Retaining Structure

Abstract

A retaining structure is used to retain a wooden first part with a wooden second part together and comprises a retainer fitted to a recess of the first part, and a fastening member to be engaged to the second part, wherein the fastening member has a plurality of wings formed on two sides of an acting end thereof, a number of recessed portions mounted between front and rear sides thereof and spaced apart from each other, and a plurality of raised portions; the recessed and raised portions are arranged longitudinally or horizontally between the front and rear sides of the acting end of the fastening member.

Dependencies are inferred from the claim text.