Patents by Inventor Yuzi Ikki

Yuzi Ikki 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).

  • Spline-coupling structure
    Patent number: 5503494
    Abstract: A spline-coupling structure in which at least one of male and female members has a press-fit guide face provided at its end opposed to the other member before press-fitting of the members. The press-fit guide face includes a plurality of guide face portions smoothly interconnecting the end and bottom lands of the spline teeth of the one member to form axially outwardly expanded arcs, a plurality of second guide face portions smoothly interconnecting tooth addendums of the spline teeth and the end to form axially outwardly expanded arcs, and a plurality of third guide face portions smoothly interconnecting tooth flanks of the spline teeth and the second guide face portion to form axially outwardly expanded arcs. The first, second and third guide face portions are connected smoothly to one another.
    Type: Grant
    Filed: July 21, 1994
    Date of Patent: April 2, 1996
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Akira Kamata, Hiroshi Moriya, Yuzi Ikki, Takeshi Hanamoto, Yoshiari Takagi, Hideo Otsuka