REFRIGERATOR Russian patent published in 2020 - IPC F25D17/08 

FIELD: refrigerating equipment.

SUBSTANCE: refrigerator (100) comprises refrigerator body (10) containing space (102) for storage and compressor chamber (103). Storage container (11) is located in space (102) for storage, and space for freshness preservation is formed inside storage container. Refrigerator (100) additionally comprises membrane for air conditioning assembly (30), configured to allow passage of a greater amount of oxygen than nitrogen in the air flow in the space surrounding the air conditioning membrane assembly (30), through membrane for air conditioning and its entry into chamber for collection of oxygen-enriched gas; and air pump assembly (40). Inlet end of air pump (41) communicates with chamber for collection of oxygen-enriched gas in controlled manner by pipeline (51) and pipeline switching mechanism (52), for pumping gas in a chamber for collection of oxygen-enriched gas and discharging outside from space for keeping freshness to maintain actual content of oxygen in space to maintain freshness in range of 2 % to 19 %.

EFFECT: technical result consists in preservation of freshness with the help of air conditioning and improved effect of products storage.

10 cl, 11 dwg