Patent ID: 8892314

Claim:
A vehicle comprising: a vehicle body having a first end and a second end, and at least partially defining a first grille opening, a second grille opening, and a vent opening; a hood configured to cover a portion of the first end of the body to thereby define an under-hood compartment; an internal combustion engine and a heat exchanger, each housed in the under-hood compartment, and wherein the engine is cooled by a fluid circulating through the heat exchanger; a selectable position shutter assembly disposed at the second grille opening; and a partition arranged in the under-hood compartment; wherein: the first grille opening and the second grille opening are disposed at the first end of the vehicle body and configured to admit a first portion of an airflow and a second portion of the airflow, respectively, to the under-hood compartment from the ambient; the shutter assembly is configured to control the second portion of the airflow admitted to the under-hood compartment; the partition is configured to maintain the first portion of the airflow separate from the second portion of the airflow; the first portion of airflow is passed through the heat exchanger to cool the fluid after the fluid is passed through the engine; and the vent opening is configured to exhaust at least a fraction of the first portion of the airflow from the under-hood compartment to the ambient.