Patent ID: 7207874

Claim:
An electric hand power tool, comprising; a housing; an air-cooled electric motor which is accommodated in said housing; a tool which is driven by said electric motor; a protective hood which at least partially covers said tool; said housing having a handle end an auxiliary handle for a two-hand guidance of the hand power tool, said auxiliary handle being positioned in a plane transverse to a plane of said first-mentioned handle and, with reference to a work direction, before said first-mentioned handle, said auxiliary handle being completely hollow and having an inlet communicating with said protective hood so as to carry motor cooling air which has left said housing and passed said protective hood for the tool, wherein said motor cooling air then flows into said inlet of said auxiliary handle, thereby carrying debris away from said electric hand power tool and through said auxiliary handle and out of the auxiliary handle wherein said auxiliary handle is operative for damping a flow noise of said air from said electric motor, from a motor-cooling fan and from said tool; further comprising an air passage formed in said housing and having an air inlet opening provided for the motor cooling air and opening into said inlet of said auxiliary handle, wherein said air passage expands toward said inlet of said auxiliary handle.