Patent ID: 11898785
Assignee: LG ELECTRONICS INC.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 17:
18. A refrigerator comprising:
a storage chamber;
a cooler configured to perform at least one of supplying cold air or absorbing heat; and
an ice maker including:
a first tray provided in the storage chamber and configured to form a first portion of a cell;
a second tray provided in the storage chamber and configured to form a second portion of the cell, the first and second portions being configured to form a space in which liquid is phase-changed into ice;
a heater provided adjacent to at least one of the first tray or the second tray;
an arm coupled to the second tray;
a bracket supported by a wall defining the storage chamber,
a driver mounted on the bracket and configured to move the second tray via the arm,

wherein the driver includes:
a cam having a rotation shaft coupled to the arm;
a motor to rotate the cam;
a magnet lever having an end configured to move along a surface of the cam; and
a hall sensor configured to sense a distance to the magnet lever, and

wherein the cam is moved in a first cam direction until the second tray moves to an ice separating position after the liquid has been completely phase-changed to the ice.