Manhole aerator

Details Manhole aerator Manhole aerator

1973-02-08

1976-05-25

Granger, Theodore A.

Liquid purification or separation

Structural installation

Geographic

261112, 261119R, E02B 1504

Patent

active

039591425

ABSTRACT:
A manhole aerator including a conventional manhole having a sewer inlet and outlet line with a vented manhole cover wherein the inlet line is provided with upwardly extended pipe elbow section centrally aligned within the manhole with an upwardly open end to permit an overflow discharge of sewage into the manhole. An annular baffle is secured to the open end to deflect the sewage flow to fall and splash against the bottom of the manhole. A gate valve may be provided in a straight pipe extension from the elbow section to permit periodic self cleaning of the elbow section, if necessary.

REFERENCES:
patent: 727446 (1903-05-01), Richert
patent: 3317197 (1967-05-01), Lohner et al.
patent: 3353676 (1967-11-01), Hirsch
patent: 3525685 (1970-08-01), Edwards
patent: 3731812 (1973-05-01), Stone
patent: 3734850 (1973-05-01), Karr
josam Mfg. Co. Catalog M, 1965, Michigan City, Indiana, pp. 137-139.

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