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.

Date of Patent:
Jun. 16, 2026

Filed:

May. 31, 2022
Applicant:

Hilti Aktiengesellschaft, Schaan, LI;

Inventor:

Florian Hurka, Margertshausen, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25F 5/00 (2006.01); H02K 7/14 (2006.01); H02P 21/22 (2016.01);
U.S. Cl.
CPC ...
B25F 5/00 (2013.01); H02K 7/145 (2013.01); H02P 21/22 (2016.02);
Abstract

An electric hand-held power tool, having a brushless DC motor and a control unit for field-oriented control of the DC motor on the basis of a current request signal and a target voltage value derived from the current request signal, wherein the hand-held power tool is further designed to provide a system voltage to supply the DC motor, wherein the control unit is set up to adjust the current request signal taking into account a voltage difference between the system voltage and the target voltage value.


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