Transfer device and system comprising a cap assembly, a container and the transfer device

The invention relates to a component between the first and second positions the conveying device of liquid, comprising a shell, a groove and unique thimble assembly. The shell to be connected to the first position first end, which can connected to the second position second end, and are arranged between the first and second ends and a vertical axis thread vertical part. The shell comprising a lifting faces of two opposite device, is equipped with with the clutching device for the first position tube. The liquid groove is arranged on the shell, is realized the liquid connected between the shell first and second ends. Is selectively the assembly of claims is mounted on the shell, a shell and a bias of the shell body along the moving end.