| 摘要 |
<p>A power tool includes a motor, an arbor driven by the motor, a rotatable cutting tool (10) disposed on the arbor and having a rotational axis, the cutting tool further having a hole, first and second clamps (24,26) connected to the arbor and clamping the blade, wherein one of the cutting tool and at least one of the first and second clamps (24,26) and arbor have a first drive surface (27) for contacting a second drive surface (12) on the other of the cutting tool and the at least one of the first and second clamps and arbor, the second drive surface being movable between a first position contacting the first drive surface and a second position bypassing the first drive surface. The second drive surface is resiliently connected to the other of the cutting tool and the at least one of the first and second clamps and arbor. At least one metal strip connects the second drive surface to the other of the blade and the at least one of the first and second clamps and arbor. <IMAGE></p> |
