Patents by Inventor Lars Ake Naslund

Lars Ake Naslund has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20180215492
    Abstract: An arrangement adapted to package a liquid consumable product in a package. The arrangement can include an infeed to provide prepared packaging material having a first side and a second side adapted to be in contact with the consumable product, a digital printing system coupled to the infeed and adapted to print at least one color onto at least a portion of the first side of the prepared packaging material, and a packaging machine coupled to an outfeed of the digital printing system and adapted to provide a package from said prepared packaging material. The package is filled with the consumable product, and the printed first side of the prepared packaging material does not get in contact with the second side during transport of the printed prepared packaging material from the digital printing system to the packaging machine.
    Type: Application
    Filed: June 16, 2016
    Publication date: August 2, 2018
    Inventors: Gustavo Barros, Lars Palm, Lars Henriksson, Jon Mikaelsson, Camilla Joscelyne, Lars-Åke Näslund, Joakim Tuvesson
  • Publication number: 20180186488
    Abstract: The invention relates to an arrangement adapted to package a liquid consumable product in a package. The arrangement comprises an infeed to provide prepared packaging material having a first side (6) and a second side (7), said second side (7) being adapted to be in contact with the consumable product, a digital printing system (4) coupled to said infeed and adapted to print at least one color onto at least a portion of the first side (6) of the prepared packaging material, a sterilization system (8) having a low voltage electron beam device (12) adapted to emit an electron beam on said first and second side (6, 7) of said packaging material, and a packaging machine (9) coupled to an outfeed of the digital printing system (4) and adapted to provide a package from said prepared packaging material, said package being filled with the consumable product. The invention also relates to a method for packaging a liquid consumable product in a package.
    Type: Application
    Filed: June 16, 2016
    Publication date: July 5, 2018
    Inventors: Gustavo Barros, Lars Palm, Joakim Tuvesson, Lars Henriksson, Jon Mikaelsson, Camilla Joscelyne, Lars-Åke Näslund
  • Patent number: 9675718
    Abstract: The present invention relates to an irradiation device for irradiating objects with electron beams. The irradiation device comprises at least one electron beam emitter having an electron exit window and at least one sensor device for detecting a first dose control parameter of the electron beam. The electron beam emitter is adapted to move past the sensor device such that the electron beam emitted from the electron exit window passes within a sensing area of the sensor device. The sensor device comprises more than one conductor each having a conductor surface in the sensing area of the sensor device, and the conductor surface is adapted to be exposed to electrons of the electron beam. The invention also relates to a method.
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: June 13, 2017
    Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.
    Inventors: Lars-Ake Naslund, Kristoffer Bengtsson, Hakan Mellbin, Hans Hallstadius, Fredrik Hansen, Marco Lavalle
  • Publication number: 20160307724
    Abstract: An electron exit window foil for use with a high performance electron beam generator operating in a corrosive environment is provided. The electron exit window foil comprises a sandwich structure having a film of Ti, a first layer of a material having a higher thermal conductivity than Ti, and a flexible second layer of a material being able to protect said film from said corrosive environment, wherein the second layer is facing the corrosive environment.
    Type: Application
    Filed: June 30, 2016
    Publication date: October 20, 2016
    Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.
    Inventors: Luca POPPI, Anders KRISTIANSSON, Benno ZIGERLIG, Werner HAAG, Kurt HOLM, Lars-Áke NÄSLUND
  • Publication number: 20150306261
    Abstract: The present invention relates to an irradiation device for irradiating objects with electron beams. The irradiation device comprises at least one electron beam emitter having an electron exit window and at least one sensor device for detecting a first dose control parameter of the electron beam. The electron beam emitter is adapted to move past the sensor device such that the electron beam emitted from the electron exit window passes within a sensing area of the sensor device. The sensor device comprises more than one conductor each having a conductor surface in the sensing area of the sensor device, and the conductor surface is adapted to be exposed to electrons of the electron beam. The invention also relates to a method.
    Type: Application
    Filed: November 29, 2013
    Publication date: October 29, 2015
    Applicant: Tetra Laval Holdings & Finance S.A.
