| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve problem of conventional traps wherein since generally the sewage introduced into an interceptor flows through a pipe or a gutter and is treated and, meanwhile, the interceptor is often installed in "those places where drain overflows or flushes the floor surface" in kitchens and plants and working places where sewage is produced depending on the conditions and situations of construction, and therefore, the trap is installed on the downstream side of the drainage slope of the floor, and the sewage flows into a tank through the gap between a cover and the floor of the upper surface of the trap though the sewage must be introduced into the inflow side first separation tank of the interceptor. Ž<P>SOLUTION: The sewage flowing from the upper part of the tank into the tank is received by the "inside garter" and "outside garter" to introduce the sewage into the inflow side first separation tank. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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