Patents by Inventor Jean-Christophe Gillard

Jean-Christophe Gillard 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).

  • Hydromill wheel with single disc cutting rollers
    Patent number: 10669689
    Abstract: A hydromill wheel (5) for excavating a trench in hard rock includes a drum (4) arranged to be rotated about its axis (A, B). The wheel (4) further includes a plurality of single disc cutters (11) mounted on the periphery of the drum (5), the single disc cutter (11) having a rotatable single cutting disc (11) arranged to come in contact with and crush the rock during excavation. The spacing of the projection of at least some of the cutting discs (11) on the drum axis (A, B) is 20% to 70% of the cutting disc diameter.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: June 2, 2020
    Assignee: VSL INTERNATIONAL AG
    Inventor: Jean-Christophe Gillard
  • HYDROMILL WHEEL WITH SINGLE DISC CUTTING ROLLERS
    Publication number: 20150322644
    Abstract: The present invention concerns a hydromill wheel (5) for excavating a trench in hard rock. The wheel comprises a drum (4) arranged to be rotated about its axis (A, B). The wheel (4) further comprises a plurality of single disc cutters (11) mounted on the periphery of the drum (5), the single disc cutter (11) having a rotatable single cutting disc (11) arranged to come in contact with and crush the rock during excavation. The spacing of the projection of at least some of the cutting discs (11) on the drum axis (A, B) is 20% to 70% of the cutting disc diameter.
    Type: Application
    Filed: January 29, 2013
    Publication date: November 12, 2015
    Inventor: Jean-Christophe Gillard