Patent attributes
An automotive vehicle includes a vehicle body with a longitudinal axis. The vehicle also includes a rocker inner panel with a first channel having interior and exterior sides. The interior side is secured to the vehicle body. The first channel has a first upper horizontal sidewall, a first lower horizontal sidewall, and a first vertical endwall coupling the first upper and first lower horizontal sidewalls at the interior side. A rocker outer panel is secured to the rocker inner panel. The rocker outer panel includes a second channel, a third channel, and a fourth channel. The second channel is secured to the third channel, and the third channel is secured to the fourth channel. An upper cavity is defined between the second and third channels, an intermediate cavity is defined between the third and fourth channels, and a lower cavity is defined between the second and third channels.