Battery-operated electric hand tool has control module with electronic power stage integrated in interchangeable battery pack

摘要

The electric hand tool (1) has an interchangeable battery pack (4) providing the electrical energy for an electric motor (2) and a control module (5) with an electronic power stage (7) for control of the electric motor and protection of the battery pack, fully housed within the battery pack and connected to the electric motor via interface contacts (8) of the tool housing (3). An Independent claim for a battery pack for a battery-operated electric hand tool is also included.