Underground drainage facility and operation method therefor

Details Underground drainage facility and operation method therefor Underground drainage facility and operation method therefor

1992-06-11

1993-07-20

Taylor, Dennis L.

Hydraulic and earth engineering

Drainage or irrigation

Having regulation of flow through channel

405 36, 405 40, 405 52, E02B 1300

Patent

active

052288021

ABSTRACT:
A drainage system comprises a drainage passage for a drain water, a pump for pumping up the drain water from the drainage passage to a drain portion which is arranged above the drainage passage, and a storage tank which has an inlet connected to the drainage passage to receive the drain water therethough from the drainage passage into the storage tank, and a height of the inlet is higher than that of the drainage passage and lower than that of the drain portion so that an ascent of upper surface of the drain water from the drainage passage is restrained after the drain water ascends to the inlet from the drainage passage.

REFERENCES:
patent: 4457646 (1984-07-01), Laesch
patent: 4934404 (1990-06-01), DeStefano
patent: 4997312 (1991-03-01), Regan

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