REFRIGERATOR Russian patent published in 2020 - IPC F25D25/02 

FIELD: cooling or freezing equipment.

SUBSTANCE: disclosed is a refrigerator comprising: refrigerator housing (10), inside which space (102) for storage and compressor chamber (103) are formed, storage container (11) located in space (102) for storage, and space for freshness preservation, formed inside storage container (11); membrane (30) for air conditioning assembly, having at least one membrane for air conditioning and chamber for collection of oxygen-enriched gas and configured to provide passage of more oxygen than nitrogen, in air flow in space surrounding membrane for air conditioning assembly, through membrane for air conditioning and its entry into chamber for collection of oxygen-enriched gas; and an air pump assembly, wherein air pump (41) pumps the gas in the oxygen-enriched gas collection chamber and releases it to the outside from the freshness storage space, so that the ratio of nitrogen content in space for freshness preservation to the oxygen content in space for freshness preservation is more than 78/21.

EFFECT: broader functional capabilities.

8 cl, 11 dwg