公开(公告)号：US20210222911A1

公开(公告)日：2021-07-22

申请号：US16941741

申请日：2020-07-29

Applicant: LG ELECTRONICS INC.

Inventor： Kyucheol Kim ,  Jaewoo Kim ,  Yuheon Jung

IPC: F24H1/18 ,  F24H9/02 ,  F24H9/20

Abstract: A liquid heater may heat liquid using at least one of an electric heater or a hybrid heat pump. The liquid heater includes a tank to store liquid, an insulator at an outer surface of the tank, and a case surrounding the insulator. The case includes a first outer panel, a second outer panel, and a cover panel fastened between the first outer panel and the second outer panel. The cover panel is detachable from the liquid heater to access electronic devices such as a controller for the electric heater.