Patents by Inventor Harry Boxhoorn

Harry Boxhoorn 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).

  • Passenger entrance ramp for mass transit vehicle
    Patent number: 6343908
    Abstract: A public transit vehicle has a passenger entrance ramp at a door way including a support frame for mounting on the vehicle at the doorway carrying a primary ramp panel, a secondary ramp panel and a fixed platform panel. The primary panel is pivotal through 180 degrees between a retracted position inverted within the vehicle and covering the secondary panel and the fixed platform panel and a deployed position in which the primary ramp panel is inclined from an inner edge downwardly and outwardly from the vehicle to an outer edge at the ground. The primary panel is pivoted at its inner edge on an outer edge of the secondary ramp panel pivotal which is in turn pivotal about an inner horizontal axis at its inner edge.
    Type: Grant
    Filed: April 21, 2000
    Date of Patent: February 5, 2002
    Assignee: New Flyer Industries Limited
    Inventors: Jan den Oudsten, Harry Boxhoorn, Gordan Draskovic, Glenn Campbell, Dean B. Melanson, Adrian Marica