US 12,405,045 B2
Ice maker and refrigerator
Jinil Hong, Seoul (KR); and Yonghyun Kim, Seoul (KR)
Assigned to LG Electronics Inc., Seoul (KR)
Filed by LG Electronics Inc., Seoul (KR)
Filed on Jan. 12, 2024, as Appl. No. 18/412,136.
Application 18/412,136 is a continuation of application No. 16/511,871, filed on Jul. 15, 2019, granted, now 11,874,045.
Claims priority of application No. 10-2018-0142079 (KR), filed on Nov. 16, 2018.
Prior Publication US 2024/0151449 A1, May 9, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. F25C 1/243 (2018.01); F25C 1/045 (2018.01)
CPC F25C 1/243 (2013.01) [F25C 1/045 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An ice maker comprising:
a first tray that defines a first chamber, the first tray comprising a chamber wall defining the first chamber;
a second tray that defines a second chamber, the second tray comprising (i) a tray body defining the second chamber recessed in a first direction, (ii) a tray circumferential wall extending from the tray body in a second direction opposite to the first direction, and (iii) a first coupling protrusion that protrudes from an outer surface of the tray circumferential wall; and
a case configured to support the second tray, the case comprising a case circumferential wall that is configured to support the tray circumferential wall and that defines a first coupling slit configured to be coupled with the first coupling protrusion,
wherein the second tray is configured to move between (i) a closed position where the first tray and the second tray are in contact each other and (ii) an open position where the first tray and the second tray are separated each other, and
wherein, in the closed position, the first chamber and the second chamber are configured to define an ice chamber, and at least a part of the chamber wall of the first tray is configured to be positioned in a space defined by the tray circumferential wall of the second tray.