Patent ID: 8388805

Claim:
A coarse separator ( 10 ) for a power tool ( 2 ) for separating, at least partially, from an air flow (L), material particles (M) produced during operation of the power tool ( 2 ) and aspirated by a suction device ( 8 ) including a suction head ( 6 ), the coarse separator comprising: an inlet opening ( 48 ) connectable with the suction head ( 6 ); an outlet opening ( 40 ) for letting a purified air flow (L) out; a lamella separator ( 42 ) located between the inlet opening ( 48 ) and the outlet opening ( 40 ) and extending in an entry direction of the air flow (L); a catch chamber ( 52 ) located at a side of the lamella separator ( 42 ) remote from the inlet opening ( 48 ) and having an opening ( 50 ); and an inlet path ( 38 ) connecting the inlet opening ( 48 ) and the opening ( 50 ) of the catch chamber ( 52 ), the lamella separator ( 42 ) having a plurality of lamellas ( 44 ) arranged parallel to each other and one after another along the inlet path ( 38 ), sidewise limiting the inlet path ( 38 ), and forming, at ends thereof adjacent to the inlet path ( 38 ), an acute angle with the inlet path ( 38 ), wherein the catch chamber ( 52 ) is open on one side, and wherein the coarse separator further comprises a removable cover ( 34 ) for closing the one side in a mounted condition of the cover ( 34 ), whereby the catch chamber ( 52 ) is open only at the opening ( 50 ) thereof connected with the inlet opening ( 38 ).