Patent ID: 6647832
Filing Date: 2003-11-18
Classification: B25B

Abstract:
A wrench comprising:a handle comprising a cavity defined by a wall; a head extending from the handle and comprising a compartment that is communicated with the cavity; a drive member rotatably received in the compartment of the head, the drive member comprising a plurality of teeth on an outer periphery thereof; a pawl received in the cavity of the handle and engaged with the teeth of the drive member, wherein the pawl comprises a first end, a second end, a first side facing the teeth of the drive member, and a second side facing away from the teeth of the drive member, the first side of the pawl including a toothed portion for meshing with the teeth of the drive member, with the second side of the pawl being supported by two rigid supporting areas when in an operative position for ratcheting operation, with one of the first and second ends of the pawl bearing against a portion of the wall defining the cavity which provides one of the two rigid supporting areas, wherein the wall defining the cavity of the handle comprises a receptacle; and an elastic element including a first end securely mounted in the receptacle and a second end attached to the first end of the pawl, thereby biasing the second end of the pawl to bear against a portion of the wall defining the cavity of the handle, the portion of the wall born against by the second end of the pawl being one of the rigid supporting areas for the pawl.