| 摘要 |
<p>A tamper-evident/non-refillable type of closure for a bottle that comprises a cylindrical tube (G) which fits around and is secured to the outer surface of the neck of the bottle (H), a valve seat (D) which forms a seal with the neck of the bottle (H), a valve (C) which makes a seal with the valve seat (D), two cylindrical spheres or marbles (E) and (F), one located in a lower cavity of the valve seat (D) and the other located above the valve (C), a pourer (B) attached to the tube (G) by ultrasonic welding and extending around the valve seat (D) and accommodating the valve (C), and an internally screw threaded tamper-evident cap (A) which is screwed onto the pourer (B). <IMAGE></p> |
