Patent ID: 6698161
Filing Date: 2004-03-02
Classification: B65B

Abstract:
A device for loading film on machines for wrapping groups of products, the machines comprising a support frame for a feed and preparation unit for the film to be wrapped around the group of products; said unit comprising at least one carriage, rotatably supporting a reel of the film with a vertical axis, and at least one pair of rollers which rotate about their axes, parallel with the axis of the reel, one end of the rollers being attached to the carriage by means of a platform, said pair of rollers being designed to allow the passage of the film along a feed path defined by part of the corresponding outer circumference or contact surface of each roller that contacts said film, said device also comprising a guard which covers the end of the pair of rollers opposite that attached to the platform, said guard covering each roller in such a way that at least at the contact surfaces of the rollers it forms a continuous through-channel for insertion of the film into the feed path from the outside, wherein said guard consists of at least separate parts, each covering a respective roller, wherein each part of the guard is separately attached to the platform by vertical portions which at least partially cover the respective roller covered thereby.