Device for distributing a granular or powdery substance

Details Device for distributing a granular or powdery substance Device for distributing a granular or powdery substance

1987-06-23

1989-10-17

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

With cutoff or flow varying means operated by means...

239665, 239687, 406162, A01C 1514, A01C 1700

Patent

active

048741302

ABSTRACT:
A device for overhead dusting of a field with fertilizer or particulate material includes an overhead suction impeller having a central annulus receiving a vertical pipe leading from a flow-controlled hoppr discharge. A cover on the pipe confines the discharge of air and entrained material to an angular section of the annulus and a baffle is adjustable around the pipe to increase and decrease the angular section.

REFERENCES:
patent: 396251 (1889-01-01), Adanson
patent: 1253672 (1918-01-01), Decker
patent: 1644031 (1927-10-01), Pulliam
patent: 2157630 (1935-05-01), Root
patent: 2758842 (1956-08-01), Buroff
patent: 2923574 (1960-02-01), Fuss et al.
patent: 3156473 (1964-11-01), De Beasi
patent: 3165859 (1965-01-01), Valdrum
patent: 3227461 (1966-01-01), Love
patent: 4300725 (1981-11-01), Moherek

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