WRAPPING APPARATUS EMPLOYING STRETCHING FILM WITH IMPROVED RETAINING DEVICE

摘要

A wrapping apparatus employing plastic stretching film for items to be wrapped has entry lines and exit lines, which define a horizontal feeding line, in the proximity of a wrapping station (W) provided with a drive ring apt to bring into rotation a reel of the stretching film around the feeding line, and a holding gripper apt to temporarily hold an initial edge of said film in a starting step of the rotation of said reel. A temporary retaining device of said film provided with an elongated hollow member arranged with the longitudinal axis thereof parallel to the feeding line and having an inner side.

主权项

1. A wrapping apparatus employing stretching plastic film for items to be wrapped, comprising an entry line (1a) and an exit line, which define a horizontal feeding line, having an enter path to and an exit path from a wrapping station (W) provided with a drive ring apt to bring in rotation a reel of said stretching film around said horizontal feeding line, and a holding gripper apt to temporarily hold an initial edge of said film in a starting step of the rotation of said reel, further comprising a temporary retaining device of said film including a stationary hollow elongated suction member arranged with a longitudinal axis thereof parallel to said exit path and having an inner longitudinal side located so as to end up just opposite an item to be wrapped during the permanence in the wrapping station (W), and an outer longitudinal side provided with at least an air suction intake.