| 摘要 |
PURPOSE: A branch connector is provided to improve water-tightness between a main body and a main pipe by expanding an external diameter of a packing by inserting a protrusion on a fixing plate into a groove of the packing. CONSTITUTION: A branch connector includes a main body(1), a packing(2), a fixing plate(3), and a fastening ring(4). The main body is inserted into a connecting hole. The main body has a screw on the exterior. The packing and the main body are formed with water-tightness. The packing has a groove(2b). The fixing plate pressurizes the packing. The fixing plate has a protrusion. The fastening ring has one or more fastening groove(4a).
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