MANHOLE COVER WITH A LATERAL WATER GATHERING OPENING

摘要

PURPOSE: A cover for underground flow passage is provided to prevent the overflow of odor from a drain through a manhole by closing the upper side of the drain. CONSTITUTION: A cover for underground flow passage comprises a side catch basin(122) and a filter body(124). The filter body is mounted on the catch basin to filter foreign matter. A filter body is rotatably mounted on the cover with a hinge. An elastic member is installed between the walls of a hinge receiving groove which is formed on the cover and the hinge of the filter body.