发明名称 Stackable bulk bag support rack having vertically extendable frame
摘要 The disclosed bulk bag storage rack facilitates both storage and unloading of a bulk bag and thereby eliminates the standard handling techniques heretofore required in transferring a bulk bag from a conventional rack to the bag unloader. The storage rack includes a bag suspension frame to which the bulk bag is attached. A base is shiftably intercoupled with the frame so as to permit vertical shifting between vertically expanded and contracted conditions. During storage, the rack is vertically contracted and the bag attached to the frame rests on the base, whereby the frame provides essentially no support to the bag. When it is desired to unload the bag, the frame is maintained at a desired height and the base is allowed to shift downwardly relative the frame. This eliminates the support provided by the base and the bag is consequently suspended from the frame. An unloading station includes a stand to support the frame at the desired height and a stop for limiting downward movement of the base.
申请公布号 US6213315(B1) 申请公布日期 2001.04.10
申请号 US19990419795 申请日期 1999.10.18
申请人 BKD GROUP, INC. 发明人 FORNEY THOMAS M.;WEBER DEAN A.
分类号 B65B69/00;(IPC1-7):A47F7/00 主分类号 B65B69/00
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