Universal spanner for holding part of different size and shape - has one jaw pivotable about axis joining jaws and hand grip which has teeth at one end to engage in rack on other jaw

摘要

One jaw (16) is pivotable about the hand grip (1) axis (5) which is perpendicular to the plane of the jaws (15,16) and has a conical guide groove running at right angles to it. The teeth (27) of the rack (30) of the jaw (15) are aligned against the hand grip and can move along it as the end of the hand grip also has teeth (21), which engage in the rack. The inside of each jaw has a recess (15',16') at 120 deg. forming an open triangle and each also has toothed or knurled faces (15''',16'''). The axis (5) or the hand grip is attached to the jaw (16) by a spring (37). USE/ADVANTAGE - Can safely clamp, hold and/or loosen round headed screws, connecting elements, rods and pipes etc..