Patent ID: 8424421
Filing Date: 2013-04-23
Classification: B25B

Abstract:
1. A jog-shuttle type ratchet wrench comprising: a body part having a round hole formed at one side thereof and a stopper embedded therein; a head part rotatably mounted in the round hole, the head part having a housing, which has a control roller disposed at one side of an upper face thereof, and a ratchet gear formed on the outer face of the housing; a bevel gear having a first gear portion rotatably joined to one end portion of the control roller inside the housing and a second gear portion rotatably geared with the first gear portion in interlock with the rotation of the first gear portion; a rotary shaft located inside the housing and joined to the second gear portion in such a way as to rotate in interlock with the rotation of the second gear portion; and a pair of jaws having an end portion inserted into the housing, the jaws respectively being screw-coupled to the outer circumferential surface of the rotary shaft so as to be slidably moved along a longitudinal direction of the rotary shaft, wherein the head part is selectively rotated only in one direction when the ratchet gear engages with the stopper.