Patent ID: 6807882
Filing Date: 2004-10-26
Classification: B25B

Abstract:
A wrench comprising:a handle; a head extended from the handle and including a compartment, a web being defined between the handle and the head, a cavity being defined in the web and communicated with the compartment, a transverse hole being defined in the web and including an inner end communicated with the cavity; a drive member rotatably mounted in the compartment and including a plurality of teeth on an outer periphery thereof; a pawl slidably mounted in the cavity and including a toothed side, an attachment side, and a pressing side; an anchor securely mounted in the transverse hole; and an elastic element including a first end attached to the attachment side of the pawl and a second end attached to the anchor, the pawl being biased by the elastic element such that the toothed side of the pawl is biased to engage with the teeth of the drive member and that the pressing side of the pawl is biased to press against a wall defining the cavity, wherein the anchor includes an embossed end for frictional engagement with an inner periphery defining the transverse hole.