| 摘要 |
PCT No. PCT/EP95/03938 Sec. 371 Date May 7, 1997 Sec. 102(e) Date May 7, 1997 PCT Filed Oct. 5, 1995 PCT Pub. No. WO96/11149 PCT Pub. Date Apr. 18, 1996A plastics seal for a bottle having a beaded rim comprises a sealing cap (3), which comprises a circular flat cover plate (2) and on the underside (4) of which are provided an outer ring (5), which, in the locking position, embraces the bottle neck, and an inner sealing ring (6) which abuts at least regionally against the inner circumference of the bottle opening in the manner of a tight cap, the two rings (5, 6), which are arranged substantially concentrically relative to the central longitudinal axis (7), being integrally moulded on to the cover plate (2). The inner sealing ring (6) is provided on its inner side (10, 10') which is opposite the contract surface (9; 9') with a plurality of reinforcing ribs (11) which extend substantially parallel relative to the central longitudinal axis (7) and are designed to be shaped parts (12; 12'; 12''; 12'''; 12'''') which at least regionally provide a flexible supporting engagement for the inner sealing ring (6) when disposed in the sealing position.
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