HINGE CAP AND HINGE CAP SET
    2.
    发明申请

    公开(公告)号:US20220212844A1

    公开(公告)日:2022-07-07

    申请号:US17568230

    申请日:2022-01-04

    IPC分类号: B65D51/18 B65D47/08

    摘要: A hinge cap formed by an injection-molding comprises an inner lid capable of being attached to a container body, a hinge, and an outer lid that is connected to the inner lid by the hinge to open and close the cap. The inner lid includes a claw portion. The outer lid includes a tubular outer wall portion and a plurality of convex portions as undercut portions and a plurality of concave portions. One convex portion and a concave portion adjacent to the one convex portion form an engaging portion capable of being engaged with the claw portion. An adjacent convex portion adjacent to the engaging portion and a concave portion adjacent to the adjacent convex portion form a mold pressing portion.