| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a suction grille which can be easily cleaned. SOLUTION: A suction grille 30 of an air inlet 11 formed on the front of a main body casing 20 is formed removably with the main body casing 20 and three types of division grilles 31, which are different from each other in width and length, are assembled with four members, thereby constituting the suction grille 30. Furthermore, an air filter is removably mounted on the division grilles 31 while the three types of the division grilles 31 comprise a fixed positional grille 32 laid out on one side of the air inlet 11 and two types of combination grilles 33 and 34 where a side piece is removably mounted on the combination grille 34 located at the lateral part.</p> |
