Patents by Inventor Michael J. Caralli

Michael J. Caralli 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).

  • Shuttle valves and system for fluid control
    Patent number: 4512781
    Abstract: An apparatus system for drying gases to provide a reverse flow to and from a pair of absorbent beds is automatically solely controlled by a unitary inlet logic shuttle valve unit and by a unitary outlet logic shuttle valve unit. Each valve unit employs positive acting slide valve elements that operate in a smooth and effective manner.
    Type: Grant
    Filed: November 14, 1983
    Date of Patent: April 23, 1985
    Assignee: Pittsburgh Brass Manufacturing Company
    Inventors: Michael J. Caralli, Gary W. Friedline