Conveyors: power-driven – Conveyor having impinging fluid to feed – shift or discharge... – Having cleaning means
Reexamination Certificate
2006-06-06
2006-06-06
Bidwell, James R. (Department: 3651)
Conveyors: power-driven
Conveyor having impinging fluid to feed, shift or discharge...
Having cleaning means
C198S493000, C198S498000
Reexamination Certificate
active
07055674
ABSTRACT:
The self-cleaning enclosed belt conveyor for loose materials comprises a mobile belt (10) operatively connected to proper containment walls (2), where mechanical means (1, 15) are provided for, connected to said conveyor belt (10), wherein said mechanical means perform together with a bottom (8) of said containment walls (2) a recovery operation of the loose materials present in the area between the belt (10), the bottom (8) and said containment walls (2), bringing the materials back either to belt's upper stretch or to adequate containment systems.
REFERENCES:
patent: 719178 (1903-01-01), Blum
patent: 1489290 (1924-04-01), Walther
patent: 1864359 (1932-06-01), Laughlin et al.
patent: 2342038 (1944-02-01), Davis
patent: 3788461 (1974-01-01), Friesen
patent: 3819072 (1974-06-01), Reed
patent: 4230222 (1980-10-01), Clark
patent: 4344524 (1982-08-01), Falck et al.
Bidwell James R.
Magaldi Industrie S.R.L.
Olson & Hierl Ltd.
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