发明公开
- 专利标题: MULTIPART CLOSURE
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申请号: US18578453申请日: 2022-07-12
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公开(公告)号: US20240294312A1公开(公告)日: 2024-09-05
- 发明人: Peter GONNERT
- 申请人: Rosti Group AB
- 申请人地址: SE Malmö
- 专利权人: Rosti Group AB
- 当前专利权人: Rosti Group AB
- 当前专利权人地址: SE Malmö
- 优先权: DE 2021117931.9 2021.07.12
- 国际申请: PCT/EP2022/069518 2022.07.12
- 进入国家日期: 2024-01-11
- 主分类号: B65D55/16
- IPC分类号: B65D55/16 ; B65D5/74 ; B65D41/34
摘要:
A multi-part closure is proposed with a lower part having a flat support and a neck integrally arranged thereon. A screw cap is provided with a retaining ring and with a closure cap fastened to the retaining ring via a film hinge, the retaining ring being arranged at least partially between the support and a detent ring around the neck and being rotatably held by the detent ring. Further, the film hinge includes a first hinge member forming a portion of the retaining ring, and a second hinge member forming a portion of the closure cap. A three-portion hinge includes a center portion and two outer portions spaced from the center portion and connecting the first hinge member to the second hinge member. The at least two outer parts are designed to exert an at least partially increasing tensile force up to a limit angle during a rotation about a line of rotation and to exert an at least partially decreasing tensile force during a further rotation from this limit angle.
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