Patents by Inventor Lars P. HELLSTRÖM

Lars P. HELLSTRÖM 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).

  • Device and method for weighing a spool
    Patent number: 12644755
    Abstract: A device and a method for weighing a roll of continuous web material on a spool at a weigh-ing station in a continuous process is described, which has fewer mechanical parts and is safer to use than prior devices and methods. The device is arranged adjacent to at least one of a pair of guide rails and comprises a damper and a load cell, wherein the load cell is integrated into at least one guide rail.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: June 2, 2026
    Assignee: VALMET AB
    Inventors: Patric Ekegren, Johanna Pihl, Mickey Lindewall, Ola Adamsson, Lars P. Hellström
  • DEVICE AND METHOD FOR WEIGHING A SPOOL
    Publication number: 20240410740
    Abstract: A device and a method for weighing a roll of continuous web material on a spool at a weigh-ing station in a continuous process is described, which has fewer mechanical parts and is safer to use than prior devices and methods. The device is arranged adjacent to at least one of a pair of guide rails and comprises a damper and a load cell. wherein the load cell is integrated into at least one guide rail.
    Type: Application
    Filed: October 25, 2022
    Publication date: December 12, 2024
    Inventors: Patric EKEGREN, Johanna PIHL, Mickey LINDEWALL, Ola ADAMSSON, Lars P. HELLSTRÖM