Patents by Inventor David T. Seabaugh

David T. Seabaugh 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).

  • Directional control valve and regeneration valve
    Patent number: 4836088
    Abstract: An hydraulic system for operating double acting piston/cylinder assemblies and for effecting automatic transition from a regenerative mode of operation of a double acting piston/cylinder assembly to a non-regenerative mode of operation thereof. Pressure responsive valve means automatically converts the hydraulic system from one initially being a high-speed/low force operation to a high force/low speed operation.
    Type: Grant
    Filed: August 21, 1985
    Date of Patent: June 6, 1989
    Assignee: Rome Industries, Inc.
    Inventor: David T. Seabaugh