Patents by Inventor Leidulf Indreb.o slashed.

Leidulf Indreb.o slashed. 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).

  • Method and a device for creating in a web of sheet material a fold which includes at least one elastic thread
    Patent number: 5665191
    Abstract: The present invention relates to a method and to an arrangement for creating in a web (1) of sheet material a fold which includes at least one elastic thread (4). The web is placed on two mutually separated carrier elements (2, 3), and at least one prestretched elastic thread (4) is placed over the web in the space between the opposing edges of the carrier elements.
    Type: Grant
    Filed: November 9, 1995
    Date of Patent: September 9, 1997
    Assignee: SCA Molnlycke AB
    Inventors: Dan Johansson, Leidulf Indreb.o slashed.