Patent ID: 7240591
Filing Date: 2007-07-10
Classification: B25B

Abstract:
1. An adjustable spanner, comprising a main body having an end formed with a fixed jaw and a slideway located adjacent to the fixed jaw, an adjustment screw rotatably mounted in the main body, and a movable jaw movably mounted on the main body and having an end formed with a neck portion having a bottom formed with a rack slidably mounted in the slideway of the main body and engaged with the adjustment screw, wherein: the adjustable spanner further comprises two magnetic members mounted between the slideway of the main body and the movable jaw; wherein the slideway of the main body has two opposite side walls and each wall has a respective one of the two magnetic members so that the movable jaw is maintained at the center of the slideway of the main body by the repulsive effect between the two magnetic members and the movable jaw without leaning on either one of the two opposite side walls of the slideway of the main body, so that the movable jaw is movable in the slideway of the main body smoothly and conveniently.