REFRIGERATING CHAMBER WITH COOLING SANDWICH PANEL Russian patent published in 2020 - IPC F25D13/00 

FIELD: refrigerating equipment.

SUBSTANCE: invention relates to refrigeration engineering and can be used in trade, industry or transportation. Cooling chamber includes floor, ceiling, side and end walls made of sandwich-panels with insulating layer and metal lining, at least one door and connecting elements. One or more of the sandwich panels forming the ceiling and walls contains pipelines designed so that to enable evaporation and condensation of the coolant. Pipelines are located tightly to the skin on opposite sides of the insulating layer in the serpentiform grooves made in it.

EFFECT: use of the invention allows minimizing product shrinkage with simultaneous increase of the useful volume of the chamber due to elimination of internal cooling devices.

1 cl, 4 dwg