Patents by Inventor Thomas L. Seaborne

Thomas L. Seaborne 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).

  • Vacuum pulsator valves
    Patent number: 4538634
    Abstract: A vacuum pulsator valve for milking machines is disclosed comprising a pair of valves controlling the alternate application of vacuum and air pressure in a line connected to the pulsator the pulsator including adjustable bleed valves operative to control the frequency of alternation and/or the phase length of alternation of vacuum and air pressure. The pulsator may be subject to compressed air or atmospheric air, and the bleed valves are adjustable externally of the pulsator body.
    Type: Grant
    Filed: July 16, 1984
    Date of Patent: September 3, 1985
    Inventor: Thomas L. Seaborne
  • Vacuum pulsator valves
    Patent number: 4513766
    Abstract: A vacuum pulsator for milking machines comprises a pair of valves controlling the alternate application of vacuum and air pressure in a line connected to the pulsator, the pulsator including adjustable bleed valves operative to control the frequency of alternation and/or the phase length of alternation of vacuum and air pressure. The pulsator may be subject to compressed air or atmospheric air, and the bleed valves are adjustable externally of the pulsator body.
    Type: Grant
    Filed: July 16, 1984
    Date of Patent: April 30, 1985
    Inventor: Thomas L. Seaborne