Patent ID: 7699690

Claim:
An automotive HVAC unit having at least three air outlets and a multiple air valve unit to direct and/or control air passage into the three air outlets, the multiple air valve unit comprising: at least two air valve devices; a repulsion device in contact with the at least two air valve devices; at least one hollow outer shaft disposed on one of the at least two air valve devices, the at least one hollow outer shaft having two outer slots opposed to each other along a circumference of the hollow outer shaft; at least one hollow inner shaft disposed on an other of the at least two air valve devices, the at least one hollow inner shaft having two inner slots opposed to each other along a circumference of the hollow outer shaft, the at least one hollow inner shaft being coaxial with, and rotatable within the at least one hollow outer shaft; and the actuation of the at least two air valve devices occurring via one interface with the multiple air valve unit; wherein the multiple valve unit has a geometry that allows for a common rotational axis of the at least two air valve devices.