Patent ID: 6997225

Claim:
A central positioning device for a labeling machine of heat shrinkable film, said central positioning device comprising an upper section and a lower section; the upper section being made in conic form with a flattened wedge top; the lower section being made in a cylindrical form; the upper section and the lower section being connected to each other by means of a fastener; a positioning member being provided at an upper end of the lower section; the upper section being capable of revolving to adjust its angle and secured in position by means of the positioning member; the heat shrinkable film being pushed from the upper section to the lower section for changing its orientation, in combination with a source of heat-shrinkable film having a logo thereon, said heat shrinkable film wrapping around a square or a rectangular bottle on each surface of the bottle; whereby folding marks on the heat shrinkable film falls on corners of the square bottle and are secured in position.