| 摘要 |
PCT No. PCT/DK89/00031 Sec. 371 Date Sep. 25, 1990 Sec. 102(e) Date Sep. 25, 1990 PCT Filed Feb. 15, 1989 PCT Pub. No. WO89/07558 PCT Pub. Date Aug. 24, 1989.A container comprising a mouth the outside of said mouth comprising an external thread covering only part of the periphery of the mouth to provide at least one axially extending thread-free zone, a screw cap (2) for onscrewing onto the external thread, the skirt of the screw cap (2) comprising a hole (9) and means for preventing an unwanted unscrewing of the screw cap (2) said means consisting of an element (5) which is hinge-connected to the exterior side of the screw cap (2), said element can be swung over and be engaged with the free end of the screw cap, and said element has a projection (12) which extends through the hole (9) and ends in the thread-free zone when the screw cap (2) is in its closing position.
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