| 摘要 |
<p>A suction assembly (10, 10'), which constitutes a portion of a cutting surface (11) of machines for cutting sheet materials (9), in which a blade working with reciprocating motion freely penetrates, comprises modular supporting elements (13), which are of small thickness and comb-shaped and are provided with a row of bristles (16) and a base (17), which is provided with engagement means (19, 21) for insertion of said elements (13) in a removable way and appropriately oriented on a bearing structure (14, 15) to form a mat of bristles, on which the sheet materials (9) rest, the said suction assembly (10, 10') being provided with channels, connected to a suction system, consisting of a plurality of grooves (23) made on at least one side of the base (17) of the modular supporting elements (13). <IMAGE></p> |
