Patents by Inventor William C. Ray

William C. Ray 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).

  • Hydraulic manifold for two and three stage masts
    Patent number: 4600084
    Abstract: A hydraulic manifold is provided on a primary mast section which maximizes the commonalty of hydraulic components used in the hydraulic lift control systems of two and three stage mast assemblies used in lift trucks. Two and three stage mast assemblies are illustrated using primary mast sections which are identical and using secondary mast sections which are nearly the same.
    Type: Grant
    Filed: November 8, 1984
    Date of Patent: July 15, 1986
    Assignee: Allis-Chalmers Corporation
    Inventor: William C. Ray
  • Hose tensioning device
    Patent number: 4553638
    Abstract: A hose tensioning device is provided to suitably tension a flexible hydraulic hose used on a lift truck so as to reduce damage that might otherwise occur should the hose become slack. The hose tensioning device serves as a hydraulic connector and its outer component is a protective housing for the biasing spring by which the hose is tensioned.
    Type: Grant
    Filed: July 13, 1984
    Date of Patent: November 19, 1985
    Assignee: Allis-Chalmers Corporation
    Inventor: William C. Ray