摘要 |
<p>An apparatus for sawing a stone block to be severed into a plurality of slabs. The apparatus comprises a plurality of saw blades characterized by arranging said blades in series in the cutting plane of said blades. The cutting depth of each blade in the series is progressively deeper from the first blade to the last one so that a stone block which is successively fed to said series of saw blades may be efficiently severed.</p> |