| 摘要 |
PROBLEM TO BE SOLVED: To provide a blower unit which effectively reduces outside air intake resistance and noise in the blower unit having two inside/outside air changing doors. SOLUTION: The blower unit 1 is provided with: a unit case 2; a blower fan 4 provided in the unit case 2; an outside air inlet 5 opened in the unit case 2 to the blower fan 4; a pair of inside air inlets 6 opened opposedly on the sides of the outside air inlet 5 of the unit case 2; a pair of swing doors 9 closing the pair of inside air inlets 6 when the outside air inlet 5 is opened and closing a flow path from the outside air inlet 5 when the inside air inlets 6 are opened; and a door seal member 11 provided on this flow path to regulate the positions of the front end edges of the pair of swing doors 9 when the inside air inlets 6 are opened. The door seal member 11 has at least an air guide plate 11a extended towards the blower fan 4 in its central part. COPYRIGHT: (C)2008,JPO&INPIT
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