| 摘要 |
PROBLEM TO BE SOLVED: To easily assemble a stirling refrigerator by regulating the idling of a compression piston. SOLUTION: A key groove 83 is formed at an upper end of a compression piston rod 69, and a key insertion groove 84 is formed in the compression piston 67. With a key 82 fitted and mounted in the key groove 83, a piston mounting screw 102 is inserted into an insertion hole 85 of the compression piston 67, and the key 82 is inserted in and attached to the insertion groove 84. COPYRIGHT: (C)2004,JPO
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