Patent ID: 8327890

Claim:
A bulk bag filling apparatus, comprising: (a) a first support member having an upper end and a lower end and being oriented in a generally vertical direction; (b) a second support member connected to said generally vertical member and extending at an angle to said generally vertical direction; (c) a filling head for engagement with an opening of the bulk bag, wherein the filling head is connected to and supported by the second support member; (d) a bulk bag support structure for engagement with support elements of the bulk bag, wherein the bulk bag support structure is connected to and supported by the second support member; and (e) a hang-weighing mechanism for weighing the contents of the bulk bag, wherein the bulk bag support structure is connected to said second support member through said hang-weighing mechanism; wherein the bulk bag support structure comprises a pair of parallel hanger arms extending along either side of the filler head, and wherein the hanger arms are provided with a plurality of hangers for engaging the support elements of the bulk bag, the support elements comprising loops; wherein the filling head support structure comprises a frame structure connected to an end of the second support member which is distal to said first support member, wherein the filling head is rigidly secured to said frame structure, and wherein said hang-weighing mechanism comprises a pair of hang-weighing devices, each of which is interconnected between the filling head support structure and one of the hanger arms, such that the hanger arms are suspended from the hang-weighing devices; and wherein each of the hanger arms is suspended from the filling head support structure by a plate having means for adjusting the height of the hanger arms.