Patents by Inventor Ennio Levati

Ennio Levati 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).

  • Valve for the maintenance of sterile conditions in a filler machine
    Patent number: 5193571
    Abstract: The invention is in the field of filling machines under sterile conditions. More precisely, the invention relates to a valve means for interrupting the feeding of the product to headers and product feeder valves, while preserving the sterile conditions of the product feeder conduit. The valve limits the parts of the machine that are subject to resterilization after maintenance to the headers, which can cause a loss of sterile conditions internally to the headers or the filler valves.
    Type: Grant
    Filed: January 22, 1992
    Date of Patent: March 16, 1993
    Assignee: Fenco S.P.A.
    Inventor: Ennio Levati