Patents by Inventor Jean-Marie Lonchard

Jean-Marie Lonchard 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).

  • Injector for mixing two propellants comprising at least one injection element with a tricoaxial structure
    Patent number: 9528479
    Abstract: An injector for mixing two propellants upstream of a combustion chamber. The injector includes: at least one injection element with a tricoaxial structure installed between two plates which between them delimit a space; and coaxial ducts including an internal coaxial duct and an external coaxial duct that are supplied in parallel with a same propellant, for example via the space.
    Type: Grant
    Filed: March 6, 2012
    Date of Patent: December 27, 2016
    Assignee: SNECMA
    Inventors: Jean-Luc Le Cras, Jean-Marie Lonchard, Arnaud Fournet, Cyril Verplancke, Olivier Delahaye, Nicolas Cucco
  • INJECTOR FOR MIXING TWO PROPELLANTS COMPRISING AT LEAST ONE INJECTION ELEMENT WITH A TRICOAXIAL STRUCTURE
    Publication number: 20140048625
    Abstract: An injector for mixing two propellants upstream of a combustion chamber. The injector includes: at least one injection element with a tricoaxial structure installed between two plates which between them delimit a space; and coaxial ducts including an internal coaxial duct and an external coaxial duct that are supplied in parallel with a same propellant, for example via the space.
    Type: Application
    Filed: March 6, 2012
    Publication date: February 20, 2014
    Applicant: SNECMA
    Inventors: Jean-Luc Le Cras, Jean-Marie Lonchard, Arnaud Fournet, Cyril Verplancke, Olivier Delahaye, Nicolas Cucco