发明名称 A closure with a security ring for a container for liquids
摘要 A closure for a container for liquids with a mouth (2) situated at the end of a neck (1) which extends axially from the container body (1a) comprises a pouring member (6) which has an internal cavity (10) and a pouring opening (12) and which is positioned on the mouth (2) and extends coaxially relative to the neck (1), a valve member (9) disposed within the cavity (10) of the pouring member (6) and movable axially relative to an annular abutment (7) to allow the liquid to come out and to prevent fraudulent admission of liquid, a stopper (16) for opening and closing the pouring opening (12), a sleeve (15) housed inside the stopper (16) and fixed thereto, the sleeve (15) having threaded means (14) for screw connection to the external wall (6a) of the pouring member (6), as well as a ring (22) which has the function of a security seal and which can be broken upon the unscrewing of the stopper (16) for the initial opening of the container. The closure includes a stopper (16) and a sleeve (15) having means (18, 19, 20, 21) for mutual coupling by means of axial movement. The stopper (16) has a collar (17) which is coaxial with the axis of the pourer (6) and which is inserted in a leaktight manner in the opening (12) thereof in order to close and to open the opening by means of the movement of the stopper. The ring (22) is connected, by means of breakable bridges (24), to the free edge (15d) of the sleeve (15) which is fitted in the stopper (16), the ring (22) having a plurality of radial projections (25) facing towards the external wall (6a) of the pouring member (6), extending circumferentially and spaced apart. The external wall (6a) of the pouring member (6) has circumferential recesses (27) delimited by end walls (28), each of the recesses (27) being such as to house a respective projection (25) of the ring (22).
申请公布号 AU5738999(A) 申请公布日期 2000.04.03
申请号 AU19990057389 申请日期 1999.08.23
申请人 GUALA CLOSURES S.P.A. 发明人 PIERO BATTEGAZZORE
分类号 B65D49/04 主分类号 B65D49/04
代理机构 代理人
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