| 摘要 |
1532767 Sealing closure J GRUSSEN 2 Feb 1977 [3 Feb 1976 29 Nov 1976] 04358/77 Heading B8T [Also in Division B5] Sealing skirt 9 has an upwardly tapering part 11 for an interference fit with the inside of a bottle neck and a radial flange 13 which folds back against inwardly tapering part 12 to provide a second seal. Lip 16 engages the side of the bottle neck above the screwthread, lip 15 engages the top face of the bottle neck and projections 18 engage recesses in a mould forming the cap to allow the cap to be unscrewed from the mould. |
