| 摘要 |
PROBLEM TO BE SOLVED: To provide a connection adaptor capable of also connecting a lock type lure part to a receiving side liquid instrument for connecting a slip type lure part.SOLUTION: The connection adaptor has a lid member 30 for openably and closably covering the lure part insertion side of the valve body of the receiving side liquid instrument and the male screw part 60 provided to the lid member 30. This male screw part 60 is cooperated with the female screw 72c of a connection side liquid instrument to lock a lock type lure part 72a to the lid member 30. |
