| 摘要 |
<p>A circular saw blade with changeable blade strips, comprising: a frame, configured with a plurality of recesses and a groove formed on the circumferential surface of the frame; at least two arc-shaped blade strips, each having a plurality of sawteeth formed on the outer rim thereof while providing the inner rim thereof to be formed with at least one bump and a protruding piece in a manner that each bump is configured for mating with its corresponding recess on the frame and the protruding piece is formed extending along the circumference of the inner rim for insetting into the groove of the frame; and a plurality of bolts; wherein, the at least two blade strips are fixed to the circumference of the frame by screwing the plural bolts through the corresponding via holes on the protruding piece and then into their corresponding screw holes on the frame.</p> |
