| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ventilation fan for a kitchen without staining a wall surface part provided with the ventilation fan by oils. <P>SOLUTION: This ventilation fan has a propeller fan 20 having a blade 23 projected to a front face from a bell-mouth 30, a filter 40 having a cutoff part 44 on a side surface, and a cover 50 having an upper surface cover 53 and an under surface cover 54, and is formed so as not to splash the oil outside by the cutoff part 44, the upper surface cover 53 and the under surface cover 54, even if a blade 24 stuck with the oil is rotated. <P>COPYRIGHT: (C)2008,JPO&INPIT |
