Patent ID: 7918509

Claim:
A bench comprising at least two feet and two seat plates; each foot and each seat plate being made of Polypropylene (PP) and Polyethylene (PE) and formed separately; each foot comprising: a sustaining surface formed on a top of the foot; the sustaining surface inclined downwards from two outer edges towards a center thereof with a predetermined angle, with the sustaining surface having a width between the two outer edges; a support frame comprising an inverted Y shape including a trunk having an upper end and a lower end, with the upper end of the trunk formed integrally as one piece with the sustaining surface and extended from a bottom surface at the center of the sustaining surface, with two branches each integrally extending from the lower end of the trunk away from the sustaining surface, with lower ends of the two branches extending away from each other to a spacing generally equal to the width of the sustaining surface; two enhanced sheets formed as one piece with the foot on two sides of the support frame to improve hardness and load capacity of the foot; a plurality of through holes formed in the sustaining surface; each seat plate being a rectangular plate and comprising: an upper surface of the seat plate being a plane, a plurality of protruding blocks formed on two ends of a bottom surface of the seat plate; respective bolt blocks, each with an inner thread, the respective bolt blocks embedded in respective protruding blocks; the bolt blocks matching the plurality of through holes of the sustaining surface of the foot; and the bench comprising bolts fastened through the through holes of the foot to the bolt blocks to fix the foot to the seat plate.