Patents by Inventor Kunichi Kobatake

Kunichi Kobatake 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).

  • Machine tool
    Patent number: 7883302
    Abstract: A cutting tool holder unit is composed of a cutting tool holder adapted to detachably mount a cutting tool thereon, and a front cover of a flange shape slidably fitted into a side of the cutting took holder mounted on a multi-spindle head. A groove formed on the inner circumferential surface of the front cover is slidably fitted into a groove formed on the cutting tool holder to form a cutting oil circulating channel and a cutting oil injection port is opened at an upstream position of a cutting tool mounting section relative to the direction of rotation of the cutting tool holder.
    Type: Grant
    Filed: November 22, 2005
    Date of Patent: February 8, 2011
    Assignee: Honda Motor Co., Ltd.
    Inventors: Kunichi Kobatake, Kiyoshi Shimogai, Hisato Tokunaga, Hiroshi Takei
  • Machine Tool
    Publication number: 20080317561
    Abstract: A cutting tool holder unit is composed of a cutting tool holder adapted to detachably mount a cutting tool thereon, and a front cover of a flange shape slidably fitted into a side of the cutting took holder mounted on a multi-spindle head. A groove formed on the inner circumferential surface of the front cover is slidably fitted into a groove formed on the cutting tool holder to form a cutting oil circulating channel and a cutting oil injection port is opened at an upstream position of a cutting tool mounting section relative to the direction of rotation of the cutting tool holder.
    Type: Application
    Filed: November 22, 2005
    Publication date: December 25, 2008
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Kunichi Kobatake, Kiyoshi Shimogai, Hisato Tokunaga, Hiroshi Takei