| 摘要 |
PURPOSE: An air-bag device for brassiere is provided to freely and conveniently control size of cup of the brassiere by comprising air-bag inside the brassiere to introduce air and to give volume-up effect of breast. CONSTITUTION: The air-bag device is inserted into a common brassiere(1) and made of soft material. The air bag device comprises an air-exhausting port(11) equipped with a valve plate(11a) to freely adjust size of cup of the brassiere; a pumping tube(20) made of elastic material and closed to inner side of lower portion of the air-bag(10); an air-inlet(21) and air-outlet(22) having respective valve plates(21a,22a) at both sides of the tube(20) to compress the tube(20) and to introduce air into the air-bag(10).
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