Patent ID: 11920844
Assignee: CSIC PRIDE (NANJING) CRYOGENIC TECHNOLOGY CO., LTD.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 19:
20. A cryogenic refrigerator using the air distribution mechanism according to claim 19, wherein the cryogenic refrigerator comprises the foregoing air distribution mechanism, the air distribution valve seat (6b) of the air distribution mechanism is eccentrically fixed on the cover (2) by the valve body positioning pin (16), and a spring (15) is embedded on a side of an end, facing away from the air distribution valve main body (6a), of the air distribution valve seat (6b); and the rotary valve (7) of the air distribution mechanism is positioned in the cover (2) by the bearing (14).