Patents by Inventor James L. Wickware

James L. Wickware 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).

  • Railroad switch sweeper
    Patent number: 4023286
    Abstract: A railroad switch sweeper or snow removal machine including a vehicle having a body member supported at a relatively high elevation above the ground by steerable ground engaging wheels. The underside of the body member has a turret mounting a plurality of barrels for delivery of compressed air or flame to blow or melt accumulated snow and ice. The barrels of the air blower and flame thrower are arranged in pairs so that air and flame may be concentrated on each rail of the pair of rails making up a railroad track.
    Type: Grant
    Filed: September 4, 1975
    Date of Patent: May 17, 1977
    Assignee: N. A. Cobb
    Inventor: James L. Wickware