Patent ID: 7191574

Claim:
A machine for wrapping groups of products ( 7 ) with lengths of tubular stretch film ( 4 ), comprising: a rotating carousel ( 1 ) equipped with a plurality of wrapping units ( 2 ) having bars ( 3 ) for stretching to size a succession of tubular film lengths ( 4 ); said carousel rotating each wrappping unit to a plurality of stations including: a receiving station (S 1 ) where the wrapping unit receives the film lengths; a placing station (S 3 ) where the wrapping unit places the stretched lengths of tubular film ( 4 ) around respective groups of products ( 7 ) to be wrapped, wherein the groups of products are fed one after the other to the placing station (S 3 ); an unloading station (S 4 ) where the wrapping unit unloads the wrapped groups of products ( 8 ) from the carousel ( 1 );and a dedicated stretching station (S 2 ) where the wrapping unit stretches the film lengths ( 4 ), and wherein the bars ( 3 ) at least completing the stretching of the film lengths ( 4 ) at said dedicated stretching station (S 2 ).