| 摘要 |
The screw-fastening with a child-proof lock, has a screw-cap (2) on which freely rotates a protective cap (3) which grips over it. The protective cap can be pushed in and out into a locked position (9, 16) along an axial guide. The protective cap (3) has at least one cam (9) which rotates freely in a peripheral, annular groove in the closure-cap (2). It is axially guided into a catch (9, 16) in relation to the closure cap. The cam (9) works in conjunction with a matching counter-cam (16). [/ADVANTAGE[ - The trOn0, relial Chil-prOOf CreW-fa tenin is for wide-necked containers.
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