Automotive lower body component and method of manufacture

摘要

A lower body component of a vehicle having a one-piece floor pan extending substantially longitudinally at least the entire length of the vehicle passenger compartment. The one piece floor pan may be reinforced with a one piece reinforcement structural member, formed to at least partially define a seat mounting beam and a tunnel portion of the vehicle. A method of producing a one-piece floor pan and a one-piece reinforcement structural member by utilizing fluid forming techniques such as quick plastic forming, superplastic forming and sheet hydroforming and adjunct techniques is provided.