Patents by Inventor Darko Pervan

Darko Pervan 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: 20240093709
    Abstract: Panels are shown which are provided with a mechanical locking system allowing perpendicular connection with a snap action. A set of panels including a first and a second panel, an edge of the second panel is insertable into a groove of the first panel, when the panels are arranged essential perpendicular to each other, to obtain a mechanical connection between the first and the second panel, when the second panel is displaced essentially perpendicularly to the first panel.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 21, 2024
    Applicant: Välinge Innovation AB
    Inventors: Niclas HÅKANSSON, Darko PERVAN
  • Publication number: 20240093507
    Abstract: Building panels, especially laminated floor panels are shown, which are provided with a locking system and several core grooves at the rear side in order to save material and decrease weight. Building panels, each having a surface layer on a front side, a backing layer on a rear side and an intermediate core, wherein the intermediate core and the surface and the backing layer all comprise wood fibres and thermosetting resins, the building panels are provided with a locking system for vertical and horizontal locking of a first edge of a first building panel to an adjacent second edge of a second building panel.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 21, 2024
    Applicant: Ceraloc Innovation AB
    Inventor: Darko PERVAN
  • Publication number: 20240076882
    Abstract: Floor panels which are provided with a mechanical locking system including a displaceable tongue in a displacement groove. The tongue is moulded and provided with bendable protrusions. A building panel having an edge portion provided with a groove, in which a tongue formed as a separate part is received, wherein the tongue includes at least two bow shaped protrusions at a first long edge of the tongue, and wherein the protrusions are arranged bendable in the groove.
    Type: Application
    Filed: May 5, 2023
    Publication date: March 7, 2024
    Applicant: Välinge Innovation AB
    Inventors: Darko PERVAN, Agne PALSSON
  • Patent number: 11913236
    Abstract: Floor panels are shown, which are provided with a mechanical locking system that may be locked with a vertical displacement of a first panel against a second panel. The locking system includes a flexible strip that during locking bends upwardly or downwardly. The locking system includes a first and a second joint edge section with different locking functions. One section provides a horizontal locking and another section provides a vertical locking.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: February 27, 2024
    Assignee: Ceraloc Innovation AB
    Inventor: Darko Pervan
  • Patent number: 11905717
    Abstract: Methods and equipment to apply a decorative surface on a building panel wherein the surface includes a mix of fibres, binders, wear resistant particles and pigments. Layers may be applied as separate layers with equipment that applies essentially only one of the materials in the surface mix. A method of forming a surface layer on a substrate, the method including forming a first layer of a first material, applying a second layer of a second material on the first layer, mixing the first and second layers into a mix comprising the first and the second material, and applying the mix on a substrate for forming a surface layer.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: February 20, 2024
    Assignee: Ceraloc Innovation AB
    Inventor: Darko Pervan
  • Patent number: 11885355
    Abstract: Panels with a mechanical locking system including a separate and flexible tongue allowing connection with a snap action are described herein. An outer edge part of the separate flexible tongue includes a guiding protrusion that facilitates disassembly of the panels and that is deformed during locking and/or unlocking.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: January 30, 2024
    Assignee: VÄLINGE INNOVATION AB
    Inventor: Darko Pervan
  • Patent number: 11878324
    Abstract: A method of forming a digital print on a surface by applying powder of dry ink including colourants on the surface, bonding a part of the dry ink powder to the surface by a digital heating print head such that the digital print is formed by the bonded dry ink colourants and removing non-bonded dry ink from the surface.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: January 23, 2024
    Assignee: Ceraloc Innovation AB
    Inventors: Darko Pervan, Tony Pervan
  • Publication number: 20240009886
    Abstract: A continuous press arrangement for manufacture of building panels, such as floor or wall panels, comprises an upper rotatable inlet drum connecting to an upper rotatable outlet drum via an upper continuous press belt and a lower rotatable inlet drum connecting to a lower rotatable outlet drum via a lower continuous press belt. The press belts are configured to form a product path therebetween for feeding a product in a feeding direction in response to rotation of said drums or displacement of the press belt(s). An upper and a lower press table each comprise a cushion configured to be displaced into sealing abutment with the press belt for facilitating a pressure zone. The inlet drums form respective angles phi between the respective press belts and the product path at a position being downstream the inlet drums and upstream the pressure cushion or press table, in the feeding direction.
