Patent ID: 8585131

Claim:
A rear structure of a vehicle comprising: a pair of rear torque boxes, said pair of rear torque boxes comprising a first rear torque box and a second rear torque box, wherein each of said rear torque boxes is comprised of a single piece; a pair of rocker panels, said pair of rocker panels comprising a left hand rocker panel and a right hand rocker panel, wherein said first rear torque box is mechanically coupled to said left hand rocker panel and said second rear torque box is mechanically coupled to said right hand rocker panel; a pair of rear rails, wherein said pair of rear rails are spaced apart in a widthwise direction relative to said vehicle, wherein each of said pair of rear rails extend in a lengthwise direction relative to said vehicle, wherein said pair of rear rails comprise a left hand rear rail and a right hand rear rail, wherein said first rear torque box is mechanically coupled to a first end portion of said left hand rear rail and said second rear torque box is mechanically coupled to a first end portion of said right hand rear rail, wherein a second end portion of said left hand rear rail distal from said first end portion of said left hand rear rail is mechanically coupled to a rear bumper assembly and wherein a second end portion of said right hand rear rail distal from said first end portion of said right hand rear rail is mechanically coupled to said rear bumper assembly, wherein each of said pair of rear rails including said first and second end portions is comprised of a polygonal-shaped upper hollow channel and a polygonal-shaped lower hollow channel, and wherein said polygonal-shaped upper hollow channel and said polygonal-shaped lower hollow channel share a common wall; and at least one cross-member interposed between said first rear torque box and said second rear torque box, wherein said at least one cross-member is mechanically coupled to both said first rear torque box and said second rear torque box.