SIG Services AG

Provided is a package sleeve made of a composite material for the manufacture of a package. The package sleeve includes a sleeve surface with an inner partial area and two outer partial areas, a longitudinal seam connecting two edges of the composite material to form a circumferential package sleeve, and two secondary fold lines running through the sleeve surface. The package sleeve is folded along two secondary fold lines. Apart from the two secondary fold lines, the package sleeve does not contain any further continuous fold lines in the region of the inner partial area of the sleeve surface. Also provided are a package and a method for manufacturing a package.

Described and illustrated is a pouring element for a composite package. The pouring element includes a main body with a hollow cylindrical spout and a flange arranged at an axial end of the spout; a hollow cylindrical cutting element, guided in a movable manner in the spout, with at least one cutting tooth for opening the composite package; and a reclosable screw cap, which, when the composite package is initially opened, serves to drive the cutting element; wherein the main body, the spout, the cutting element, and the screw cap are arranged concentrically about a vertical axis and wherein the outer hollow cylinder wall of the cutting element has a screw thread, which serves as a movable guide in the spout. In order to design and further develop known pouring elements such that the forces necessary to assemble the cutting element and main body can be decreased and that the force for assembly can be reduced to prevent possible damage to parts due to high forces, the inner hollow cylinder wall of the spout has at least one internal thread having a lower thread section and an upper thread section, the upper thread section of the internal thread has a radially reduced average thread height compared to the lower thread section, and the lower thread section spans half a turn of helix rotation of the at least one internal thread on the axial end of the spout where the flange is arranged.

A cleaning method for cleaning a filling machine for filling at least to one side open packs with products is described and illustrated, wherein the filling machine has a transport device for transporting the at least to one side open packs through the filling machine. To ensure satisfactory cleaning results repeatably in a defined and/or shorter time, it is provided that a preceding plurality of at least to one side open packs is transported at least partially through the filling machine by a transport device and is filled with products, at least one nozzle for dispensing cleaning medium is transported at least partially through the filling machine by the transport device and cleaning medium is thereby dispensed for cleaning the filling machine, and after the filling machine has been cleaned, a subsequent plurality of at least to one side open packs is transported at least partially through the filling machine by the transport device and is thereby filled with products.

A resealable dispensing element for a composite package is shown and described including a main body with a flange and a hollow cylindrical spout with at least one outer thread, an opening means guided movably in the spout for opening the composite package and a resealable screw cap, having an anchor ring. The screw cap serves to drive the opening means when the composite package is opened for the first time and wherein the screw cap and the anchor ring are connected by a plurality of breakable material bridges or at least by a material anchorage for connection to the main body. The main body on the spout has at least one circumferential web for securely holding the anchor ring and wherein the anchor ring has on its inside a circumferential retaining web shaped such that it corresponds with the circumferential web, as well as a method for mounting the screw cap for such a dispensing element. In order to reliably rule out tilting of the anchor ring during the mounting process of the dispensing element, it is provided that the main body has a plurality of vertical guide ribs arranged distributed over the circumference on the spout between the outer thread and the circumferential web for uniformly stretching the anchor ring when the screw cap is applied during the mounting of the dispensing element.

A flat-shaped composite material is represented and described for manufacturing a package, including: a polymer outer layer, a polymer inner layer, a fibrous support layer, which is arranged between the polymer outer layer and the polymer inner layer. The flat-shaped composite material has a plurality of fold lines, which are arranged and designed such that a closed package can be manufactured by folding the flat-shaped composite material along the fold lines and by connecting seam surfaces of the flat-shaped composite material and a sleeve surface. The sleeve surface includes a front surface, a first side surface, a second side surface, a first rear surface and a second rear surface, and base surfaces. The base surfaces include triangular base surfaces and quadrangular base surfaces and gable surfaces. The gable surfaces include triangular gable surfaces and quadrangular gable surfaces. The base surfaces and the gable surfaces are arranged on opposite sides of the sleeve surface. In order to enable the manufacture of packages with even more complex geometries even in the gable and base region, at least one quadrangular gable surface is provided with two small gable surface angles, which are smaller than 90°, with two large gable surface angles, which are greater than 90°, and with an angle sum, which is greater than 360°. A package sleeve made of a composite material and a package manufactured from the composite material or from the package sleeve are also represented and described.

A sealing device for sealing equipment elements to workpieces, in particular in the form of a composite laminate, by means of ultrasound, with a sonotrode for generating an ultrasound, with a sealing surface for transmitting the ultrasound to the equipment element and/or the workpiece, with an anvil opposite the sonotrode and with an adjusting device for adjusting the sonotrode. The anvil relative to one another from an open position for at least partial inserting of the equipment element. The workpiece into a sealing gap between the sonotrode and the anvil into a closed position for at least partially pressing the workpiece. The equipment element between the sealing surface of the sonotrode and the anvil during ultrasonic sealing and back. In order to prevent damage and leakiness in workpieces such as packaging laminates, for example in the area of crease lines, by sealing equipment elements such as spouts to the workpieces or the packaging laminates by means of ultrasound, it is provided that at least one pair of mutually corresponding clamping means vibration-decoupled from the sealing surface is provided on opposite sides of the sealing gap for clamping the workpiece in the closed position. At least one pair of clamping means are provided outside the sealing surface as viewed in a direction along the sealing gap relative to the equipment element.

A spout packaging structure includes a spout structure, a cutting element, and a cap. The spout structure includes a fixing part and a mouth part connected to the fixing part. The mouth part has a cylindrical structure and first internal threads. Each protruding tooth structure of the first internal threads is provided with first and second inclined surfaces located on two sides of the protruding tooth structure with a recessed structure between two adjacent protruding ones. The first inclined surface faces the fixing part. Within a same cross section through the mouth part's axis, the bottom of the recessed structure has a tangent parallel to the mouth part's axis, angle α between the first inclined surface and the tangent is 110°-145°, and angle β between the second inclined surface and the tangent is at least 90°. The cutting element is sleeved in the mouth part with first external threads.

The invention relates to a sheet-like composite including as layers of a layer sequence, in a direction from an external side of the sheet-like composite to an internal side of the sheet-like composite, a) a carrier layer, b) a polymeric intermediate layer, and c) a barrier layer, where a graph of differential scanning calorimetry of the polymeric intermediate layer includes a peak A at a temperature T A and a peak B at a temperature T B , where the temperature TB is more than the temperature T A , where a width of the peak B is less by at least 3° C. than a width of the peak A. The invention further relates to a container precursor and to a closed container including the sheet-like composite, and also to a process by which the sheet-like composite is obtainable, and to a use of the sheet-like composite.

A closure assembly for a container, comprises a spout ( 1, 3 ) and a rotational cap ( 2 ) injection moulded of plastic material. The cap comprises a top wall ( 2 a ) and a downward depending skirt ( 2 b ). The cap has two wings ( 5 ), which are integrally moulded of plastic material and extend vertically and outward in a lateral direction over a wing length in substantially opposite directions from an inner end to a tip. The wings each have a base portion, a center portion, a top portion, and opposite front and back sides. At least the center portion of each wing is connected to the skirt of the cap. The base portion and the top portion of each wing are substantially flat. The center portion of each wing comprise at least one corrugation ( 12, 12′, 12 ″) that extends along a part of the length of the wing and forms a groove on both sides of the wing, which grooves of the corrugation, as seen from a sideways view of the wing, together form an alternating waveform, e.g. a sinusoidal shape.