Patent ID: 7819725

Claim:
A sander, comprising: a main body; a motor, disposed in the main body and having a rotary shaft; a base, disposed below the main body, the base being coupled to the rotary shaft and adapted to make eccentric motions in accordance with rotations of the rotary shaft; a first receptacle disposed in the main body; a second receptacle disposed in the base; a foot, disposed between the first receptacle and the second receptacle, and comprising: a foot body having opposite ends and comprised of metal; and elastic members, provided on the opposite ends of the foot body and respectively fitted into the first receptacle and the second receptacle, so that the foot body is pivotably supported between the first receptacle and the second receptacle; and an elastic sleeve, fitted onto a part of an outer periphery of the foot body while being compressed by the first receptacle and the second receptacle.