Patents by Inventor Tobias STERNFELDT

Tobias STERNFELDT 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).

  • Tufting tool with insert
    Patent number: 11807971
    Abstract: A tufting tool (20) is provided. The tufting tool can be adapted to be used in a tufting machine. The tufting tool is formed by a first material (22). The tufting tool comprises an insert of a second material (24), where the second material is harder than the first material. The insert is formed by a cavity in the first material filled with the second, melted, material filling said cavity. Hereby a tufting tool with an insert can be made in a robust and efficient manner.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: November 7, 2023
    Assignee: VANDEWIELE SWEDEN AB
    Inventors: Charles Beauduin, Tobias Sternfeldt, Michael Holmudden
  • TUFTING TOOL WITH INSERT
    Publication number: 20220380955
    Abstract: A tufting tool (20) is provided. The tufting tool can be adapted to be used in a tufting machine. The tufting tool is formed by a first material (22). The tufting tool comprises an insert of a second material (24), where the second material is harder than the first material. The insert is formed by a cavity in the first material filled with the second, melted, material filling said cavity. Hereby a tufting tool with an insert can be made in a robust and efficient manner.
    Type: Application
    Filed: October 21, 2020
    Publication date: December 1, 2022
    Inventors: Charles BEAUDUIN, Tobias STERNFELDT, Michael HOLMUDDEN