US 11,913,706 B2
Vacuum adiabatic body and refrigerator
Wonyeong Jung, Seoul (KR); Daewoong Kim, Seoul (KR); Hyeunsik Nam, Seoul (KR); and Deokhyun Youn, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Aug. 2, 2022, as Appl. No. 17/879,446.
Application 17/879,446 is a continuation of application No. 16/979,250, granted, now 11,428,456, previously published as PCT/KR2019/007749, filed on Jun. 26, 2019.
Claims priority of application No. 10-2018-0074164 (KR), filed on Jun. 27, 2018.
Prior Publication US 2023/0116713 A1, Apr. 13, 2023
Int. Cl. F25D 23/00 (2006.01); F25D 23/06 (2006.01); F16L 59/065 (2006.01); F25D 23/02 (2006.01); F25D 23/08 (2006.01)
CPC F25D 23/006 (2013.01) [F25D 23/065 (2013.01); F16L 59/065 (2013.01); F25D 23/02 (2013.01); F25D 23/087 (2013.01); F25D 2201/14 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A vacuum adiabatic body comprising:
a first plate;
a second plate;
a vacuum space provided between the first plate and the second plate;
an opening provided in at least one of the first plate or the second plate;
a pipeline passing through the opening and transporting a refrigerant, the pipeline comprising a first pipe having a first portion and a second pipe having a second portion in contact with the first portion to perform a heat-exchange; and
a sealing plug provided at the opening and configured to allow the pipeline to pass through the opening without contacting the at least one of the first plate or the second plate,
wherein the first portion of the first pipe and the second portion of the second pipe are located inside the opening.