REFRIGERATOR Russian patent published in 2017 - IPC F25D23/06 

FIELD: human vital needs satisfaction.

SUBSTANCE: refrigerator includes a box-shaped housing, including an outer shell formed from an outer housing and an inner housing. The outer shell includes: a top wall; a rear wall; side walls; and a bottom wall. The box housing has a storage compartment formed inside the outer shell and has an opening formed on the front side of the box housing; a vacuum heat-insulating material disposed between a portion of the inner body and a portion of the outer housing, corresponding to the rear wall, one of the side walls, the other of the side walls, the top wall or the bottom wall forming the storage compartment; and a heat-insulating foam loaded between the vacuum heat-insulating material and the inner housing. The wall with vacuum heat-insulating material has a thickness in the range from 20 mm to 40 mm. The thickness of heat-insulating material after foaming is 10 mm or less. The ratio of the thickness of the heat-insulating foam relative to the sum of the thickness of the heat-insulating foam and the thickness of the vacuum heat-insulating material is 0.3 or less.

EFFECT: increasing the heat insulation and strength characteristics with increasing the useful volume of the refrigerator.

20 cl, 28 dwg