Patents by Inventor Clinton Cline

Clinton Cline 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).

  • Safety mine car coupling and uncoupling apparatus
    Patent number: 4043457
    Abstract: A safety mine car coupling and uncoupling apparatus, adapted for attachment to the hitch of a conventional mine car to insert and withdraw a coupling pin, comprises a base plate attached to a member for guiding the travel of the coupling pin and one or more lever arms pivotably mounted on the base plate and extending beyond the plane of at least one lateral side of the car to permit an operator to couple and uncouple the car without standing between cars.
    Type: Grant
    Filed: October 23, 1975
    Date of Patent: August 23, 1977
    Inventors: Joseph Miller, Clinton Cline