Patent ID: 9227307
Filing Date: 2016-01-05
CPC Classification: B25B

Claim Text:
1. A reversible ratchet wrench comprising: a wrench body, one end of which having a ratchet portion that has an activating opening and a circular hole, and an arc ratchet slot formed between the activating opening and circular hole; a control unit having a circular plate portion, one end of which extending to form a handle unit, while the other end of which forming a block unit, and a U-shaped base formed at the top portion of the block unit and a spring is disposed at the U-shaped base, wherein a restricting gap is recessedly formed between the circular plate portion and the U-shaped base, and the control unit is disposed at the circular hole of the wrench body to expose the handle unit, and the U-shaped base of the control unit and the restricting gap are facing the ratchet slot; a ratchet unit, one end which having arc teeth, the other end of which having a protruding restricting portion with a vertical height, and a column protrudingly extending from one end of the restricting portion, wherein the ratchet unit is disposed in the ratchet slot of the wrench body and the arc teeth of the ratchet unit faces the activating opening, and the restricting portion is disposed in the restricting gap of the control unit and the column is used to be against the spring of the control unit; and a rotating unit disposed at the activating opening of the wrench body, and a teeth ring formed at outer periphery of the rotating unit to engage with the arc teeth of the ratchet unit, wherein the restricting portion is monolithically formed on the ratchet unit, a bottom portion of the restricting portion rests on the circular plate portion, and an outwardly curved surface of the restricting portion engages with an inwardly curved surface of the restricting gap.