Patent ID: 6308594
Filing Date: 2001-10-30
Classification: B25B

Abstract:
A ratchet wrench structure comprising:a wrench head (10) defining a receiving hole (11), said receiving hole (11) having one side defining a receiving chamber (12);a ratchet wheel (20) rotatably mounted in said receiving hole (11) and having an outer periphery provided with a plurality of engaging teeth (21);a pawl (30) pivotally mounted in said receiving chamber (12) to rotate through a small angle and having a first side provided with a first tooth (31) meshing with said engaging teeth (21) of said ratchet wheel (20), and a second side provided with a second tooth (32) meshing with said engaging teeth (21) of said ratchet wheel (20);a first locking plate (40) mounted in said receiving chamber (12) and rested on said first side of said pawl (30);a first elastic member (60) mounted in said receiving chamber (12) and pressed between said first locking plate (40) and an inner wall of said receiving chamber (12);second locking plate (50) mounted in said receiving chamber (12) and rested on said second side of said pawl (30); anda second elastic member (70) mounted in said receiving chamber (12) and pressed between said second locking plate (50) and said inner wall of said receiving chamber (12).