Patent ID: 6234159
Filing Date: 2001-05-22
Classification: B23D,B28D

Abstract:
A wire saw for cutting shaped articles from a workpiece, comprising:at least two wire webs made from sawing wire, said webs lying one above the other at a distance h and being tensioned between wire-guide rollers, each of said wire webs being formed by adjacent and parallel wire segments, wherein no wire segment covers any other wire segment congruently when said wire webs are viewed from directly above at a 90 degree angle to said wire webs and the distance h being smaller than a thickness of the workpiece so that the at least two wire webs engage in the workpiece when the shaped articles are cut, and said wire saw further comprising a control device moving at least one of the at least two wire webs during the cutting of the shaped articles in a predetermined manner, in addition to movement of the wire which is caused by a rotation of the wire-guide rollers.