Cleaning device

Details Cleaning device Cleaning device

1988-03-28

1990-01-30

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Submerged cleaners with ambient flow guides

E04H 320, F04F 1000

Patent

active

048963925

ABSTRACT:
A cleaning device for removal of sand and/or debris from the bottom of a tank. The device comprises a cylinder having an opening at a first end which is smaller than the cylinder. A handle is mounted on a second end of the cylinder. A vent opening is formed in the cylinder adjacent the handle. A valve is mounted on the handle to open and close the opening.

REFERENCES:
patent: 1204368 (1916-11-01), Lowy
patent: 2376231 (1945-05-01), Cohn
patent: 2540364 (1951-02-01), Adams
patent: 3258801 (1966-07-01), Campbell

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