Patent ID: 7210380

Claim:
A ratchet tool, comprising: a wrench handle forming at least a box head at one end thereof, said box head having a first and a second receptacle areas which are connected, said first receptacle area being provided with a flange and an annular groove; a ratchet wheel engaged with said an annular groove of said box head and rotationally confined in said first receptacle area; a cover plate connecting said wrench handle and said ratchet wheel, one side of said cover plate being provided with a through hole for passing said ratchet wheel, another side of said cover plate being provided with an arched hole corresponding to said second receptacle area; a braking piece having a front arched surface provided with a teeth portion corresponding to said outer ratchet teeth of said ratchet wheel and a rear surface provided with a pair of lateral contact faces supported against said second receptacle area, a top surface of said braking piece further including a pair of blocking parts for facilitating changing directions of said braking piece, the motion of said braking piece being restricted by said arched through hole of said cover plate, said teeth portion capable of being engaged with outer ratchet teeth around said ratchet wheel by a first pushing unit; a connecting piece disposed beneath said cover plate; a blocking piece extended from a top surface of each of said blocking parts, a flexible unit being installed between each said blocking piece and said connecting piece; and a switch piece locked with said connecting piece and being capable of being switched in a direction selected from left and right directions; and wherein there is a connecting groove between said arched hole on said cover plate and said through hole.