Patents by Inventor Larry D. Rugland

Larry D. Rugland 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).

  • Recreational vehicle with air cooled transmission
    Patent number: 4697665
    Abstract: A recreational vehicle having an enclosed, air cooled, variable speed, split sheave V-belt transmission. The transmission is enclosed by a housing having cooperatively located intake and exhaust ports connected respectively to intake and exhaust air conduits. One sheave of each pulley of the transmission includes a plurality of air propelling fins to generate air flow through the housing.
    Type: Grant
    Filed: June 18, 1985
    Date of Patent: October 6, 1987
    Assignee: Polaris Industries, Inc.
    Inventors: Robert A. Eastman, Larry D. Rugland, Edwin M. Monsrud