| 摘要 |
PROBLEM TO BE SOLVED: To hold totally enclosed conditions of fins with a simple configuration and positively prevent such a problem that the fins begin to rotate from the totally enclosed condition by vibration of a vehicle (travelling vibration, engine vibration or the like) or wind pressure. SOLUTION: This ventilator grille includes a ventilator case, a plurality of fins rotatably attached to the ventilator case to change the direction of passing wind, and an operation knob, with the ventilator case or a member attached thereto as a guiding member, sliding along the guide member to rotate the fins. The ventilator grille in which the operation knob permits the fins to rotate for the totally enclosed condition is provided with an engaging part for regulating the movement of the operation knob from the totally enclosed condition to an open condition.
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