Patents by Inventor Rigolet GUILLAUME

Rigolet GUILLAUME 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).

  • Mixing chamber and handpiece
    Patent number: 11399916
    Abstract: A mixing chamber for a handpiece of a medical device, in particular a dental abrasive jet device, having a first supply line for a first fluid stream, in particular a liquid fluid flow, and a second supply line for a second fluid flow, in particular a powder/air mixture, where the two supply lines extend along a central axis and the second supply line-ends within the mixing chamber in an outlet the mixing chamber having a mixing region, in which the first fluid flow is deflected towards the second fluid flow, downstream of the outlet, and an accelerating region in which the first supply line extends parallel to the second supply line over the length of at least 3 mm.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: August 2, 2022
    Assignee: FERTON HOLDING S.A.
    Inventors: Marcel Donnet, Rigolet Guillaume
  • MIXING CHAMBER AND HANDPIECE
    Publication number: 20190388186
    Abstract: A mixing chamber for a handpiece of a medical device, in particular a dental abrasive jet device, having a first supply line for a first fluid stream, in particular a liquid fluid flow, and a second supply line for a second fluid flow, in particular a powder/air mixture, where the two supply lines extend along a central axis and the second supply line-ends within the mixing chamber in an outlet the mixing chamber having a mixing region, in which the first fluid flow is deflected towards the second fluid flow, downstream of the outlet, and an accelerating region in which the first supply line extends parallel to the second supply line over the length of at least 3 mm.
    Type: Application
    Filed: December 5, 2017
    Publication date: December 26, 2019
    Inventors: Marcel DONNET, Rigolet GUILLAUME