Suction device with a charging device

The suction device (10) has a suction motor (19) which is provided for generating the suction flow (20). A suction housing (11) is provided with the suction motor and dust collecting chamber (15) for collecting separate particles from the suction flow. A loading device is provided for charging an electric energy storage module of hand tool machine (80). The loading device is provided with electrical charging contacts for providing charging voltage for electric energy storage module.