Patent ID: 7192502

Claim:
A method of applying a label ( 2 ) to a packet ( 3 ), the method comprising a step of conveying the packet ( 3 ) in a given direction (D 1 ) along a conveying path (P 1 ) and through a labeling station ( 20 ); a pickup step to withdraw the label ( 2 ) from a store ( 22 ) by means of a pickup head ( 33 ); a feed step to feed the pickup head ( 33 ) along a feed path (P 2 ) through the labeling station ( 20 ); and an application step to apply the label ( 2 ) to a first face ( 7 ) of the packet ( 3 ) at the labeling station ( 20 ); wherein, during the feed step, the pickup head ( 33 ) is fed along the feed path (P 2 ) by rotating the pickup head ( 33 ) about a first axis ( 29 ) and a second axis ( 31 ), that is parallel to the first axis ( 29 ) and by sliding a supporting element ( 32 ), which supports the pickup head ( 33 ), linearly with respect to the second axis ( 31 ) so as to change a radial distance between the pickup head ( 33 ) and the second axis ( 31 ) while the second axis rotates about the first axis.