Patents by Inventor Thomas C. Stockdale

Thomas C. Stockdale 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).

  • Patent number: 4026409
    Abstract: A storage and conveying unit having two helically shaped guideways on which workpieces are adapted to be supported in a position inclined slightly to the vertical. One of the guideways is mounted on an outer cylindrical support and the other guideway is mounted on an inner cylindrical support having a diameter slightly less than the diameter of the outer cylindrical support. The inner cylindrical support is reciprocated vertically through a short stroke to advance the workpieces in the direction of their inclination. The two cylindrical supports are provided with vertical guides and guide rollers engaging the guides for preventing relative circumferential movement between the two supports.
    Type: Grant
    Filed: May 14, 1976
    Date of Patent: May 31, 1977
    Assignee: F. Jos. Lamb Company
    Inventor: Thomas C. Stockdale