COOLING CHAMBER (VARIANTS) Russian patent published in 2006 - IPC F25D17/04 F25D21/04 F25D25/02 

FIELD: refrigeration equipment, particularly arrangements for circulating cooling fluids.

SUBSTANCE: cooling chamber comprises at least one container, load-bearing structure with vapor-sealing container compartment adapted to remove container for container opening to provide access to container content. The container may be repeatedly placed in the compartment for container closing and for article storage inside container under low temperature. The cooling chamber is provided with valve assembly communicated with container compartment to permit ambient air supply to container and to discharge air from the container after container insertion in the compartment and to maintain vapor-sealing of the container put in the compartment. Two alternative embodiments are also disclosed.

EFFECT: enhanced sterility of article stored in the container, possibility to store articles under deep vacuum in protective gas environment, improved article protection against shock and impact action, increased ecological safety due to prevention of radiation or biologically active substance emission from container.

27 cl, 28 dwg