Conveyors: power-driven – Conveyor section – Endless conveyor
Patent
1988-02-22
1989-09-12
Valenza, Joseph E.
Conveyors: power-driven
Conveyor section
Endless conveyor
198729, B65G 2306
Patent
active
048651842
ABSTRACT:
A drive sprocket for a chain conveyor having one or more chains engaged therewith over a predetermined arc, leaving a disengaged arc of the sprocket. A housing is provided adjacent the disengaged arc incorporating a concave arcuate cylindrical surface closely spaced from the line swept by the tips of the sprocket teeth and forming a pumping chamber adapted to remove particulate material from the region of the drive sprocket.
REFERENCES:
patent: 2738765 (1956-03-01), Hart
patent: 4445878 (1984-05-01), Linke et al.
patent: 4580676 (1986-04-01), Michelbrink et al.
Joy Technologies Inc.
Valenza Joseph E.
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