| 摘要 |
PROBLEM TO BE SOLVED: To prevent leakage of a working medium by locking a clamp screw of a coupler for inputting working medium against the vibration of a Stirling refrigerator. SOLUTION: A working medium feeding pipe 54 of the Stirling refrigerator is clamped to the couplers 53, 60 and secured with nuts 64, 67. Then the couplers 53, 60 are mounted on fixing brackets 52, 52 and fixed thereto with the clamp screws 64, 67, so that the clamp screws 64, 67 are brought into contact with metal fixtures 65, 68 for preventing vibration of the couplers, and locked.
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