Flexible bulk container unloader

Details Flexible bulk container unloader Flexible bulk container unloader

1997-01-15

1999-08-31

Keenan, James W.

Material or article handling

Device for emptying portable receptacle

Rotary cradle

414411, 222166, B65G 6523

Patent

active

059444703

ABSTRACT:
An improved unloader for rigid or flexible bulk material containers having a side-mounted discharge. In addition to a forward tilting feature, the improved method and apparatus may have any combination of the following: an hydraulic rear tilt feature, hydraulic dump feature, hydraulic bag massage system, inflation system for the container discharge, screw feeder operation and safety controls, pivoting discharge connection flange, or massage arm system.

REFERENCES:
patent: 2040157 (1936-05-01), Story et al.
patent: 2744670 (1956-05-01), Bendot
patent: 3814270 (1974-06-01), Murphy
patent: 4056423 (1977-11-01), Hughes
patent: 4449880 (1984-05-01), Hartman
patent: 4527716 (1985-07-01), Haas et al.
patent: 4669950 (1987-06-01), St. Lawrence
patent: 4802810 (1989-02-01), Gunn
patent: 4966311 (1990-10-01), Taylor
patent: 5344048 (1994-09-01), Bonerb

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