Stretch wrapping describes a top-notch platen device utilized to keep balance in plenty while the weight is covered for delivery. The best platen device applies a compressive push for the load to balance the stress though it may be getting covered. The top platen includes a shaft supporting platen pad which happens to be placed on top of the burden. The shaft and platen pad are configured to rotate eccentrically with respect to the geometric center of the top platen in order to rotate with the load about the load’s center of rotation.

U.S. Pat. No. 6,293,074 to Lancaster, III et al. explains a leading end of packaging material which can be attached to a retainer to carry the key finish of the product packaging material because the retainer moves towards the burden. The retainer is placed surrounding the load and packaging material is dispensed from a wrapping material dispenser, and general rotation is supplied involving the dispenser plus a weight to wrap packing material round the fill. The product packaging material is released from the retainer in reaction to force used on the retainer to pull away it through the packaged stress.

Usa Pat. No. 6,189,291 to Martin et al. explains a prominent stop of packing material grasped in the product packaging material holder although a lot is twisted. Wrapping material is dispensed from a packaging material dispenser, and comparable rotation is supplied in between the dispenser as well as a weight to wrap wrapping material round the load. The product packaging material owner is placed on the revolving surface area of any turntable but is remote through the electric or fluid source of energy of any rotatable surface of the turntable. In the wrapping routine, a springtime develops and merchants vitality since the product packaging material holder goes downstream along the turntable, instantly discharging the leading conclusion of the product packaging material and quickly grasping a trailing conclusion in the product packaging material. No less than a area of the packaging material is minimize between the packaging material holder as well as the weight, and also the spring releases the kept power to maneuver the packing material holder upstream to the dispenser.