    Type: Application
    Filed: October 19, 2020
    Publication date: January 11, 2024
    Applicant: Välinge Innovation AB
    Inventors: Hans PERSSON, Darko PERVAN, Magnus NILSSON
  • Publication number: 20240009948
    Abstract: A continuous press arrangement for manufacture of building panels, such as floor or wall panels, includes upper and lower press belts configured to form a product path therebetween for feeding a product in a feeding direction in response to rotation of one or more drums. An upper and a lower press table each include a displaceable pressure cushion configured to facilitate a pressure zone extending along at least a portion of said path. At least one of the press tables includes one or more pressure bars disposed upstream and/or downstream the pressure cushion, in the feeding direction. The one or more pressure bars are configured to apply a pressure to the upper press belt and/or the lower press belt respectively in a direction towards the product path.
    Type: Application
    Filed: October 19, 2020
    Publication date: January 11, 2024
    Applicant: Välinge Innovation AB
    Inventors: Hans PERSSON, Darko PERVAN, Magnus NILSSON
  • Patent number: 11833846
    Abstract: Building panels, especially floor panels, and a method of forming embossed in register surfaces with a digital ink head that applies a curable ink on the panel surface or on an upper side of a foil as a coating and forms an ink matrix that is used to create a cavity in the surface by applying a pressure on the ink matrix.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: December 5, 2023
    Assignee: Ceraloc Innovation AB
    Inventors: Darko Pervan, Tony Pervan
  • Publication number: 20230373128
    Abstract: A continuous press arrangement for manufacture of building panels comprises an upper rotatable inlet drum connected to an upper rotatable outlet drum via an upper continuous press belt, and a lower rotatable inlet drum connected to a lower rotatable outlet drum via a lower continuous press belt. The upper and lower press belts form a product path therebetween for feeding a product in response to rotation of one or more of the drums. Upper and lower press tables each comprise a displaceable pressure cushion extending along at least a portion of the path and facilitate a pressure zone between the press table and the press belt. The press table comprises a displacement groove and the pressure cushion is configured to be at least partially received in the displacement groove. The pressure cushion comprises a friction seal element configured to be in contact with the press belt.
    Type: Application
    Filed: October 19, 2020
    Publication date: November 23, 2023
    Applicant: Välinge Innovation AB
    Inventors: Hans PERSSON, Darko PERVAN, Magnus NILSSON
  • Patent number: 11781323
    Abstract: Building panels, especially laminated floor panels are shown, which are provided with a locking system and several core grooves at the rear side in order to save material and decrease weight. Building panels, each having a surface layer on a front side, a backing layer on a rear side and an intermediate core, wherein the intermediate core and the surface and the backing layer all comprise wood fibres and thermosetting resins, the building panels are provided with a locking system for vertical and horizontal locking of a first edge of a first building panel to an adjacent second edge of a second building panel.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: October 10, 2023
    Assignee: CERALOC INNOVATION AB
    Inventor: Darko Pervan
  • Patent number: 11781577
    Abstract: Panels are shown which are provided with a mechanical locking system allowing perpendicular connection with a snap action. A set of panels including a first and a second panel, an edge of the second panel is insertable into a groove of the first panel, when the panels are arranged essential perpendicular to each other, to obtain a mechanical connection between the first and the second panel, when the second panel is displaced essentially perpendicularly to the first panel.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: October 10, 2023
    Assignee: VALINGE INNOVATION AB
    Inventors: Niclas Håkansson, Darko Pervan
  • Patent number: 11725394
    Abstract: Floor panels are shown, which are provided with a mechanical locking system on long and short edges allowing installation with vertical folding and where the long edge locking system prevents separation of the short edges during the folding action. Floor panels with mechanical locking systems with a flexible and displaceable tongue allowing easy installation.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: August 15, 2023
    Assignee: Välinge Innovation AB
    Inventor: Darko Pervan
  • Patent number: 11717901
    Abstract: A tool configuration 91 for producing an improved locking system of a floor panel 1? and a method incorporating such tool configuration. The tool configuration 91x, 91y, is a non-rotating tool configuration profiling certain surfaces of the joint edge of the floor panel, resulting in that the tolerances can be kept on a low level.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: August 8, 2023
    Assignee: VALINGE INNOVATION AB
    Inventors: Darko Pervan, Peter Wingardh
  • Publication number: 20230235573
    Abstract: Building panels provided with a locking system for vertical and horizontal locking of a first edge and a second edge of adjacent panels. The locking system includes a displaceable tongue at least partly arranged in a displacement groove, a tongue groove, a cavity provided in a strip at the first edge, and a protrusion extending downwards at the second edge. The displaceable tongue is arranged to be displaced at least partly into the tongue groove during locking, and wherein the protrusion is arranged to be located in least a portion of the cavity when the panels are locked vertically and horizontally.
