Patent ID: 7475739

Claim:
A power tool ( 10 ) with a housing ( 12 ) that includes a motor ( 20 ) with air cooling and a cooling-air exhaust duct ( 48 ), and a suction connecting piece ( 42 ) that guides cooling exhaust air guided by the cooling-air exhaust duct as well as dust evacuation air, and, connected thereto, a dust box ( 50 , 150 ) including a top wall with air holes ( 72 , 172 ) and a base, wherein the dust box supports an air-tight hood in parallel with but a distance from the top wall and the base, and wherein the dust evacuation air is guided in the suction connecting piece ( 42 ) of the housing ( 12 ) such that it is sealed off by a partition ( 49 ) from the cooling exhaust-air flow.