| 摘要 |
<p>A Device (1) for crushing plastic materials, cardboard, wood, foamed plastic, plastic bottles end the like, using a rotor (11) with cutting bodies (3) co-operating with a fixed counter-cutting element (5), comprises: a supporting frame (10) supporting a rotating shaft (2) driven by an electric motor (61); a plurality of hammers (3) having an elongated shape, fastened to the rotating shaft (2) and arranged on it radially offset one to each other to form an helicoid, each hammer having two simmetric opposite portions, each having a cutting surface; a counter-cutting element (5) for said plurality of hammers (3), fastened to the supporting frame (10), having a counter-cutting surface with a shape complementary to the shape of the hammer's cutting surfaces. <IMAGE></p> |
