Patents by Inventor Lomis Slaughter, Jr.

Lomis Slaughter, Jr. 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).

  • Check valve
    Patent number: 4222408
    Abstract: A check valve having a body with a passage therethrough, a pair of vanes pivotally mounted within said passage so that they open and close flow therethrough responsive to flow in one direction, said vanes having an arcuate shape to create a smooth venturi passage between each vane and the opposed wall of the body so that the vanes open responsive to excess flows in the direction opposite to said one direction.
    Type: Grant
    Filed: July 21, 1978
    Date of Patent: September 16, 1980
    Assignee: Anderson, Greenwood & Co.
    Inventor: Lomis Slaughter, Jr.
  • Internal tank valve
    Patent number: 3986525
    Abstract: An internal tank valve having a seating plate defining a valve seat, a valve member, a straight line linkage supporting and guiding movement of the valve member to and from engagement with the valve seat, the valve member having a rounded surface facing the direction of flow through the valve seat, a pressure equalizing valve in the valve member, means for moving the valve member into and from engagement with the valve seat and means for absorbing shock loading on the valve member.
    Type: Grant
    Filed: January 31, 1975
    Date of Patent: October 19, 1976
    Assignee: Anderson, Greenwood & Co.
    Inventor: Lomis Slaughter, Jr.