    Type: Application
    Filed: April 4, 2023
    Publication date: July 27, 2023
    Applicant: Ceraloc Innovation AB
    Inventor: Darko PERVAN
  • Publication number: 20230220680
    Abstract: Floor panels are shown, which are provided with a mechanical locking system on long and short edges allowing installation with vertical snap folding that could be accomplished automatically without tools and where the short edge locking system has a tongue made in one piece with the panel. The floor panels may have a first and a second connector at the long edges that are configured to obtain a minimum of friction facilitating a displacement, by a spring back force from the bending of a short edge locking strip, of a new panel in a horizontal direction along the long edge during the vertical snap folding action.
    Type: Application
    Filed: November 22, 2022
    Publication date: July 13, 2023
    Applicant: Välinge Innovation AB
    Inventors: Darko PERVAN, Marcus Nilsson STÅHL
  • Patent number: 11680415
    Abstract: Floor panels which are provided with a mechanical locking system including a displaceable tongue in a displacement groove. The tongue is moulded and provided with bendable protrusions. A building panel having an edge portion provided with a groove, in which a tongue formed as a separate part is received, wherein the tongue includes at least two bow shaped protrusions at a first long edge of the tongue, and wherein the protrusions are arranged bendable in the groove.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: June 20, 2023
    Assignee: VALINGE INNOVATION AB
    Inventors: Darko Pervan, Agne Palsson
  • Patent number: 11674319
    Abstract: Floor panels which are provided with a mechanical locking system including an extruded flexible tongue in a sidewardly open groove which during a vertical folding motion is bent horizontally. A tongue adapted for being received in a sidewardly open groove of a floor panel, wherein the tongue, which is an elongated extruded section, when received in the groove is bendable in a plane substantially parallel with a front face of the floor panel, such that the tongue is at least partially resiliently displaceable inside said sidewardly open groove in said plane during locking of the floor panel with another floor panel and wherein a vertical protrusion, serving as a friction connection between the tongue and the groove, is arranged at an upper or lower part of the tongue, wherein a total width of tongue varies in a longitudinal direction of the tongue.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: June 13, 2023
    Assignee: VALINGE INNOVATION AB
    Inventors: Darko Pervan, Niclas Håkansson, Per Nygren
  • Patent number: 11649642
    Abstract: Building panels provided with a locking system for vertical and horizontal locking of a first edge and a second edge of adjacent panels. The locking system includes a displaceable tongue at least partly arranged in a displacement groove, a tongue groove, a cavity provided in a strip at the first edge, and a protrusion extending downwards at the second edge. The displaceable tongue is arranged to be displaced at least partly into the tongue groove during locking, and wherein the protrusion is arranged to be located in least a portion of the cavity when the panels are locked vertically and horizontally.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: May 16, 2023
    Assignee: CERALOC INNOVATION AB
    Inventor: Darko Pervan