Patent ID: 9511803
Filing Date: 2016-12-06
CPC Classification: B60P,B62D

Claim Text:
1. A product comprising: a flatbed comprising a bed comprising a lower surface, a first wall, a second wall, and a third wall wherein the first wall and second wall are hingedly attached to the bed and are constructed and arranged to swing relative to the bed such that the first wall, the second wall, and the bed lie flat to define an enlarged upper surface of the bed, first wall, and second wall; and wherein the first wall further comprises a first tongue running the length of the first wall, the second wall furthers comprises a second tongue running the length of the second wall, and the lower surface of the bed defines a plurality of grooves wherein the first wall and second wall are hingedly attached to the bed and are constructed and arranged to swing relative to the bed such that the first surface of the first wall, the second surface of the second wall, and the upper surface of the bed lie flat to define an enlarged upper surface of the bed, first wall, and second wall wherein the first tongue lies within a first groove of the plurality of grooves and the second tongue lies within a second groove of the plurality of grooves.