US 11,858,102 B2
Hand-held power tool
Daniela Lachica Koch, Augsburg (DE); Markus Sommer, Westendorf (DE); Walter Martinez De Virgala Kalitta, Gilching (DE); and Olaf Koch, Kaufering (DE)
Assigned to Hilti Aktiengesellschaft, Schaan (LI)
Appl. No. 17/049,691
Filed by Hilti Aktiengesellschaft, Schaan (LI)
PCT Filed Jun. 6, 2019, PCT No. PCT/EP2019/064822
§ 371(c)(1), (2) Date Oct. 22, 2020,
PCT Pub. No. WO2019/238529, PCT Pub. Date Dec. 19, 2019.
Claims priority of application No. 18177018 (EP), filed on Jun. 11, 2018.
Prior Publication US 2021/0245348 A1, Aug. 12, 2021
Int. Cl. B25D 16/00 (2006.01); B25F 5/02 (2006.01)
CPC B25D 16/006 (2013.01) [B25F 5/02 (2013.01); B25D 2250/255 (2013.01); B25D 2250/261 (2013.01); B25D 2250/265 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A hand-held power tool comprising:
an impact mechanism;
an electric motor for driving the impact mechanism;
a monostable operating button having a switching direction between a stable switching position and a pressed switching position;
a device controller switching off the electric motor in response to the stable switching position and activating the electric motor in response to the pressed switching position;
a locking switch having a sliding direction, and including an actuating knob, a catch and a sliding block, the actuating knob movable by the user in the sliding direction from a releasing position to a locking position;
the catch being pivotable in a pivoting direction perpendicular to the switching direction between a first position and a second position, the catch being disengaged from the operating button in the first position and the catch engaging in the operating button in the second position, arresting the operating button in the pressed position;
the catch including a slotted guide having a guide face and an opposing further guide face, the slotted guide being located in a slot defined by a finger rigidly connected to the actuating knob and by the sliding block, the finger bearing on the further guide face;
the sliding block being rigidly connected to the actuating knob and bearing on the guide face in the releasing position.