Patent ID: 9205537
Filing Date: 2015-12-08
Classification: B25B

Abstract:
1. A detachable ratchet wrench comprising: a main body having a first surface, a second surface, a through hole running through the first and second surfaces, and a groove recessed from the wall of the through hole; a ratchet mounted inside the through hole; and a cover member mounted to an opening located on the first surface and formed from the through hole for limiting the ratchet into the through hole, the cover member having a block portion, a retained portion, and a fixed portion, the retained and fixed portions protruding outward from the block portion, the block portion being located at the through hole, the retained portion being located inside the groove of the main body, the fixed portion being fixedly connected with the main body via a fastening unit; wherein the retained portion of the cover member comprises two lugs and an obtuse angle (θ) is defined between an imaginary line passing through a center of each lug and a center of the block portion and an imaginary line passing a center of the block portion and a center of the fixed portion; wherein the imaginary line passing through the center of one of the two lugs and the center of the block portion is perpendicular to that passing through the center of the other lug and the center of the block portion.