    Inventors: Lars-Ake NASLUND, Kristoffer BENGTSSON, Hakan MELLBIN, HANS HALLSTADIUS, Fredrik HANSEN, Marco LAVALLE
  • Patent number: 8658085
    Abstract: The invention relates to a method for irradiating partly formed packages (10) with electron beam irradiation from at least one electron beam sterilizing device (18), characterized in that it comprises: providing at least one partly formed package (10) to be irradiated in a gaseous environment, and exposing the gaseous environment to a pre-determined pressure regulation cycle and exposing the partly formed package (10) to irradiation at least during a portion of said pressure regulation cycle. The invention also relates to a device for realizing said method. The invention further relates irradiation of a packaging material web.
    Type: Grant
    Filed: December 11, 2007
    Date of Patent: February 25, 2014
    Assignee: Tetra Laval Holdings & Finance S.A.
    Inventors: Anders Kristiansson, Lars Ake Näslund
  • Publication number: 20120087842
    Abstract: The present invention refers to a method for arranging a window foil to an electron exit window assembly of an electron beam generating device, comprises the steps of: arranging a foil support plate on a housing of the electron beam generating device, bonding a window foil to the foil support plate along a continuous bonding line, attaching a skirt of said window foil extending radially outside of the bonding line to the housing along a continuous attachment line. The invention also relates to an electron exit window assembly of an electron beam generating device.
    Type: Application
    Filed: January 27, 2010
    Publication date: April 12, 2012
    Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.
    Inventors: Anders Kristiansson, Krister Kristiansson, Luca Poppi, Lars-Åke Näslund, Werner Haag, Kurt Holm, Toni Waber
  • Patent number: 7749434
    Abstract: The invention refers to a device (1) and method for sterilizing partly formed packages (6) in a packaging machine. The device (1) comprises an inner chamber (2) and an outer chamber (3), the inner chamber (2) being provided with a sterilization unit (5). Further, it comprises a carrier unit (10), comprising a separating member (11) and a package carrying member (12), which is being adapted to rotate between a first position in which the package carrying member (12) is located in the outer chamber (3), and in which the separating member (11) separates the inner chamber (2) from the outer chamber (3), and a second position in which the carrier unit (10) has rotated a package (6) into the inner chamber (2) and in which the separating member (11) separates the inner chamber (2) from the outer chamber (3).
    Type: Grant
    Filed: June 22, 2004
    Date of Patent: July 6, 2010
    Assignee: Tetra Laval Holdings & Finance S.A.
    Inventors: Lars Ake Naslund, Goran Hermodsson, Lars Martensson, Arun Deivasigamani, Paul Anderson
  • Publication number: 20080273919
    Abstract: A device for fastening an emitter to a housing comprises a manoeuvre element slidable in a first direction, an activating element slidable in a second, fastening direction that is inclined in relation to the first direction, with the first and second elements are interconnected via at least one cam mechanism. In addition, a fastening element is slidable in the second direction, wherein the activating and fastening elements are interconnected via at least one elastic element. The fastening element is adapted to move, in response to displacement of the manoeuvre element in the first direction, between a fastening position in which it produces a fastening force onto the emitter and an open position in which the fastening force is released.
    Type: Application
    Filed: July 14, 2008
    Publication date: November 6, 2008
    Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.
    Inventors: Lars Ake NASLUND, Tommy Nilsson, Luca Poppi
  • Patent number: 7417239
    Abstract: The invention refers to a method and device for ventilating a device for electron beam irradiation of a web (W), the method comprising the steps of: providing a first chamber (107) comprising a web inlet opening (115) and a web outlet opening (115) and a web outlet opening (121), providing a second chamber (111) extending inside the first chamber (107), the second chamber (111) comprising a a web inlet opening (114), a web outlet opening (112), and an electron exit surface (21) through which electrons are adapted to be emitted into the second chamber (111), passing the web (W) through the second chamber (111), and creating a flow of a gaseous fluid through both the first and second chambers (107, 111) in a direction opposite the direction of travel of the web (W) by supplying said fluid into the web outlet opening (121) of the first chamber (107) and providing at least one outlet (113).
    Type: Grant
    Filed: June 8, 2004
    Date of Patent: August 26, 2008
    Assignee: Tetra Laval Holdings & Finance S.A.
