Patent ID: 7305775

Claim:
Clothes drying machine comprising: a rotating drum ( 1 ) holding the clothes to be dried, an outlet mouth ( 4 ), from which the drying air is released after having flown through said drum, an exhaust conduit ( 2 ), into which flows the air issuing from said outlet mouth ( 4 ), a lint filter ( 7 ), formed substantially in the shape of a sector of a cylindrical surface, which is arranged in said exhaust conduit below said outlet mouth ( 4 ) of the drum, with the axis (X) thereof extending substantially parallel to the axis of rotation of the drum and fixed to a machine frame, a stationary wall ( 5 ), which is at least partially applied on to said outlet mouth ( 4 ) and is provided with a plurality of perforations ( 6 ) for the air leaving said drum and entering said exhaust conduit ( 2 ) to pass therethrough, and automatic means for cleaning of said filter ( 7 ), or a part thereof, through a brushing action, said automatic means comprising: a brush ( 8 ) connected to an end portion of a moving arm ( 9 ), which is hinged, on the other end portion thereof opposite to said brush, on to a rotation pin ( 10 ), said moving arm being slidably linked with a driving pin ( 15 ), which is adapted to rotate, by means of a respective rotation arm ( 13 ), about a driving spindle ( 12 ), and said driving spindle ( 12 ) being driven rotatably about its own axis by automatic driving devices, wherein said brush is adapted to cover, and wipe, the surface of said filter with a continuous reciprocating motion, or an intermittent reciprocating motion, when said moving arm ( 9 ) rotates about said rotation pin ( 10 ).