Patents by Inventor Freeman D. James

Freeman D. James 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).

  • Means for lubricating a mechanism disposed within a rotating shaft
    Patent number: 4013141
    Abstract: Lubrication means are provided for applying lubricant to appropriate devices associated with a hollow rotating shaft. More particularly, a first annular dam is disposed in the flow path of lubricant migrating along the interior surface of a hollow rotating shaft thereby causing lubricant to accumulate upon the interior surface to a sufficient radial thickness to lubricate that portion of the device spaced radially inwardly of the interior surface.
    Type: Grant
    Filed: October 16, 1975
    Date of Patent: March 22, 1977
    Assignee: General Electric Company
    Inventor: Freeman D. James