Method of and device for cutting blocks of foamed material

Details Method of and device for cutting blocks of foamed material Method of and device for cutting blocks of foamed material

1977-04-18

1979-08-14

Schran, Donald R.

Cutting

Tool or tool with support

Wire tool

125 12, 83661, 83875, B23D 6116

Patent

active

041641620

ABSTRACT:
A method of and device for cutting blocks of foamed material, e.g. polyethylene. An endless cable of elastic wear resistant material e.g. steel, having a rough surface and a diameter of from 0.5 to 2 mm is preloaded at a force of from 5 to 30kp. The cable is operated at a speed of rotation of from 30 to 60 m/sec while the foamed material is being moved relative thereto toward the foamed material to be cut along a plane extending in a direction transverse to the direction of movement of the cable. The cable of elastic material having helically wound therearound a wear resistant wire with a diameter of from 0.1 to 0.3 mm.

REFERENCES:
patent: 2284919 (1942-06-01), Nielson
patent: 2604883 (1952-07-01), De V. Avaucourt
patent: 2771872 (1956-11-01), Bergling
patent: 3263537 (1966-08-01), Rehman et al.

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