US 12,013,172 B2
Door for home appliance, home appliance, and method for manufacturing the same
Kwanghyun Choi, Seoul (KR); Hyungkyu Park, Seoul (KR); and Myeongha Yi, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on May 23, 2023, as Appl. No. 18/200,731.
Application 18/200,731 is a division of application No. 17/858,490, filed on Jul. 6, 2022, granted, now 11,698,220.
Application 17/858,490 is a division of application No. 17/166,421, filed on Feb. 3, 2021, granted, now 11,408,665, issued on Aug. 9, 2022.
Application 17/166,421 is a division of application No. 16/685,631, filed on Nov. 15, 2019, granted, now 10,941,975, issued on Mar. 9, 2021.
Application 16/685,631 is a continuation of application No. 16/252,389, filed on Jan. 18, 2019, granted, now 10,502,479, issued on Dec. 10, 2019.
Application 16/252,389 is a continuation of application No. 15/310,173, granted, now 10,228,182, issued on Mar. 12, 2019, previously published as PCT/KR2016/007764, filed on Jul. 15, 2016.
Claims priority of application No. 10-2015-0100427 (KR), filed on Jul. 15, 2015.
Prior Publication US 2023/0288130 A1, Sep. 14, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. F25D 23/02 (2006.01); A47F 3/04 (2006.01); B29C 44/18 (2006.01); B29C 44/58 (2006.01); B29K 75/00 (2006.01); B29L 31/00 (2006.01); F25D 23/06 (2006.01)
CPC F25D 23/028 (2013.01) [A47F 3/0434 (2013.01); B29C 44/588 (2013.01); F25D 23/02 (2013.01); F25D 23/025 (2013.01); F25D 23/065 (2013.01); B29C 44/188 (2013.01); B29K 2075/00 (2013.01); B29L 2031/7622 (2013.01); F25D 2201/10 (2013.01); F25D 2323/023 (2013.01); F25D 2400/361 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A refrigerator comprising:
a cabinet having a storage space; and
a first door configured to be rotatable with respect to the cabinet, wherein the first door includes:
a first opening;
a frame configured to surround the first opening, the frame having an upper surface, a lower surface, a first side surface and a second side surface and being hollow to form at least one channel between the first opening and the upper surface, the lower surface, the first side surface, and the second side surface;
first and second holes disposed on the lower surface and spaced apart from each other, the first and second holes being configured to allow a foaming agent to enter into the at least one channel to form a thermal insulator in the at least one channel; and
first and second covers to cover the first and second holes, respectively.