发明名称 |
Rotary perforator, method for perforating a web, and web perforated by the rotary perforator. |
摘要 |
<p>A perforator for perforating a web. The perforator has a rotatable drum for supporting the web; an arm having a punch, which rotates integrally with the drum; a driver for swinging the arm, which rotates integrally with the drum; and a taper rib which does not rotate with the drum, in which the taper rib is provided with a roller gear cam for engaging with the taper rib which is provided on a circumference concentric with the drum in a cross section perpendicular to an axis of the drum, so that the taper rib causes the driver to swing and the punch perforates the web with rotation of the drum. <IMAGE></p> |
申请公布号 |
EP0528675(A2) |
申请公布日期 |
1993.02.24 |
申请号 |
EP19920307502 |
申请日期 |
1992.08.17 |
申请人 |
KONICA CORPORATION |
发明人 |
NAKAJIMA, SYUITI, KONICA CORPORATION |
分类号 |
B26D5/16;B26D5/18;B26F1/00;B26F1/08 |
主分类号 |
B26D5/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|