Patent ID: 11913698
Assignee: CSIC PRIDE (NANJING) CRYOGENIC TECHNOLOGY CO., LTD.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 11:
12. A cryogenic refrigerator using the self-pressure-relief air distribution mechanism according to claim 1, wherein the cryogenic refrigerator comprises the foregoing self-pressure-relief air distribution mechanism which includes the air distribution valve, and the air distribution valve (6) of the self-pressure-relief air distribution mechanism is fixed on the cover (2) through a valve body positioning pin (16), and a spring (15) is embedded in a region on a high-pressure face (66) of the air distribution valve (6); and the rotary valve (7) of the self-pressure-relief air distribution mechanism is positioned in the cover (2) through a bearing (14).