发明名称 APPARATUS AND METHODS FOR PERFORATING LEATHER USING PERFORATION TILES
摘要 <p>According to some aspects disclosed herein, there is an apparatus for perforating a sheet of material. The apparatus includes a tile holder and a plurality of perforation tiles removably mountable to the tile holder. Each perforation tile includes a fastener plate for removably mounting the perforation tile to the tile holder; a punch plate supported by the fastener plate opposite the tile holder, the punch plate having at least one aperture therein; and at least one punch received in the at least one aperture and extending outwardly beyond the punch plate away from the fastener plate for perforating the sheet of material.</p>
申请公布号 EP2794206(A1) 申请公布日期 2014.10.29
申请号 EP20120860524 申请日期 2012.12.21
申请人 ONTARIO DIE INTERNATIONAL INC. 发明人 PIRO, PETR;SCOTT, WESLEY ELTON
分类号 B26F1/14;B21D28/26;B26F1/02;C14B5/00;D06H7/00 主分类号 B26F1/14
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