Patent ID: 9193044
Filing Date: 2015-11-24
Classification: B25B

Abstract:
1. An adjustable spanner for quickly turning an object, comprising: a moving member; a first jaw adjustably jointed to the moving member; a second jaw cooperating with the first jaw; and a grip having a first end grippable by a user, in use of the adjustable spanner and a second end opposite to the first end, with the moving member movably joined to the second end and movement thereof restricted by a first fastening device, with the first fastening device being moveable in a slot defined in the moving member, biased by an elastic member disposed in the slot, and fixed to the second end, with the second jaw being pivotally joined to the second end by a second fastening device, and with the second fastening device being inserted in the second end and the second jaw; and wherein the adjustable spanner is able to be turned in a first direction that an object held between the first and second jaws is turned, with a relative position between the first and second jaws fixed, with a fixed first clamping distance defined between the first and second jaws, and wherein the moving member is not moved relative to the grip; and wherein the adjustable spanner is able to be turned relatively to the object, with the adjustable spanner being turned in a second direction opposite to the first direction, with the second jaw pivoting relative to the grip and the moving member about the second fastening device and the moving member moving relative to the grip, with the first jaw carried by, and in a fixed position with respect to, the moving member to move away from the second jaw until the moving member and the first fastening device stop, with a second clamping distance larger than the first clamping distance defined between the first and second jaws when the moving member stops, with the moving member being able to return to the relative position, where the first and second jaws define the first clamping distance, by the elastic member.