Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 31, 2012
Patent Application Number
12387744
Date Filed
May 8, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A unidirectional ratchet wrench includes a body. The body has a first containing groove disposed at an action end of the body. A ratchet includes a sheathing portion formed thereof. A brake tooth is in an arc shape, and the brake tooth includes a plurality of latch teeth formed thereon for engaging with the engaging teeth of the ratchet. A control plate is contained in the arc-shaped second containing groove, and the control plate has the same height as the pressing edge of the body. An elastic element is contained in the accommodating groove of the brake tooth. A cover is installed in an upper cover groove of the body. A latch ring is latched to an circular latch groove of the body for fixing the cover onto the body.
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