Patents by Inventor James H. Eidet

James H. Eidet 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).

  • Method and apparatus for controlling the approach angle of a plow unit in response to speed variations
    Patent number: 4141419
    Abstract: A moldboard plow implement includes an elongated tool bar and several moldboard plow units, each plow unit including a plow bottom and a plow bottom support frame connected to the tool bar for pivotal movement about a pivot axis situated in vertical alignment with the point of the respective plow bottom. The plow units are pivotally moved in unison in response to the plowing speed to maintain the specific plow resistance constant for all tractor speeds.
    Type: Grant
    Filed: March 21, 1977
    Date of Patent: February 27, 1979
    Assignee: Iowa State Univ. Research Foundation, Inc.
    Inventors: Wesley F. Buchele, William I. Baldwin, James H. Eidet, Steven J. Marley