REFRIGERATOR Russian patent published in 2025 - IPC F25D11/02 F25D25/02 

Abstract RU 2840300 C2

FIELD: cooling devices.

SUBSTANCE: invention relates to cooling devices, in particular to refrigerators. Refrigerator comprises a refrigerator body, a storage apparatus, an air removal apparatus and a ventilation apparatus. Device for storage is located in the refrigerator body. Apparatus for storage comprises a hole for air, and air hole provides communication between inner part and outer part of storage device. Air removal apparatus is configured to evacuate air from the storage apparatus. Ventilation apparatus comprises a clamping unit, a conversion unit and a sealing unit. Conversion assembly is connected to the clamping assembly. Clamping unit is configured to move along a straight line when exposed to an external force and rotation of the conversion unit. Sealing assembly is configured to lock the air hole or open the air hole under the action of the conversion assembly.

EFFECT: prolongs the shelf life of food products.

14 cl, 36 dwg

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RU 2 840 300 C2

Authors

Yang, Chun

Luan, Fulei

Guo, Dong

Zhang, Xiangping

Wang, Haiyan

Liu, Tiewei

Zhang, Weilun

Fu, Jing

Dates

2025-05-21Published

2023-09-25Filed