Patents by Inventor James Ottewell

James Ottewell 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).

  • Spreading apparatus
    Patent number: 4757918
    Abstract: The spreading apparatus has a main hopper and at least one extension hopper, each having a discharge roller for flowable material such as chippings for road surfacing. The extension hopper is mounted adjacent the main hopper and movable longitudinally to enable variation of the combined width of the hoppers. A baffle cuts off communication between the discharge roller of the extension hopper and the major part of the interior of the extension hopper over a width corresponding to the longitudinal overlap between the main hopper and the extension hopper.
    Type: Grant
    Filed: March 4, 1987
    Date of Patent: July 19, 1988
    Assignee: The Phoenix Engineering Company Limited
    Inventor: James Ottewell