    Inventors: Lars Ake Naslund, Tommy Nilsson, Luca Poppi, Paolo Benedetti, Anna Eriksson, Filippo Ferrarini
  • Patent number: 7413368
    Abstract: The present invention concerns a device for fastening an emitter to a housing comprising a first, manoeuvre element (10) being slidable in a first direction (11, B), a second, activating element (20) being slidable in a second, fastening direction (21) being inclined in relation to said first direction (11, B), whereby the first and second elements (10, 20) are interconnected via at least one cam mechanism (50). Moreover, the device further comprises a third, fastening element (30) being slidable in the second direction (21), whereby the second and third elements (20, 30) are interconnected via at least one fourth, elastic element (40), whereby the third element (30) is adapted to move, in response to displacement of the first element (10) in said first direction (11, B), between a fastening position in which it produces a fastening force onto said emitter (1) and an open position in which the fastening force is released.
    Type: Grant
    Filed: June 9, 2004
    Date of Patent: August 19, 2008
    Assignee: Tetra Laval Holdings & Finance S.A.
    Inventors: Lars Ake Naslund, Tommy Nilsson, Luca Poppi
  • Publication number: 20080138243
    Abstract: The invention relates to a method for irradiating partly formed packages (10) with electron beam irradiation from at least one electron beam sterilizing device (18), characterized in that it comprises: providing at least one partly formed package (10) to be irradiated in a gaseous environment, and exposing the gaseous environment to a pre-determined pressure regulation cycle and exposing the partly formed package (10) to irradiation at least during a portion of said pressure regulation cycle. The invention also relates to a device for realizing said method. The invention further relates irradiation of a packaging material web.
    Type: Application
    Filed: December 11, 2007
    Publication date: June 12, 2008
    Applicant: Tetra Laval Holdings & Finance S.A.
    Inventors: Anders Kristiansson, Lars Ake Naslund
  • Publication number: 20070290148
    Abstract: A sensor is adapted to sense the intensity of an electron beam generated by an electron beam generator and exited from the generator through an exit window along a path towards a target within a target area. The sensor comprises at least one area of at least one conductive layer located within the path and connected to a current detector. The area, or areas, of the at least one conductive layer are shielded from the surrounding environment and from the exit window (and from one another when there are more than one area) by a shield. The shield is formed on the exit window. The sensor forms a part of a sensing system.
    Type: Application
    Filed: June 14, 2007
    Publication date: December 20, 2007
    Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.
    Inventors: Anders Kristiansson, Lars Ake Naslund, Hans Hallstadius, Werner Haag, Kurt Holm, Benno Zigerlig
  • Publication number: 20070114432
    Abstract: A detector is disclosed for sensing an intensity of an electron beam generated along a path. An exemplary detector includes an exposed conductor attached to a support which is configured to locate the exposed conductor within a path of an electron beam; a grounded conductor isolated from the exposed conductor, the grounded conductor partly surrounding the exposed conductor to form a plasma shield having a window positioned at least in a direction of the electron beam path.
    Type: Application
    Filed: October 26, 2005
    Publication date: May 24, 2007
    Inventors: Anders Kristiansson, Lars-Ake Naslund, Hans Hallstadius, Anders Olsson
  • Publication number: 20070090303
    Abstract: A detector and method are disclosed for sensing an intensity of an electron beam. An exemplary detector includes a multilayer composite structure having a conductive core, an insulating layer formed on the conductive core, and an outer conductive layer electrically connected to a voltage potential and formed on the insulating layer. A support is configured to locate the conductive core in alignment with an electron beam generator, between an electron beam generator and a target area, and within a direct path of an electron beam to be generated by the electron beam generator.
    Type: Application
    Filed: October 26, 2005
    Publication date: April 26, 2007
    Inventors: Anders Kristiansson, Lars-Ake Naslund, Hans Hallstadius
  • Publication number: 20060284111
    Abstract: The present invention refers to a device for electron beam irradiation of at least a first side of a web, the device comprising a tunnel through which the web is adapted to pass, said tunnel being provided with a web inlet portion, a web outlet portion and a central portion adapted to receive at least a first electron beam emitter provided with an electron exit window through which electrons are adapted to be emitted into the tunnel. The tunnel is being angled at at least two locations in each of the inlet portion and the outlet portion in such a way that any X-ray formed during the electron beam irradiation of the web is forced to hit the tunnel wall at least twice before exiting the tunnel.
    Type: Application
    Filed: June 8, 2004
    Publication date: December 21, 2006
    Applicant: Tera Laval Holdings & Finance S.A.
    Inventors: Lars Ake Naslund, Tommy Nilsson, Lucca Poppi, Paolo Benedetti, Anna Eriksson, Filippo Ferrarini