Patent ID: 6820520
Filing Date: 2004-11-23
Classification: B25B

Abstract:
A ratchet wrench having a rigid locking structure, comprising a wrench body, a ratchet wheel, a pawl member, and a restoring member, wherein:the wrench body has a driving head having an inner wall formed with a receiving recess and a receiving chamber located beside and communicated with the receiving recess; the ratchet wheel is mounted in the receiving recess of the driving head of the wrench body and has an outer wall formed with a plurality of ratchet teeth; the pawl member is mounted in the receiving chamber of the driving head of the wrench body and has a first side formed with a plurality of locking teeth engaged with the ratchet teeth of the ratchet wheel and a second side formed with a plurality of convex support blocks each rested on a wall of the receiving chamber of the driving head of the wrench body; the restoring member is mounted in the receiving chamber of the driving head of the wrench body and urged between the pawl member and the wall of the receiving chamber of the driving head of the wrench body.