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:
Jul. 06, 2010
Filed:
Aug. 29, 2007
Thomas Mueller, Lecsteld, DE;
Germar Meiendres, Landsberg, DE;
Konstantin Baxivanelis, Kaufering, DE;
Johannes Stempfhuber, Landsberg, DE;
Thomas Mueller, Lecsteld, DE;
Germar Meiendres, Landsberg, DE;
Konstantin Baxivanelis, Kaufering, DE;
Johannes Stempfhuber, Landsberg, DE;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
The method of controlling a motor which drives a tool of a power tool, includes initializing an electronic device and switching the motor on in a first step (), continuously monitoring of the motor current (IM) and a battery voltage (UB) in a second step () which alternates with a third step () in which a continuous comparison of the battery voltage (UB) to a threshold value (GW) stored in a memory of the electronic device is carried out.