| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ventilation system of an indoor elevation, discharging heat which tends to be close in an indoor elevation in summer to the outside successfully by natural force. <P>SOLUTION: A roof 2 is provided with an exhaust part 4 for ventilation, the indoor elevation 10 is provided with an exhaust part 5 for indoor ventilation, and the exhaust parts 4, 5 for ventilation are communicated with each other by a duct 6 in a garret 3, whereby the heat close in the indoor elevation 10 is discharged from the exhaust part 4 for ventilation of the roof 2 to the outdoors through the exhaust part 4 for indoor ventilation and the duct 3. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
