Patent ID: 7766078

Claim:
An air conditioning system for an automotive vehicle, the system including an air conditioning case that has (i) formed therein (a) a center opening, (b) side openings, (c) a defrost opening, and (d) a floor opening, and (ii) mounted therein a mode door for opening and closing the openings depending on an operating mode of the air conditioning system, wherein the mode door is a turnable door comprising: a turnable shaft arrangement turnably supported on two side walls of the air conditioning case and having a longitudinal axis extending between the two side walls; an outer circumferential wall extending in the same direction as the longitudinal axis of the turnable shafts; a center aperture and side apertures individually formed on an upper surface of the outer circumferential wall; connectors for connecting the outer circumferential wall and the rotating shafts to thereby define left and right apertures; and an air inflow opening for enabling the introduction of air between the outer circumferential wall and the connectors, the air conditioning case including paths in fluid flow relation with the left and right apertures for causing air introduced into the mode door to be constantly discharged through the side openings via the left and right apertures, the outer circumferential wall of the turnable door carrying a door cover mounted inside the air conditioning case to closely contact a sealing member, the cover being located between the turnable door and the air conditioning case, the cover having ventilation apertures in fluid flow relation with (a) each of the center opening and side openings, and (b) the defrost opening and the floor opening; the sealing member being continuously mounted to a surface of the door cover contacting the outer circumferential wall of the turnable door alongside a longitudinal direction of the turnable door, and fixing means secured to an inner area of the air conditioning case.