| 摘要 |
PROBLEM TO BE SOLVED: To improve ventilation efficiency of a ventilator used for ventilation of a room. SOLUTION: The ventilators are arranged at two parts for gas suction use 1 and for gas exhaust use 2, and the position of exhaust port of the ventilator for the gas suction use is set lower than that of the ventilator for the gas exhaust use. Thereby, ventilation can be sufficiently executed. COPYRIGHT: (C)2009,JPO&INPIT
|
