| 摘要 |
PROBLEM TO BE SOLVED: To realize a reduction in a size as an entirety without reducing a refrigerating capability. SOLUTION: An inertance tube 5 is connected to the pulse tube 4 so as to draw the tube 5 perpendicularly to a central axis of the tube 4 through a sidewall of a cap member 4a mounted at an end of the tube 4.
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