| 摘要 |
PURPOSE:To improve the degree of freedoms of replacing a design by providing a suction grill detachably from a decorative frame. CONSTITUTION:Pawls 3c are provided at both sides of a rear surface of a suction grill 3. A hole 7a to be engaged with the pawls 3c is provided at an arm 7, and the pawl 3c is engaged with the hole 7b to mount the arm 7 at the grill 3. The grill 3 is moved rearward from the state held in an opened state thereby to easily remove the engaging state of the grill 3 and the arm 7. Further, the grill 3 is easily mounted by a reverse operation, and the grill 3 can be easily detached from or attached to a decorative frame 2. Thus, the degree of freedoms of replacing a design such as replacing of the grill 3 having a different color is improved. |
