Packaging machine former
AssigneeTNA Australia Pty Limited
InventorMarek GRUS
Life of this patent
Estimating the term…
Abstract
A former shoulder (10) for a packing machine. The former shoulder (10) includes a former (12) having an external surface (13) over which strip bag material passes to be reconfigured into a tubular configuration. The bag material passes downwardly through a central opening (14) in the former shoulder (10). The former shoulder (10) includes a pair of pivoted guides (22, 23) that engage edge portions of the tubular bag material to form a fold (29) in the bag configuration (26) of the tubular bag material.
Claims20
There is disclosed herein a former shoulder for a packaging machine, the shoulder being configured to engage strip bag material including:
- a former member having a former surface surrounding a central aperture, the surface being provided to receive the strip bag material to form the strip bag material into a tubular configuration for delivery in a delivery direction to the interior of the former via said central opening;
- and
- a bag material guide located internally of the former and adjacent the opening, the guide being operable to engage longitudinal edge portions of the bag material to provide the bag material with a predetermined configuration, with the guide being alternately in position to change said configuration.
Dependencies are inferred from the claim text.