Patent ID: 11874050
Assignee: LG ELECTRONICS INC.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A refrigerator, comprising:
a cabinet that defines a storage space; and
an ice maker configured to be disposed in the storage space,
wherein the ice maker comprises:
a tray body that defines a plurality of ice chambers, the tray body having a first side and a second side that is opposite to the first side,
an ice-making heater that contacts the first side of the tray body and is configured to supply heat to lower parts of the plurality of ice chambers, and
a controller configured to control the ice-making heater during an ice-making process to thereby make ice in each of the plurality of ice chambers in an ice formation direction from the second side of the tray body toward the first side of the tray body, wherein bubbles in each of the plurality of ice chambers is gathered in the first side of the tray body during the ice-making process, and

wherein the controller is configured to, during the ice-making process, control an output of the ice-making heater for each of a plurality of sections that are defined along the ice formation direction, the output of the ice-making heater being set for each of the plurality of sections.