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. 10, 2006
Filed:
Aug. 29, 2003
Martin Mayr, Ilmmunster, DE;
Wolfgang Zwerenz, Landsberg, DE;
Walter Wissmach, Munich, DE;
Christoph Kink, Stadtbergen, DE;
Martin Mayr, Ilmmunster, DE;
Wolfgang Zwerenz, Landsberg, DE;
Walter Wissmach, Munich, DE;
Christoph Kink, Stadtbergen, DE;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
An electrical, rotary-percussion hand-held includes a spindle (), an electric motor for driving the spindle at different rotational speeds corresponding to different operational modes, a percussion mechanism and a gear mechanism arranged between the electric motor () and the spindle () for transmitting a drive torque from the electric motor () to the spindle (), and a rotation shifting device () operatively connected with signal elements (') and electrically connected with the electric motor () for driving the spindle () with a rotational speed corresponding to a selected operational mode.