US Patent 12092247 Suction-extraction attachment

A fastening device for a suction hose includes a main body having a first fastening interface configured to fasten the main body to a handheld power tool and/or to an additional handle, in particular in a manner detachable without the use of tools. The main body further includes a second fastening interface configured to fasten the suction hose to the main body, in particular in a manner detachable without the use of tools. The fastening device also includes a joint unit configured to movably connect the suction hose to the handheld power tool and/or to the additional handle.