Patent ID: 7077032

Claim:
A ratchet tool comprising: a handle including a compartment formed therein and defined by an inner peripheral surface, and including a plurality of teeth provided on said inner peripheral surface thereof, a cartridge rotatably received in said compartment of said handle, and including a driving shank extended out of said handle, for engaging with fasteners or tool members, said cartridge including three side surfaces, three pawls rotatably attached to said side surfaces of said cartridge respectively, and each including two end portions each having at least one tooth provided thereon, for selectively engaging with said teeth of said handle, in order to control and to determine a driving direction of said cartridge relative to said handle, a control member rotatably disposed relative to said cartridge, and including three spring-biased projections disposed therein, for engaging with said pawls respectively, in order to control and to force said at least one tooth of either of said end portions of said pawls to engage with said teeth of said handle, and to control the driving direction of said cartridge relative to said handle, said at least one tooth of said three pawls being stably engaged with said teeth of said handle, to have an increased driving torque between said cartridge and said handle, and a cover secured to said cartridge, for stably and rotatably attaching said cartridge to said handle, said cover including a chamber formed therein for rotatably receiving said control member therein, and including a peripheral flange radially extended into said chamber thereof, for engaging with and for limiting said control member relative to said cover, and for preventing said control member from being disengaged from said cover and said cartridge, said control member including a knob extended therefrom, and rotatable engaged out through said chamber and said peripheral flange of said cover, for being rotated by users.