| 摘要 |
A power tool including a machine base, a fixed jaw fixedly secured to the machine base, a movable jaw turned about a pivot on the fixed jaw, a spring supported between the fixed jaw and the movable jaw to force the movable jaw into the closed position on the fixed jaw, a motor mounted within the machine base, a speed reducer, an eccentric shaft coupled to the motor through the speed reducer, and a link reciprocated by the eccentric shaft to turn the movable jaw about the pivot, causing the movable jaw to act against the fixed jaw in processing the workpiece put between the movable jaw and the fixed jaw.
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