Patent ID: 7159902

Claim:
A vehicle bed liner apparatus, comprising: a flexible walled container for containing a quantity of ballast liquid, wherein said flexible walled container includes a flexible top wall, a flexible bottom wall, and a seal extending along the periphery of said container between said top wall and said bottom wall, a pair of compartment boundary members located at internal non-peripheral regions between said flexible top wall and said flexible bottom wall, wherein said compartment boundary members are in contact with said flexible top wall and said flexible bottom wall, wherein said compartment boundary members define internal compartment boundaries, said pair of internal compartment members each terminating in a distal extremity spaced inwardly from said peripheral seal to define a passageway extending internally of said container common with said peripheral seal, wherein said pair of compartment boundary members have an X-shaped appearance from above said flexible walled container, wherein said X-shaped said compartment boundary members define plural ballast compartments internal to said flexible walled container in communication with said passageway extending internally of said container common with said peripheral seal, and wherein said ballast compartments are in communication with each other through a central passageway defined by and extending between said pair of internal compartment boundary members, and interior access valve means in said flexible walled container for filling said ballast compartments with a ballast liquid and for emptying the ballast liquid from said ballast compartments.