Intergral, single material container cap

    公开(公告)号:US10457450B2

    公开(公告)日:2019-10-29

    申请号:US14733425

    申请日:2015-06-08

    IPC分类号: B65D47/08 B65D47/24

    摘要: The present invention relates to an single piece integral cap, made from a single material, for consuming a liquid from a container. The cap has at least one hole for the exit of liquid from the container and an inlet for the entrance of air into the container. This air inlet incorporates a check valve that allows for the entrance of air but not the exit of liquid. This check valve is built into the body of the cap.