Electrical hand-held power tool with an entrainment - / blocking device

摘要

Electric hand tool (2), in particular drilling machine or wrench with a housing, a motorized drive unit (8), a driven unit (14) with a receptacle for a tool (16) and a driving - / blocking device (12), wherein the entrainment - / blocks purely the direction (12) clamping body (20) fixed to the housing and the associated clamping surfaces (24) and with the drive unit (8) coupled to the catch elements (18) and in the case of drive-side drive comprises a torque transmission from the drive unit (8) via the catch elements (18), via the clamping body (20) on a cam (23) of the driven unit (14), and in the case of the tool-side driving a blocking of the driven unit (14) with a clamping effect at least one clamping member (20) between a part of the driven unit (14) and the clamping surface (24), wherein in each case two clamping body (20) by a cam (23) of the driven unit (14) are separated and in each case with a spring element (34), the clamping bodies (20) from the contact position against the cam (23) is loaded and wherein the spring elements (34) in the area of the cams (23) are held.