Patent ID: 9598200
Date: 2017-03-21
CPC Classifications: B65D

Claim:
1. A connection device capable of coupling with container necks having different standards comprising: a mouth part disposed on an upper side of the connection device, a lower coupling part disposed on a lower side of the connection device, wherein the lower coupling part has an interior portion and an exterior portion, a lower coupling part screw thread having a standard corresponding to that of a container neck, said lower coupling part screw thread being formed within the lower coupling part, and wherein: the lower coupling part screw thread is formed in the interior portion of the lower coupling part so that the lower coupling part is configured to be capable of being coupled to different sizes of container necks, and the lower coupling part screw thread is configured to correspond to a screw thread formed on the container neck, and is located on a movable part which is located on a lower end of the lower coupling part, and the movable part is capable of being folded upward when the connection device is coupled to the container neck.