Patent ID: 8720667
Filing Date: 2014-05-13
Classification: B65B

Abstract:
1. A product bag unloading apparatus for arranging on a carry-out conveyor two filled and sealed product bags in a single row in a bag length direction, said bags being respectively gripped by separate gripper pairs with mouth side up at the same height and in a single row at a predetermined distance from each other in a bag width direction, wherein said product bag unloading apparatus is provided with: a chuck that grips one product bag of the two product bags stopped at a predetermined stop position; a chuck moving mechanism that reciprocates the chuck between a bag receiving position for said one product bag and a bag release position for said one product bag located away from the bag receiving position; and a chuck translation mechanism that maintains the chuck in a constant orientation while the chuck is moved between the bag receiving position and the bag release position; and wherein the chuck moving mechanism is comprised of: said chuck is provided at a free end of the pivot arm so as to be rotatable within a horizontal plane, and a distance from a center of rotation thereof to a center of the fulcrum shaft is equal to a distance between the two product bags stopped at the predetermined stop position.