Patents by Inventor Damien PRONGUE

Damien PRONGUE 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).

  • Publication number: 20230052485
    Abstract: An inertial mass (1) intended to be mounted on a regulating organ (10), particularly of a horological movement, the inertial mass being configured to be subjected to a rotary oscillation movement at a predetermined frequency, the inertial mass including a rigid main body (2), characterised in that it comprises a flexible inertial element (3) assembled with the main body (2), the flexible inertial element (3) being configured to modify the geometry of the inertial mass (1) according to the oscillation amplitude. Also, a regulating organ and a horological movement comprising such an inertial mass.
    Type: Application
    Filed: July 15, 2022
    Publication date: February 16, 2023
    Applicant: ETA SA MANUFACTURE HORLOGERE SUISSE
    Inventors: Thierry Hessler, Damien Prongue
  • Publication number: 20220206440
    Abstract: An embedded winding mechanism for a watch or an automatic watch. The watch or the automatic watch including a mainspring wheel configured to wind a mainspring, at least one electric motor and at least one oscillating weight. The embedded winding mechanism including at least one primary ratchet gear configured to mesh the mainspring wheel of the watch or an automatic watch when the at least one oscillating weight meshes the at least one primary ratchet gear, and at least one secondary ratchet gear configured to actuate the mainspring wheel of the watch or an automatic watch when the at least one electric motor actuates the at least one secondary ratchet gear.
    Type: Application
    Filed: November 4, 2021
    Publication date: June 30, 2022
    Applicant: The Swatch Group Research and Development Ltd
    Inventors: Matthias IMBODEN, Alexandre HAEMMERLI, Cédric NICOLAS, Damien PRONGUE, Thierry HESSLER