Patents by Inventor Alain Memphis

Alain Memphis 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).

  • Method and device for producing a textile web by spreading tows
    Patent number: 6836939
    Abstract: After yarns or tows (10) have been pre-spread and placed side by side substantially in a common plane, their surface is swept by at least one jet of air (22) displaced transversely relative to the longitudinal direction of the yarns or tows so as to obtain a substantially unidirectional sheet (20) that is uniform.
    Type: Grant
    Filed: June 28, 2002
    Date of Patent: January 4, 2005
    Assignee: SNECMA Propulsion Solide
    Inventors: Jean-Michel Guirman, Bernard Lecerf, Alain Memphis
  • Method and device for producing a textile web by spreading tows
    Publication number: 20030172506
    Abstract: After yarns or tows (10) have been pre-spread and placed side by side substantially in a common plane, their surface is swept by at least one jet of air (22) displaced transversely relative to the longitudinal direction of the yarns or tows so as to obtain a substantially unidirectional sheet (20) that is uniform.
    Type: Application
    Filed: February 27, 2003
    Publication date: September 18, 2003
    Inventors: Jean-Michel Guirman, Bernard Lecerf, Alain Memphis