Dispensing – With plural openings or discharge guides – Having flow controllers or closures
Patent
1982-08-02
1986-03-11
Rolla, Joseph J.
Dispensing
With plural openings or discharge guides
Having flow controllers or closures
222502, 222508, 222556, 222560, 105253, 105283, 105287, B65D 9062, B65D 9064
Patent
active
045749892
ABSTRACT:
In a hopper or the like wherein the flow of particulate material is controlled by a gate the improvement wherein the gate is mounted to be swingable towards an open position within the hopper so as to break arches and rat holes which form in the material above the gate or a gate adjacent thereto.
REFERENCES:
patent: 896759 (1908-08-01), Robinson
patent: 912887 (1909-02-01), Pool
patent: 998393 (1911-07-01), Reeder
patent: 1258397 (1918-03-01), Crawford
patent: 1258420 (1919-03-01), Koenig
patent: 1555297 (1925-09-01), Kreisinger
patent: 2260433 (1941-10-01), Cadwell
patent: 2789739 (1957-04-01), Aller
Handren Frederick R.
Rolla Joseph J.
Upper Lakes Shipping Ltd.
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