Patents by Inventor Eikichi Yanagiya

Eikichi Yanagiya 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).

  • Needle thread feeding device for multi-needle embroidery sewing machine
    Patent number: 8201508
    Abstract: The present invention provides a needle thread feeding device for a multi-needle embroidery sewing machine which includes a drive roller having a length that extends across the plurality of needle threads, a needle thread guide mechanism that arranges the needle threads side by side in an axial direction of the drive roller and guides the needle threads, a pressure roller that presses the selected needle thread onto the drive roller, and a thread distributing mechanism that relatively moves the needle thread guide mechanism and the pressure roller in the axial direction of the drive roller in synchronization with movement of the sewing machine head. The thread distributing mechanism interposes the selected needle thread between the drive roller and the pressure roller.
    Type: Grant
    Filed: April 10, 2009
    Date of Patent: June 19, 2012
    Assignee: Kabushikikaisha Barudan
    Inventors: Masashi Asai, Eikichi Yanagiya, Shinichi Mizuno
  • Needle thread feeding device for multi-needle embroidery sewing machine
    Publication number: 20090301368
    Abstract: The present invention provides a needle thread feeding device for a multi-needle embroidery sewing machine which includes a drive roller having a length that extends across the plurality of needle threads, a needle thread guide mechanism that arranges the needle threads side by side in an axial direction of the drive roller and guides the needle threads, a pressure roller that presses the selected needle thread onto the drive roller, and a thread distributing mechanism that relatively moves the needle thread guide mechanism and the pressure roller in the axial direction of the drive roller in synchronization with movement of the sewing machine head. The thread distributing mechanism interposes the selected needle thread between the drive roller and the pressure roller.
    Type: Application
    Filed: April 10, 2009
    Publication date: December 10, 2009
    Applicant: KABUSHIKIKAISHA BARUDAN
    Inventors: Masashi Asai, Eikichi Yanagiya, Shinichi Mizuno