Patent ID: 6327937
Filing Date: 2001-12-11
Classification: B25B,E21B

Abstract:
A wrench, comprising:an elongated body having opposed ends;a pair of primary socket members each being respectively attached to one of said opposed ends of said elongated body, each of said primary socket members having a driven socket for holding and turning a first nut;a sliding sleeve slidably and rotatably positioned on said elongated body between said primary socket members;a retaining arm attached to, and extending outwardly from, said sliding sleeve;an extensible backup assembly carried by said retaining arm, said backup assembly including:a support bracket releasably secured to said retaining arm;a spring suspended from said support bracket;a carrier bracket attached to said spring at a distance from said support bracket, said carrier bracket having a threaded aperture;a threaded rod extending from said carrier bracket and in threaded engagement with said threaded aperture; and,a secondary socket member on said threaded rod and having a backup socket for holding a second nut, and said backup socket being selectively movable into axial alignment with either of said driven sockets.