Abrading – Machine – Rotary tool
Patent
1993-03-22
1994-12-20
Rachuba, Maurina T.
Abrading
Machine
Rotary tool
125 1101, 451541, 451438, B24B 908
Patent
active
053736664
ABSTRACT:
A shaped diamond wheel, at certain height, determined by both the type of grinding wheel which is being used and the working stage, is provided with a rotating feeling pin, consisting of a metal element a few millimeters high which projects for few hundreths of a millimeter with regard to the shape of grinding wheel. The rotating feeling pin does not interfere with the working of stone, with the exception of very small portion of stone which come into contact with the rotating feeling pin.
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patent: 4977709 (1990-12-01), Siden
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