US 11,898,792 B2
Refrigerator
Seonwoo Choi, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Aug. 4, 2022, as Appl. No. 17/880,665.
Application 17/880,665 is a division of application No. 16/582,755, filed on Sep. 25, 2019.
Claims priority of application No. 10-2019-0084452 (KR), filed on Jul. 12, 2019.
Prior Publication US 2023/0134094 A1, May 4, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. F25D 25/02 (2006.01); F25D 23/02 (2006.01); F25D 25/00 (2006.01); A47B 88/457 (2017.01); A47B 88/90 (2017.01)
CPC F25D 25/005 (2013.01) [A47B 88/457 (2017.01); F25D 25/025 (2013.01); A47B 88/90 (2017.01); A47B 2088/901 (2017.01); A47B 2210/175 (2013.01); F25D 2325/021 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A refrigerator comprising:
a cabinet having an opening to access a storage chamber provided within the cabinet;
a drawer including a front panel and a storage bin coupled to a rear of the front panel, the drawer being coupled to the cabinet such that drawer moves between a first position in which the front panel closes the opening of the cabinet and the storage bin is received in the storage chamber, and a second position in which the front panel is spaced away from the opening of the cabinet and at least a portion of the storage bin is positioned outside of the storage chamber;
at least first and second pinions positioned at a lower surface of the storage chamber;
a driving motor to supply a driving force for rotation of the first and second pinions; and
at least two rack gear assemblies positioned at a lower surface of the storage bin, and to operate based on rotations of the first and second pinions so that the drawer moves between the first position and the second position,
wherein the first rack gear assembly includes:
a first rack having a first rack gear to engage with gear teeth of the first pinion; and
an idle gear provided at the first rack to engage with the gear teeth of the first pinion, and the idle gear to allow the first pinion to idle,
wherein lower ends of teeth of the idle gear are lower than a lower end of gear teeth of the first rack gear.