Patent Name Three-piece twisted anti-counterfeiting bottle cap patent applicant Xu Ronggui Principal Applicant Address 312366 Lihai Town Industrial Park, Shangyu City, Zhejiang Province Zhongrui Plastic Co., Ltd. Inventor Xu Ronggui Application (Patent) No. 200420090895.4 Date of Application 2004.10.08 Certification Date Approval Notice No. 2740550 Auditing Notice Date 2005.11.16 Manual CD-ROM D0546 Main Classification Number B65D41/34 Classification No. B65D41/34 Subsidiary Original Application No. Priority Item Abstract A three-piece twist-off security bottle cap is provided. The technical field of the protection of the liquid container and the prevention of re-use of the closure cover is composed of an upper cover (1), a lower cover (2), and an inner plug (3) placed between the upper cover (1) and the lower cover (2). The upper cover (1) has internal threads (5), the lower part has a safety ring (6) with inner ratchets (7), and the lower cover (2) is provided with upper cover (1) safety rings (6). ) The external ratchet teeth (10) matching the internal ratchet (7), the external threads (9) matching the internal thread (5) of the top cover (1), and the support plug (3). 16) Buffer sheet (15). The utility model integrates the three components of the upper cover, the inner plug and the lower cover, and does not provide the valve and the inner cover, so that the functions of the connecting cover are all embodied in the upper cover, the inner plug and the lower cover, and the overall design is more reasonable. Compared with the prior art, on the premise of not affecting the anti-counterfeiting effect, it has more prominent advantages and positive effects such as less assembly process, low cost, and easy installation and use. Sovereign item 1, a three-piece twist-type security bottle cap, from the upper cover (1), the lower cover (2), placed in the plug between the upper cover (1) and the lower cover (2) (3 The structure is characterized in that the upper cover (1) is provided with internal threads (5), and the lower part of the upper cover (1) is provided with a safety ring (6) with inner ratchet teeth (7); The sleeve (2) is provided with outer ratchet teeth (10) matched with the inner ratchet teeth (7) in the safety ring (6) of the upper cover (1), and matched with the inner threads (5) of the upper cover (1). Thread (9); The inner plug (3) is provided with a buffer sheet (15) with a supporting column (16). International Application International Publication Date of Entry into the Country Patent Agency Zhejiang Xianglong Patent Office Agency Address Agent Dai Xiaoxiang
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