Pneumatic feeder
AssigneeCertainTeed Corporation
InventorsJack D. Coulter, Robert A. Wright
Life of this patent
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Abstract
A machine for separating a compacted fibrous material and pneumatically impelling separated fibrous material generally comprising a hopper having a trough at a lower end thereof provided with an outlet, a pair of augers disposed in the trough operable to advance separated fibrous material toward and into the hopper outlet, means disposed in the hopper between an inlet of the hopper and the trough for shredding compacted fibrous materials introduced into the hopper, an airlock feeder having an inlet communicating with the trough outlet, a motor and means for conveying drive from the motor to the shredding means, the augers and the feeder.
Claims19
An airlock feeder mountable in an apparatus between a hopper having an outlet adapted for discharging a material to said feeder, and a surface, said feeder adapted to pneumatically discharge said material, comprising:
- a housing defining a cylindrical chamber provided with first and second inlets and an outlet and a rotor mounted in said chamber and defining with said chamber a plurality of circumferentially spaced pockets each of said pockets functional to receive said material when registered with said first inlet and have said received material ejected through said outlet by air under pressure injected through said second inlet, when registered with said second inlet and said outlet;
- and
- means for displacing said housing between a first position in which said housing inlet is registered with said hopper outlet for receiving said material and a second position.
Dependencies are inferred from the claim text.