| 摘要 |
THE INVENTION DISCLOSES FINGER JOINTING CUTTERKNIFE (10) COMPRISING OF A CIRCULAR BODY (12) WITH A CENTRAL BORE (20) AND A PLURALITY OF CUTTING BITS (14). THE CIRCULAR BODY INCLUDES A PLURALITY OF FINGER MEMBERS (16) EXTENDING CONTRIFUGALLY FROM THE CIRCULAR BODY. EACH FINGER MEMBER ACCOMMODATES ONE CUTTING BIT (14) AND IS POSITIONED TANGENTIALLY TO THE CENTRAL (20) BORE IN THE CIRCULAR BODY. EACH FINGER MEMBER INCLUDES A SLIT (18) AT THE TERMINAL EDGE TO ACCOMMODATE THE CUTTING BIT SUCH THAT A PRECISE FINGER JOINT IS PRODUCED A THE END OF A CUTTING OPERATION. SEVERAL CIRCULAR BODIES CAN BE ASSEMBLED TOGETHER TO PRODUCE CUTTER KNIFE WITH SPACED APART CUTTING BITS.(FIG 1)
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