Patents by Inventor Kenjiro Miki

Kenjiro Miki 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: 7556310
    Abstract: A middle branch frame portion is configured such that a front end portion is connected to a front side frame via s suspension-frame attaching bolt to fasten a suspension frame, a middle portion extends to a tunnel portion that is provided at the center portion in the vehicle width direction so as to project upward, and a rear portion is provided below (vehicle outside) an upper corner portion of the tunnel portion so as to extend along the upper corner portion. Accordingly, there can be provided a vehicle front structure with a pair of front side frames provided at both sides of a vehicle body so as to extend in a vehicle longitudinal direction that can disperse the load properly even when a larger fontal-crash impact load acts.
    Type: Grant
    Filed: January 16, 2008
    Date of Patent: July 7, 2009
    Assignee: Mazda Motor Corporation
    Inventor: Kenjiro Miki
  • Publication number: 20080224502
    Abstract: A middle branch frame portion is configured such that a front end portion is connected to a front side frame via s suspension-frame attaching bolt to fasten a suspension frame, a middle portion extends to a tunnel portion that is provided at the center portion in the vehicle width direction so as to project upward, and a rear portion is provided below (vehicle outside) an upper corner portion of the tunnel portion so as to extend along the upper corner portion. Accordingly, there can be provided a vehicle front structure with a pair of front side frames provided at both sides of a vehicle body so as to extend in a vehicle longitudinal direction that can disperse the load properly even when a larger fontal-crash impact load acts.
    Type: Application
    Filed: January 16, 2008
    Publication date: September 18, 2008
    Applicant: MAZDA MOTOR CORPORATION
    Inventor: Kenjiro Miki
  • Patent number: 7325832
    Abstract: A roll bar structure of a vehicle equipped with side panels and an open top, including a crossbar having a closed section and extending in a vehicle width direction between both of the side panels, the roll bars having a reverse-U shape and at least pan thereof projecting above the crossbar, and through holes formed at upper and lower portions of the crossbar, wherein one-side part of the roll bar extending substantially vertically penetrates the through holes, and the roll bars are connected respectively with the upper and lower portions of the crossbar which the roll bars penetrate, such that, a resistance of the roll bar structure against a vehicle rollover can be increased by firmly connecting the roll bars with the crossbar.
    Type: Grant
    Filed: November 18, 2004
    Date of Patent: February 5, 2008
    Assignee: Mazda Motor Corporation
    Inventors: Kenjiro Miki, Takayuki Kimura, Takashi Ebisugi, Yukari Fujii, Masataka Masuda
  • Publication number: 20050140129
    Abstract: The present invention relates to a roll bar structure of a vehicle equipped with side panels and an open top, comprising a crossbar having a closed section and extending in a vehicle width direction between both of the side panels, roll bars having a reverse-U shape and at least part thereof projecting above the crossbar, and through holes formed at upper and lower portions of the crossbar, wherein an one-side part of roll bar extending substantially vertically penetrates the through holes, and the roll bars are connected respectively with the upper and lower portions of the crossbar which the roll bars penetrate. Accordingly, a resistance of the roll bar structure against a vehicle rollover can be increased by connecting firmly the roll bars with the crossbar.
    Type: Application
    Filed: November 18, 2004
    Publication date: June 30, 2005
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Kenjiro Miki, Takayuki Kimura, Takashi Ebisugi, Yukari Fujii, Masataka Masuda