Patents by Inventor Mayeul Ducrot

Mayeul Ducrot 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).

  • Or relating to three dimensional mouldings
    Patent number: 11213979
    Abstract: The invention relates to a blank for compression moulding a part in a compression mould comprising one or more moulding recesses, said blank comprising a body formed from a first moulding compound comprising a fibrous reinforcement material and a thermo-curable resin material, and a region located on the surface of the body formed from a second moulding compound; said second moulding compound comprising a fibrous reinforcement material and a thermo-curable resin material, and exhibiting increased flow at one or more temperatures between 20° C. and the cured Tg of the first moulding compound compared to the flow of the first moulding compound at the same temperature.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: January 4, 2022
    Assignee: HEXCEL REINFORCEMENTS SASU
    Inventors: Mayeul Ducrot, Sylvain Delalande
  • Moulding
    Patent number: 10792871
    Abstract: A mould for the production of articles comprising a cavity for the retention of a fibrous material impregnated with a curable resin defined by a top, a base (1) and side walls (4, 5, 6, 7) and an internal insert (2) having sectional walls that can move independently of each other in order to exert pressure on the fibrous material.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: October 6, 2020
    Assignee: HEXCEL COMPOSITES SAS
    Inventors: Mayeul Ducrot, Laurent Barnier, Pascal Poulleau
  • IMPROVEMENTS IN OR RELATING TO THREE DIMENSIONAL MOULDINGS
    Publication number: 20200009768
    Abstract: The invention relates to a blank for compression moulding a part in a compression mould comprising one or more moulding recesses, said blank comprising a body formed from a first moulding compound comprising a fibrous reinforcement material and a thermo-curable resin material, and a region located on the surface of the body formed from a second moulding compound; said second moulding compound comprising a fibrous reinforcement material and a thermo-curable resin material, and exhibiting increased flow at one or more temperatures between 20° C. and the cured Tg of the first moulding compound compared to the flow of the first moulding compound at the same temperature.
    Type: Application
    Filed: December 13, 2017
    Publication date: January 9, 2020
    Applicant: HEXCEL REINFORCEMENTS SASU
    Inventors: Mayeul DUCROT, Sylvain DELALANDE
  • IMPROVEMENTS IN OR RELATING TO MOULDING
    Publication number: 20180222131
    Abstract: A mould for the production of articles comprising a cavity for the retention of a fibrous material impregnated with a curable resin defined by a top, a base (1) and side walls (4, 5, 6, 7) and an internal insert (2) having sectional walls that can move independently of each other in order to exert pressure on the fibrous material.
    Type: Application
    Filed: August 4, 2016
    Publication date: August 9, 2018
    Inventors: Mayeul Ducrot, Laurent Barnier, Pascal Poulleau
  • IMPROVEMENTS IN OR RELATING TO THREE DIMENSIONAL MOULDINGS
    Publication number: 20180162019
    Abstract: This invention relates to a moulding compound blank, a method for compression moulding the same and the resulting product. The blank comprises a moulding compound comprising a fibrous reinforcement material and a resin material wherein the moulding compound comprises a flow guide (6, 7, 8) located at the surface of the blank for directing flow of the moulding compound within the cavity of the compression mould during compression moulding.
    Type: Application
    Filed: June 23, 2016
    Publication date: June 14, 2018
    Inventor: Mayeul Ducrot