Closure for bottle filled with e.g. alcoholic beverages for retail trade, has diaphragm partially separable by impact element, where diaphragm consists of resilient material, and is secured at closure body under tension

摘要

The closure (1) has a closure body (5) provided with a receiving space (3) filled with effervescent powder. The receiving space is closed at bottom by a circular diaphragm (4). The diaphragm is partially separable by an impact element (6) movably arranged relative to the diaphragm. The diaphragm consists of resilient material, and is secured at the closure body under tension. The impact element is pivotably supported at the closure body. A fastening region of the closure body is movable relative to the diaphragm.