Patent ID: 8661946
Filing Date: 2014-03-04
Classification: B25B

Abstract:
1. A ratchet wrench comprising: a function end and a handle connected to the function end, the function end having a circular first recess and a second recess defined in an inside of the first recess, a ratchet wheel located in the first recess, a pawl and a resilient member located in the second recess, a first end of the resilient member contacting the pawl and a second end of the resilient member contacting an inside of the second recess, the resilient member biasing ratchet teeth of the pawl to be engaged with ratchet teeth of the ratchet wheel, a C-shaped restriction member engaged with the first recess and having a rod which extends along a direction of an axis of the second recess and is inserted into the second recess, a space defined between the inside of the second recess and the rod, the second end of the resilient member located in the space and positioned in the second recess, wherein the pawl includes a plain surface on an end thereof and a distance between the rod and a distal end of the plain surface is larger than a distance that the pawl moves between a position where the ratchet teeth of the pawl are engaged with the ratchet teeth of the ratchet wheel and a position where the ratchet teeth of the pawl are disengaged from the ratchet teeth of the ratchet wheel.