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US 12,145,790 B2Granted
Cooling tank, water purifier having same, and cooling tank manufacturing method
AssigneeCoway Co., Ltd.
InventorsKyu-Jun Kim, Chul-Ho Kim, Young-Hoon Hong, Min-Chul Yong
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Abstract
Provided is a cooling tank comprising a tank body in which a water accommodation space is formed, a foaming case for encompassing the outer peripheral surface of the tank body, and a foam insulating material formed by a foaming agent flowing into the foaming space between the outer peripheral surface of the tank body and the foaming case, and then foaming, wherein the foam insulating material is integrated with the tank body and the case through foaming, and the case has an air outlet through which air of the foaming space is discharged during a foaming process.
Claims12
A cooling tank comprising:
- a tank body in which a water accommodation space is formed;
- a foaming case surrounding an external peripheral surface of the tank body;
- and
- a foamed thermal insulating material formed by a foaming process after a foaming agent is introduced into a foaming space between the external peripheral surface of the tank body and the foaming case,
- wherein the foamed thermal insulating material is integrated with the tank body and the foaming case by the foaming process, and
- an air outlet for discharging air from the foaming space during the foaming process is formed in the foaming case,
- wherein an injection port for injecting the foaming agent is formed in the foaming case;
- wherein the injection port is formed adjacent to one side of the foaming case, and the air outlet comprises a main outlet formed oppose the injection port and adjacent to an opposite side of the foaming case;
- and
- wherein the main outlet is provided for discharging air from the foaming case therethrough, and a shielding film member shielding for leakage of the foamed thermal insulating material is installed at the main outlet.
7 more elements
Dependencies are inferred from the claim text.