Patent ID: 8162086

Claim:
A motor vehicle, comprising: a chassis; a passenger portion configured to receive at least one passenger; an exterior surface; a radiator disposed proximate the exterior surface, the radiator also being disposed between the exterior surface and a first fan and a second fan; a power plant disposed proximate the radiator; the first fan aligning with a first portion of the radiator and the second fan aligning with a second portion of the radiator; a control system in communication with the first fan and the second fan; wherein the control system is configured to vary the blade pitch of the first fan and is configured to also independently vary the blade pitch of the second fan; and wherein, in a first mode, the control system is configured to adjust the blade pitch of the first fan to a position whereby air is pushed towards the radiator from the first fan, and the control system is configured to adjust the blade pitch of the second fan to a position whereby air is pulled from the radiator to the second fan, thus creating a circulation air flow.