Title: Apparatus for discharging materials from hoppers

Abstract: A hopper or storage bin having an apparatus for promoting the discharge of material from the hopper including a generally conical material support member with a central discharge opening located beneath the hopper and a generally conical baffle on the support member above the discharge opening. Both the baffle and the support member are vibrated in the region of a resonant frequency of each to promote predominantly natural flexural vibration of each.

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Inventors: McLean, Reuben Fraser

Application Number: 469706
Filing Date: 1974-05-13
Publication_date: 1976-03-02
Assignee:
Primary Class(es): 222/202
Other Classes:
US Patent Ref:

2568332	Sep, 1951	Genovese	222/199.
3261508	Jul, 1966	Wahl	222/199.
3278090	Oct, 1966	Wahl	222/199.
3438677	Apr, 1969	Redpath	259/1.

Other Refs:
Primary Examiner: Reeves, Robert B.
Assistant Examiner: Shannon, John P.
Attorney: Norris & Bateman