Patents by Inventor Keiji Ikeno

Keiji Ikeno 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).

  • Yarn wound package provided with a transfer tail wind and method for forming the transfer tail wind
    Patent number: 4058264
    Abstract: A yarn wound package formed on a bobbin by a supplied yarn comprising a normal yarn wound portion and a transfer tail wind portion formed on the bobbin at an end portion thereof adjacent to the normal yarn wound portion. The transfer tail wind portion is composed of a plurality of spiral windings wound on the bobbin and a plurality of said spiral windings wound on a bobbin portion adjacent to an end thereof are formed in superimposed condition at at least one portion on the bobbin. An end of the transfer tail wind extending from the above-mentioned superimposed portion is cut. A yarn guide means is pivotally mounted on a member holding the bobbin so as to positively introduce the supplied yarn to the above-mentioned particular portion of the bobbin so as to superimpose the spiral windings when the transfer tail wind is forming.
    Type: Grant
    Filed: July 16, 1975
    Date of Patent: November 15, 1977
    Assignee: Teijin Limited
    Inventors: Kohei Kawashima, Keiji Ikeno, Hajime Nakanishi