Patents by Inventor Hideichi Yanagi

Hideichi Yanagi 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).

  • Centrifugal governor
    Patent number: 4305363
    Abstract: A centrifugal governor for internal combustion engines in which the engine speed at which governing action starts varies as a function of the spring constant of a control spring. At least two control springs are provided in a fashion that their respective spring constants are adjustable independently of each other. The governing action can thus take place in two or more different engine r. p. m. ranges with respective percentages of speed change freely settable at optional values.
    Type: Grant
    Filed: September 10, 1979
    Date of Patent: December 15, 1981
    Assignee: Diesel Kiki Co., Ltd.
    Inventor: Hideichi Yanagi