B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
222/110
B65D 90/28 (2006.01)
Patent
CA 2023204
METHOD AND APPARATUS FOR DELIVERING PARTICULATE MATERIAL Abstract of the Disclosure A method and apparatus are disclosed for delivering particulate material while minimizing the release of dust. The apparatus comprises a vertical conduit, and movable flap adapted to close the lower end of the conduit and means for moving the flap to close the conduit whenever the quantity of material within the conduit drops to be predetermined level. The flap actuating means comprises a counterweight or linear actuator. The device operates so that a column of solid particulate material is maintained in the lower end of the tube at all times to prevent escape of dust.
Macrae & Co.
Smiley Gordon D.
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