Conveyors: power-driven – Conveyor section – Screw
Patent
1977-04-18
1979-10-09
Valenza, Joseph E.
Conveyors: power-driven
Conveyor section
Screw
198690, 222DIG1, 355 3DD, B65G 3300
Patent
active
041702875
ABSTRACT:
A magnetic auger in the form of a cylinder having one or more magnetic helices in the surface thereof is disclosed for transporting ferromagnetic particles such as toner particles used in magnetography.
REFERENCES:
patent: 3338374 (1967-08-01), Dudley
patent: 3553832 (1971-01-01), Knechtel
patent: 3557751 (1971-01-01), Kushima
patent: 3777707 (1973-12-01), Hodges
Angelucci Richard J.
Edwards Donald W.
Kinard Richard D.
Wirbisky Theodore J.
E. I. Du Pont de Nemours and Company
Valenza Joseph E.
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