THERMALLY INSULATING BOX FRAME, REFRIGERATOR AND DEVICE COMPRISING THERMALLY INSULATING BOX FRAME Russian patent published in 2017 - IPC F25D23/06 

FIELD: human life necessities satisfaction.

SUBSTANCE: thermally insulating box frame comprises: back wall; right side wall passing from the back wall right side; left side wall passing from the back wall left side; upper wall; lower wall; opening, which is formed at the front of the thermally insulating box frame; vacuum thermally insulating material, which is placed between the inner frame part, which is relevant to the back wall internal surface, and the outer frame part, which is relevant to the back wall external surface, or between the inner frame other part, which is relevant to the internal surface of one of the right side walls and to the left side wall, and the outer frame other part, which is relevant to the external surface of one of the right side walls and to the left side wall internal surface; and intermediate member, which is loaded, pressure sealed, applied or placed between the vacuum thermally insulating material and the inner frame for the junction, the tight coupling or the vacuum thermally insulating material and the inner frame fastening to each other. The intermediate member is the polyurethane foam and its depth is 11 mm or less.

EFFECT: strength enhancement and frame internal volume rise.

26 cl, 27 dwg, 1 tbl