发明名称 KREISMESSER ZUM SCHNEIDEN VON PAPIERROLLEN ODER VON ÄHNLICHEN GEGENSTÄNDEN
摘要 <p>Circular tool (10) for cutting rolls of paper and similar, the tool (10) including a central axial hole (11), two lateral surfaces (10a) and an outer cutting edge (12) defined by two chamfers or bevels (13a, 13b) inclined at respective angles "alpha,beta" with respect to the lateral surfaces (10a), one chamfer (13a) defining a cutting side of the tool (10) and the other chamfer (13b) defining a side not directly involved in the cutting action of the tool (10), the tool (10) being able to be associated by means of the central hole (11) with a rotation shaft, the lateral surfaces (10a) having a thickness "s" of between 2 and 4 mm and being parallel to each other, the surface defined by the chamfer (13b) not directly involved in the cutting action being covered with a protective layer (14) of material of great hardness.</p>
申请公布号 DE69904060(D1) 申请公布日期 2003.01.02
申请号 DE1999604060 申请日期 1999.09.03
申请人 CIANI, TRISTANO;PIRONTI, MICHELE;TAVERNA, RODOLFO 发明人 CIANI, TRISTANO;PIRONTI, MICHELE;TAVERNA, RODOLFO
分类号 B26D1/00;(IPC1-7):B26D1/00;B22F7/00 主分类号 B26D1/00
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