| 摘要 |
PURPOSE:To fit an inlet grille by a single operation and to make a retaining force stable. CONSTITUTION:A rotating shaft 7b and a supporting part 7a having a recession 7c are formed integrally, an inlet grille and a bearing fixing the inlet grille rotatably are provided, and a construction is made of a front frame having a structure of fixing a resin piece 9 having a projecting part 9c which is opposed to the recession 7c provided in the supporting part 7a of the inlet grille and whereby the inlet grille is retained at a prescribed angle. |
