| 摘要 |
The adapter assembly for connecting with a circular pipe (80) having a branching hole (81) at its surface comprises first O-ring sealing at the circumference of the hole (81), a front part (41) curved to match with the surface of the circular pipe, a rear part (42) with a hollow connector (40), second O-ring sealing at the rear part (42) of the connector (40), a insertion part (51) forming tapered thread for inserting in the hole (81), an adapter (50) composed of a polygonal body (52) and valve connection part (53) having a thread portion (53A) and groove (53B), third O-ring sealing on the groove (53B). The hollow connector (40) forms at least two planes (43) (44) respectively.
|
