Patent ID: 8042354
Filing Date: 2011-10-25
Classification: B64D,F25B

Abstract:
1. An air conditioning apparatus configured to handle air from an aircraft comprising a turbine with an inlet and an outlet and having a rotor, a compressor with an inlet and an outlet and having a rotor, a heat exchanger, and a common rotatable shaft with the turbine rotor and the compressor rotor being mounted on and fixed to the common rotatable shaft and wherein the air conditioning apparatus has an upstream end portion and a downstream end portion and wherein the turbine is located upstream of the compressor with the heat exchanger being located around the common rotatable shaft between the turbine and the compressor with the heat exchanger having an opening sized and shaped to accept the common rotatable shaft and allow the shaft to freely rotate inside the opening with the heat exchanger being located downstream of the turbine outlet in position to receive air from the turbine outlet and the compressor being located adjacent to and downstream from the heat exchanger with the compressor inlet positioned to receive air exiting from the heat exchanger and means for connecting the turbine of the air conditioning apparatus to a source of ram air.