Patents by Inventor Luc Hugelier

Luc Hugelier 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).

  • Grip for tensile tests
    Patent number: 5193397
    Abstract: A grip for the performance of tensile tests on elongated specimens such as steel wires, wherein at least the face of the grip which has an engagement with the elongated specimen is provided with roughnesses. These roughnesses are virtual pyramids in shape, which at no point show an angle which is smaller than 100.degree.. For preference the roughnesses have the form of truncated pyramids with an upper surface area of at least 0.0025 mm.sup.2. Wear and breakages in the grip are considerably reduced.
    Type: Grant
    Filed: September 25, 1991
    Date of Patent: March 16, 1993
    Assignee: N.V. Bekaert S.A.
    Inventors: Luc Hugelier, Marc Devlaminck