| 摘要 |
<p>Plastic material, one-piece, spouted cap comprising a flap (9) connected via a tearable thin skin (membrane) (13) to the body of the cap so that when the flap (9) is opened for the first time the thin skin (membrane) (13) tears and the flap (9) pivots about an upper thin skin (membrane) (14) in order to clear a flow orifice (9a). <IMAGE></p> |
