Patents by Inventor Giuseppe Mosseri

Giuseppe Mosseri 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).

  • Patent number: 4282637
    Abstract: A Venturi type nozzle for the texturization of yarns includes a hollow body o which compressed air is fed, a needle housed therein to which yarn is fed, and a plug, wherein the needle is provided with a longitudinal passage for the yarn, the air passes between the body and the needle, and yarn and air pass through a passage shaped like a Venturi cone in the plug, and wherein mutually facing portions of the needle head and of the plug have frusto-conical surfaces. The ratio of the axial distance between said frusto-conical surfaces to the diameter of the needle orifice is not more than 0.5, and preferably not more than 0.4. Preferably the conicity of the two frusto-conical surfaces is the same. Preferably also the outer surface of the needle head is cut off to provide a plane portion. The needle is axially displaceable and can be fixed in the desired axial position with respect to the body.
    Type: Grant
    Filed: September 21, 1978
    Date of Patent: August 11, 1981
    Assignee: Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.p.A.
    Inventors: Giuseppe Mosseri, Enrico Lucioni