Tetra Laval Holdings & Finance Patente

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A laminated packaging material (10) is provided. The laminated packaging material (10) comprises a bulk layer (12) of paper or paperboard or other cellulose-based material comprising a plurality of longitudinally distributed holes extending through the bulk layer (12), one or more outside layers (14) being laminated to the bulk layer (12), one or more inside layers (16, 18, 19) being laminated to the bulk layer (12), wherein said inside and outside layers (14, 16, 18, 19) covering said holes on the bulk layer and so form the plurality of longitudinally distributed laminated holes (30), and a plurality of longitudinally distributed primary holes (31) extending through the entire thickness of the of the associated laminated hole and wherein the each primary hole (31) is surrounded by the edges of the laminated hole (30).

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There is described a lid assembly (4, 4', 4'') for a container (1,2) having a spout (3). The lid assembly (4, 4', 4'') comprises at least a coupling ring (6) configured to be arranged around at least a portion of the spout (3); a lid (7, 7', 7'') configured to selectively cover a pouring outlet of the spout (3); and a tethering element tethering the lid (7, 7', 7'') to the coupling ring (6). The lid (7, 7', 7'') comprises at least a first gripping wall (20) and at least a second gripping wall (21) defining respective engagement surfaces configured to be engaged by at least a portion of an application device and/or to support gripping and/or alignment and/or rotation of the lid (7, 7', 7'') during a coupling of the lid assembly (4, 4', 4'') to the spout (3) and being arranged on opposing portions of the lid (7, 7', 7''). Each one of the first gripping wall (19) and the second gripping wall (20) lies on a respective plane (HI, H2) distinct from the other one.

An apparatus (10) for detecting a defect (49) in a package (12) that encloses an interior volume (22) configured to hold a liquid food product. The apparatus includes a container (14) arranged to hold a first body of liquid (16) and to receive the package for positioning the package in the container with the first body of liquid surrounding an outer portion (18) of the package. A connector element (20) provides electrical connection to the first body of liquid and an electrode (26) is arranged to be inserted into a second body of liquid (24) contained in the interior volume. A power source (28) feeds an electrical current (29) to the electrode. A control unit (30) (i) controls the power source to increase voltage of the electrode, (ii) measures, with reference to the connector element, an electrical characteristic (U) representing the increased voltage of the electrode, and (iii) determines presence of a defect in the package based on the measured electrical characteristic.

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There is described an opening device (3) for a package (1) having a designated pour opening covered with a separation membrane and filled with a pourable product. The opening device (3) comprises at least a collar (15, 15') delimiting a flow channel (16) extending between an inlet opening (18) of the collar (15, 15') configured to allow for the inlet of the pourable product into the flow channel (16) and a pouring outlet (19) of the collar (15, 15') configured to allow for an outflow of the pourable product from the flow channel (16) and a cutter (17) configured to break the separation membrane and being at least partially arranged within the flow channel (16). The opening device (3) comprises a retaining device (30) having a retaining element (31, 31') protruding from an inner surface (20) of the collar (21) and an interaction element (32) connected to the cutter (17).

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A device (20) for reducing presence of microorganisms on a web material (12), for example in a system for manufacture of packages, comprises a housing (21) that defines an interior space (22), and a microorganism mitigation arrangement (25) in the interior space. Elongated inlet and outlet ports (23, 24) on the housing have a respective seal (24') for flexing engagement with the web material and allow the web material to move along a travel path (TP) through the interior space. A moveable element (26) with a support surface (26') is arranged within the housing for movement into a first position (I), in which the support surface is arranged along the travel path so as to direct a leading end (12A) of the web material from the inlet port towards the outlet port, and a second position (II), in which the support surface is spaced from the travel path.

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A method (700) for determining values (822) of processing variables for a processing line (700) for producing cheese is disclosed. The processing variables relate to processing steps taking place in a cheese vat arrangement (800, 800a, 800b) of the processing line (700). The method comprises obtaining (702), by a control device (808), a target moisture content value (810) of the cheese, obtaining (704), by the control device (808), milk properties (812) of milk (M) fed into the cheese vat arrangement (800, 800a, 800b), wherein the milk properties (812) comprise pH of the milk (M), protein content of the milk (M) and fat content of the milk (M), obtaining (706), by the control device (808), coagulant properties (814) of a coagulant fed into the cheese vat arrangement (800, 800a, 800b), wherein the coagulant properties (814) comprise type and amount of the coagulant, obtaining (708), by the control device (808), starter properties (816) of a starter culture fed into the cheese vat arrangement, wherein the starter properties (816) comprise type and amount of the starter culture, feeding (710) the target moisture content value (810), the milk properties (812), the coagulant properties (814) and the starter properties (816) as input features to an artificial intelligence (AI) model (818), and in response to providing the input features to the Al model (818), obtaining (712), by the control device (808), predictions in the form of values (822) of the processing variables from the Al model (818), wherein the processing variables comprise at least one number of cuts and/or one number of stirs performed in the cheese vat arrangement during cheese production and at least one cooking time and/or one cooking temperature used in the cheese vat arrangement during cheese production.

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There is described a sterilization apparatus (9) for sterilizing a web (4) of packaging material advancing along a web advancement path (P). The sterilization apparatus (9) comprises:- a first sterilizing device (10) configured to sterilize at least a first face (5) of the web (4) advancing through the first sterilizing device (10),- a second sterilizing device (7),- a monitoring device (8), configured to monitor operation of the first sterilizing device (10),- a movement sensor (11) configured to monitor advancement of the web (4) along said advancement path (P), and- a control unit (12), connected to the monitoring device (8) and the movement sensor (11), the control unit (12) configured to, if an anomaly is detected in operation of the first sterilizing device (10):- interrupt advancement of the web (4),- identify a distance (D) traveled by the web (4) between detection of the anomaly and interruption of advancement, and- sterilize at least a portion (P1, P2, P3) of the web (4) by means of the second sterilizing device (7), the portion (P1, P2, P3) of the web being associated to said traveled distance (D).

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A transversal sealing (TS) system (110) for a packaging machine (100) is provided. The sealing system (110) comprises an ultrasonic arrangement (400) arranged to face an outside surface of a tube (104) of packaging material from a first sealing direction (SD-1), wherein the tube (104) comprises a longitudinal sealing (LS) area (300) in which at least two layers of packaging material are overlapping, an anvil (402) arranged to face the outside surface from a second sealing direction (SD-2), wherein the ultrasonic arrangement (400) comprises a sonotrode (404) arranged to apply ultrasonic vibrations such that an inner layer of the packaging material is at least partly melted, a first pressure plate (406) arranged next to the sonotrode (402) and upstream the feeding direction (FD) of the tube (104), wherein the first pressure plate (402) is non-oscillating, a second pressure plate (408) arranged next to the sonotrode (404) and downstream the feeding direction (FD) of the tube (104), wherein the second pressure plate (408) is non-oscillating, wherein the sonotrode (404) is arranged to provide a TS-LS overlap pressure (TS-LS P) in a TS-LS overlap area (308), the first pressure plate (406) is arranged to provide a first pressure (P1) in a first area (304), placed upstream the TS-LS overlap area (308) in the feeding direction, and the second pressure plate (408) is arranged to provide a second pressure (P2) in a second area (306), placed downstream the TS-LS overlap area (308) in the feeding direction (FD).

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