| 摘要 |
PROBLEM TO BE SOLVED: To provide a ventilation hole cover that enables opening and closing a through-hole for air supply in stages or at a stretch.SOLUTION: A ventilation hole cover includes: a body part 2 with a hollow insert 3 and a decoration edge 4 continuously arranged toward an outer circumference side of a tip of the insert; an air volume adjustment plate 5 for opening and closing an indoor side opening of the body part 2; a slider 10 projected on the back side of the air volume adjustment plate; a wind direction adjustment wall 19 turnably projected around the slider; a slider receiving part 5 supported in the body part; elastic means 12 for biasing the slider from the slider receiving part to the direction of exit; and stoppers 13, 21 comprising locking claws 15 detachably locked at locking recesses 11 formed in the slider, and inhibiting the slider from moving in the direction of exit from the slider receiving part by locking the locking claws in the locking recesses and permitting the slider to move in the direction inserted into the slider receiving part. |
