Cleaning solution spraying system

Details Cleaning solution spraying system Cleaning solution spraying system

1994-11-14

1997-05-06

Graham, Matthew C.

Fluid sprinkling, spraying, and diffusing

Including supply holder for material

To be mixed, dissolved or entrained in a flowing liquid...

239318, B05B 728

Patent

active

056262914

ABSTRACT:
A cleaning solution spraying system for cleaning roofs and other outside areas on or about a house that includes in combination (a) a venturi unit, (b) a nozzle unit, (c) coupling hose to connect the venturi unit with a pressurized water stream source, (d) a tubular arrangement to connect the venturi unit with a source of liquid cleaning chemical, (e) a conduit joining the venturi unit to the nozzle unit, (f) a check valve to prevent flow of liquid through the tubular means into the venturi unit, (g) a shut-off valve to prevent flow of liquid through the conduit toward the venturi unit and (h) a check valve to prevent flow of liquid from the venturi unit into the coupling hose.

REFERENCES:
patent: 2849208 (1958-08-01), Skipwith, Jr.
patent: 3231200 (1966-01-01), Heald
patent: 3776468 (1973-12-01), Davenport
patent: 3810787 (1974-05-01), Yoeli et al.
patent: 4651930 (1987-03-01), Magaha, Jr.

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