Patent ID: 6131490
Filing Date: 2000-10-17
Classification: B25B,B25G

Abstract:
A ratchet wrench comprises:a ratchet head having a neck portion and a ratchet portion,a handle having an end recess receiving the neck portion, and a sleeve receiving a portion of the handle,a pivot pin fastening the ratchet head and the handle together,a retainer ring surrounding a first end of the sleeve,the retainer ring having an eccentric hole,the handle having a first blind hole receiving a first spring and a first positioning ball, a second blind hole receiving a second spring and a first positioning pin, a recess hole receiving a second positioning ball, a first groove receiving a compression spring, a spherical ball, and a block, and a second groove receiving a shaft,the shaft having a positioning recess and a slant recess,the block having a bevel end and a recess aperture receiving a coiled spring and a steel ball,the positioning recess receiving the spherical ball,the slant recess receiving the steel ball,the bevel end engaging with the slant recess,the first groove perpendicular to the second groove,the sleeve having a slant groove, an oblong hole receiving a pressing pin, and a through aperture, andthe ratchet portion engaging with the block.