Patent ID: 7107877

Claim:
A ratchet screwdriver, comprising a main rod, a driven shaft, a ratchet mechanism, a socket connector, and a control member, wherein: the main rod has a first end having a central portion formed with a shaft hole and a peripheral wall formed with a pivot slot communicating with the shaft hole and a guide slot communicating with the shaft hole; the driven shaft is rotatably mounted in the shaft hole of the main rod and has a first end formed with a receiving hole communicating with the pivot slot of the main rod and a second end formed with a receiving bore communicating with the guide slot of the main rod; the ratchet mechanism is mounted on the main rod and includes a pawl member pivotally mounted in the pivot slot of the main rod and having a first side formed with a first toothed face and a second toothed face and a second side formed with an urging face, a positioning stub mounted in the receiving hole of the driven shaft and having a first end urged on the urging face of the pawl member, and a compression spring urged between a second end of the positioning stub and the driven shaft; the socket connector is mounted on the main rod and has an end having an inner wall formed with a plurality of ratchet teeth meshing with either one of the first toothed face and the second toothed face of the pawl member; and the control member is mounted on the main rod and includes a rotation wheel rotatably mounted on the main rod, a mounting barrel mounted in the receiving bore of the driven shaft for rotating the driven shaft, a limit rod having a first end mounted in the mounting barrel and a second end fixed on the rotation wheel to rotate therewith, and a compression spring urged between the mounting barrel and the first end of the limit rod.