Patent ID: 9597945
Date: 2017-03-21
CPC Classifications: B60H

Claim:
1. A heating, ventilating, air conditioning system for providing an airflow in a vehicle having a plurality of seating locations in a passenger cabin for respective passengers of the vehicle, comprising: a plurality of outlet vents providing a shared outlet airflow to be distributed to the plurality of seating locations; a plurality of suction returns disposed at various air return locations adjacent to the seating locations within the vehicle; an air handling unit in fluid communication between the suction returns and the outlet vents; a plurality of flow control elements each in series with at least one respective suction return for selectably modifying a respective flow of the respective suction return in response to a respective flow command so that a corresponding seating location receives a modified portion of the shared outlet airflow; an occupancy determining apparatus for identifying one or more seating locations for receiving enhanced airflow; and a controller for generating the respective flow commands in response to the identified seating locations.