B - Operations – Transporting – 26 – F
Patent
B - Operations, Transporting
26
F
B26F 1/14 (2006.01)
Patent
CA 2325178
A cutting tool, one embodiment of which is a circular punch for cutting holes in flexible material such as plastic film. The punch has a cylindrical body with an array of primary and secondary teeth at one end. The apexes of the primary teeth lie at the end of the cutting edge of the punch and the secondary teeth are disposed between adjacent primary teeth and their apexes are substantially in the plane of the roots of the primary teeth. The primary and secondary teeth have beveled edges.
Giovanni John H.
Phillips Michael T.
Giovanni John H.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Park-Air Corporation
Phillips Michael T.
LandOfFree
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