Patent ID: 7401443

Claim:
A machine for stuffing a food product in a casing, comprising: a clipping unit which is adapted to apply two clips with an intermediate cut at a trailing end of a product introduced in a casing; a tie insertion device for inserting ties which are supported by a ribbon of said tie insertion device which moves stepwise, moving progressively the ties, one after the other, to a clipping standby position, in which the tie is available for being engaged by a clip in its motion from a magazine of the clipping unit to a closure position on the casing at a trailing end of the product with said tie inserted in said clip; a tie conveyance bar which extends longitudinally for receiving a plurality of ties each inserted in a respective clip closed about a respective product such that said plurality of ties slides successively along said tie conveyance bar, said tie conveyance bar being arranged such that a free end thereof is positioned with respect to said ribbon of said tie insertion device such that each of said plurality of ties is directly fed on said tie conveyance bar at said free end thereof by means of the motion of each respective clip from said magazine of said clipping unit, said tie conveyance bar moving in synchronized movement with the stepwise movement of said ribbon of said tie insertion device such that said free end of said tie conveyance bar moves between a position in which said free end is in direct contact with said ribbon at a position on said ribbon arranged inside a trailing loop portion of a respective tie arranged in the clipping standby position of the respective tie, and a position in which said free end is spaced from said ribbon.