UNIT AND METHOD FOR PREPARING AN OPENING DEVICE FOR GLUING TO A RESPECTIVE SEALED PACKAGE OF A POURABLE FOOD PRODUCT

摘要

There is described a unit (1, 1') for preparing an opening device (2) for gluing to a respective sealed package (3) of a pourable food product. The unit (1, 1') has conveying means (10, 80) for feeding the opening device (2) along a predetermined path (P<SUB>3</SUB>; P<SUB>4</SUB>); dispensing means (41, 81) for depositing a layer (45) of adhesive onto a portion (5) of the opening device (2) to be applied to a corresponding package (3); and monitoring means (70, 70') for identifying, on the opening device (2), the position of the layer (45) of adhesive with respect to the adhesive-receiving portion (5), and which generate a signal associated with the shape of the identified layer (45).