The floor panel structure includes a floor panel (F1) made of resin integrally forming a spare tire storage space (S1), and a trunk board (B1) made of resin arranged to cover the floor panel. Fitting parts are integrally formed in the floor panel and trunk...

Rigidity distribution of trunk floor (F) is uneven, and intervals between high rigidity portions and low rigidity portions are set uneven, and more specifically a plurality of concave commodity storage spaces (E1,E2,E3,E4,E5) are integrally formed in the t...

The resin-made floor panel structure including a trunk floor (F) made of resin, and a trunk board (B) made of resin disposed so as to cover the trunk floor, a foamed layer having foams exposed at least in part is provided only on the side of the trunk boar...