| 摘要 |
PROBLEM TO BE SOLVED: To prevent the bottom part of a net member from being ruptured by the flow of a refrigerant in a filter for refrigerant piping for capturing impurities in the refrigerant. SOLUTION: A spiral spring 33 is fitted into the net member 31 of bottomed cylinder shape. A cover part 35 is provided between the spiral spring 33 and the net member 31 to cover the bottom part of the net member 31. As a result, passing of the refrigerant at the bottom part of the net member 31 is prevented by the cover part 35. COPYRIGHT: (C)2008,JPO&INPIT
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