| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent dust in outside air from invading in a working machine without related to the fabrication tolerance of an outside air introduction device provided in the air conditioner for the working machine. <P>SOLUTION: The outside air introduction device 10 of the air conditioner for the working machine is connected with an air conditioner body 1 that takes the outside air and performs air conditioning in a cab of the working machine, and includes a filter 3 that prevents the intrusion such as dust to this air conditioner body. A duct 2 for the air conditioner to which the filter is fitted and which is connected to the air conditioner body is installed in the outside air introduction device. The end part of the filter fitting side of the duct for the air conditioner includes a tapered part that has the slope concatenated to a flange part and this flange part, and the filter includes a flange surface 3b and a taper surface 3a concatenated to the flange surface and having a tilt angle different from that of the tapered part of the duct for the air conditioner. <P>COPYRIGHT: (C)2012,JPO&INPIT |
