Patent ID: 11871874
Assignee: nan
Field: Chemical engineering (Chemistry)
Classification: CPC A  B | IPC A  B

Claim 14:
15. The tumbler of claim 1, wherein the upper tray includes:
a closure part detachably coupled to the lower tray and having an upper surface through which the mouthpiece is formed and the pumping unit is installed apart from the mouthpiece;
a rotary closing part rotatably coupled to an upper portion of the closure part and rotating around a rotation shaft extending inwardly and downward, the rotary closing part having an opening formed to expose the closure part to allow an upper portion of the pumping unit or the mouthpiece to be exposed through the opening upon rotation; and
a shielding support positioned in a lower portion of the closure part and having an upper portion fixed to the rotary closing part, the shielding support configured to move along an axial direction of the rotary closing part and rotate as the rotary closing part rotates to open or close the mouthpiece when the rotary closing part rotates.