Patent ID: 7367760
Filing Date: 2008-05-06
Classification: B27C,Y10T

Abstract:
1. A power tool comprising: a base having a sliding surface slidable on a workpiece, another surface opposite to the sliding surface, and an opening provided through the base to extend from the sliding surface to the another surface; a main unit supported on the base to oppose the another surface, and movable in a first direction substantially perpendicular to the sliding surface, the main unit including an electric motor; and a cutter driven by the electric motor, the cutter being capable of protruding through the opening and out from the sliding surface when the main unit is moved in the first direction toward the base; a bolt having a longitudinal axis and extending in the first direction, the bolt having a male thread portion useable to effect positional adjustment of the main unit in the first direction, the bolt having one end supported by the base on the another surface, the bolt being rotatable about the longitudinal axis; an engagement member related with the main unit, and having a female thread portion threadably engage-able with the male thread portion and useable to effect positional adjustment of the main unit in the first direction, the engagement member being movable between an engaged position and a disengaged position, the engaged position being a position at which the male thread portion is engaged with the female thread portion, the disengaged position being another position at which the male thread portion is disengaged with the female thread portion; and a unit for maintaining the engagement member at the disengaged position.