Echterdingen, DE;
Peter Stierle, Waldenbuch, DE;
Albrecht Hofmann, Steinbronn, DE;
Juergen Wiker, Leinfelden-Echterdingen, DE;
Harald Krondorfer, Mt. Prospect, IL (US);
Joachim Schadow, Dettenhausen, DE;
Sinisa Andrasic, Schoenaich, DE;
Thomas Schomisch, Filderstadt, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A tool-handling device for an insert tool() equipped with an at least essentially disk-shaped hub (), in particular for a hand guided angle grinder () or a hand-guided circular saw, having a drive shaft () and a drive device () equipped with at least one locking element() that is supported so that it is able to move in relation to a spring element () in order to fix the insert tool () in a form-locked manner in the circumference direction (). The drive shaft () has at least one form-locking element () formed onto it in a non-cutting manner in order to connect it in a form-locked manner in the circumference direction () to a drive torque-transmitting mechanism of the drive device ().