Spray nozzle

Details Spray nozzle Spray nozzle

1990-06-05

1991-04-09

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Combining of separately supplied fluids

And valving means controlling flow for combining

2394273, B28C 716, B28C 712, E04F 2112

Patent

active

050057685

ABSTRACT:
A spray nozzle for dry shotcreting is disclosed. The spray nozzle has a first member through which dry concrete mix is passed, a second member attached to the first member through which water is passed, and a spray nozzle head. The spray nozzle head has a plurality of openings for water inlet from the second member into the dry concrete mix which passes into the spray nozzle head from the first member. The openings are arranged either circularly or helically about the circumference of the spray nozzle head. The number of openings available for water inlet can be adjusted by axial movement of the spray nozzle head.

REFERENCES:
patent: 2124989 (1938-07-01), Smith
patent: 2543517 (1951-02-01), Anderson

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