| 摘要 |
PURPOSE: A trap for a drain sewage is provided to conveniently remove foreign materials within a main body without separating the trap from a drain sewage inflow connection. CONSTITUTION: A trap(10) for a drain sewage comprises a drain sewage joint(12), an U-shaped water storage unit(13), an outlet(14), an opening(15), and a sealing cover(16). The drain sewage joint is formed in one side top of a main body(11). And the drain sewage joint is inserted into a drain sewage inflow connection, and coupled. The U-shaped water storage unit is formed in the bottom of the main body. The outlet is formed in the top end of the U-shaped water storage unit. The opening is formed in the top end of the main body. The sealing cover is detachably installed in the opening. |
