Punching tool

Details Punching tool Punching tool

1997-08-29

1999-10-19

Rachuba, M.

Cutting

Tool or tool with support

Cutting couple type

83684, 83697, B26F 114

Patent

active

059670150

ABSTRACT:
The punching blades acts to punch out parts of any desired shape from paper, cardboard, pasteboard, plastics material foils, leather, rubber and the like. In order that an optimum cutting quality can be generated from the start using the punching blade, the punching blade has a cutting edge which comprises a curvature with a radius of from 0.005 to 0.060 mm.

REFERENCES:
patent: 2349336 (1944-05-01), Batchelder
patent: 4526077 (1985-07-01), DeGuvera

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