Patents by Inventor Kenth Johansson

Kenth Johansson 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).

  • Stack of folded hygiene products and method and apparatus for producing same
    Patent number: 11084681
    Abstract: A method for producing stacks of individual web sections involves: (a) directing the continuous web to a perforating station; (b) perforating the continuous web at predetermined intervals and forming sheets of web material between consecutive perforation lines extending laterally across the continuous web, the perforating being carried out via at least one perforation element arranged at the circumference of a perforation roller; (c) directing the continuous web to a cutting station; (d) cutting at second predetermined intervals the continuous web into web sections via a cutting element acting against an anvil element, to generate a clear cut or a tab-bond; (e) folding the web sections via a folding roll; and (f) stacking the folded web section to generate a stack of folded sheets.
    Type: Grant
    Filed: August 31, 2011
    Date of Patent: August 10, 2021
    Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAG
    Inventors: Anders Andersson, Björn Larsson, Kenth Johansson
  • STACK OF FOLDED HYGIENE PRODUCTS AND METHOD AND APPARATUS FOR PRODUCING SAME
    Publication number: 20140135192
    Abstract: A method for producing stacks of individual web sections involves: (a) directing the continuous web to a perforating station; (b) perforating the continuous web at predetermined intervals and forming sheets of web material between consecutive perforation lines extending laterally across the continuous web, the perforating being carried out via at least one perforation element arranged at the circumference of a perforation roller; (c) directing the continuous web to a cutting station; (d) cutting at second predetermined intervals the continuous web into web sections via a cutting element acting against an anvil element, to generate a clear cut or a tab-bond; (e) folding the web sections via a folding roll; and (f) stacking the folded web section to generate a stack of folded sheets.
    Type: Application
    Filed: August 31, 2011
    Publication date: May 15, 2014
    Applicant: SCA Hygiene Products AB
    Inventors: Anders Andersson, Bjorn Larsson, Kenth Johansson