REFRIGERATION SYSTEM OF REFRIGERATION TYPE CARGO CONTAINER Russian patent published in 2001 - IPC

FIELD: transportation of frozen or cooled piece goods in containers. SUBSTANCE: system includes hopper for ice provided with duct for supplying cooling air to walls of hopper. At last one blower used for providing flow of cooling air is arranged over the most low level of hopper for ice. At least part of duct for air flow includes space interval between wall of hopper and screen and also between screen and isolating wall, the last being inner wall of cargo container. Said part of duct is directed downwards from blower or blowers to side of the lowest level of hopper and then it rises upwards by-passing wall of hopper. Invention provides uniform cooling of all goods in container and prevents damage of goods by separate flow of cold air when blowers are deenergized. EFFECT: improved design, enhanced efficiency. 5 cl, 3 dwg