Patents by Inventor Takashi Sakono

Takashi Sakono 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: 5131357
    Abstract: A V-type engine cylinder block includes a mounting pedestal, integrally formed with the block in a V-shaped space between two cylinder banks and interconnecting the cylinder banks. A top wall is secured to the mounting pedestal and extends over almost the entire length of the V-shaped space in a lengthwise direction of the cylinder block. A plurality of bosses are formed with internal threads for securing a bracket, for mounting the cylinder block onto a car body, to one end wall of the cylinder block by bolts. The mounting pedestal and bosses are interconnected by ribs integrally formed with the cylinder block.
    Type: Grant
    Filed: April 1, 1991
    Date of Patent: July 21, 1992
    Assignee: Mazda Motor Corporation
    Inventors: Yasushi Inoue, Shigeki Nakatani, Yutaka Nishinaga, Hajime Suetsugu, Takashi Sakono, Seiji Nanba
  • Patent number: 5090502
    Abstract: A connecting structure for connecting a power unit of an automotive vehicle with the vehicle body, in which the power unit includes an engine and a transmission, and in which the engine has a cylinder block formed of an upper block and a lower block, in which a mount is located near the boundary of the engine and the transmission for supporting the power unit on the vehicle body so that each of the upper block and the lower block is mounted together as a unit with the transmission case by the mount.
    Type: Grant
    Filed: December 19, 1990
    Date of Patent: February 25, 1992
    Assignee: Mazda Motor Corporation
    Inventors: Yasushi Inoue, Takashi Sakono
  • Patent number: 4907551
    Abstract: A V-shaped cylinder block for a V-type engine includes a main oil gallery elongating in an axial direction of a crank shaft; a subordinate oil gallery elongating in the axial direction thereof; a linkage passage interconnecting the main oil gallery to the subordinate oil gallery; a first feed passage feeding oil from the subordinate oil gallery to a predetermined crank journaling portion disposed at least on one side of the cylinder block in the axial direction thereof without passing through the main oil gallery; a second feed passage feeding a lubricating oil from the main oil gallery to the crank journaling portions other than the predetermined crank journaling portion; and a pump chamber having a rotary shaft disposed in parallel to the crank shaft.
    Type: Grant
    Filed: April 28, 1989
    Date of Patent: March 13, 1990
    Assignee: Mazda Motor Corporation
    Inventors: Takashi Sakono, Yasushi Inoue, Shigeki Nakatani