| 摘要 |
PROBLEM TO BE SOLVED: To provide a connection adaptor for a one-port circulator capable of preventing cleaning fluid from leaking which does not come off easily, in a circulator cleaner. SOLUTION: The connection adaptor for the one-port circulator consists of an introduction joint 32 for introducing the cleaning fluid, a water discharge joint 30 for discharging the cleaning fluid after cleaning a circulation pipe 13a and a cylindrical joint fixing body 33 for fixing the water discharge joint 30 and the introduction joint 32 to the one port circulator. In the water discharge joint 30, an engaging part 49 consists of a first engaging face 49a for engaging with a side face of an engaging protrusion 28 for extending in an axis line direction of the joint fixing body 33 and a second engaging face 49b for engaging with an end face of the engaging protrusion 28 for extending in a peripheral direction from a tip end. COPYRIGHT: (C)2005,JPO&NCIPI
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