Patents by Inventor Peter Lofts

Peter Lofts 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).

  • Patent number: 6007717
    Abstract: A pair of filter cloths including a feed passage connector for a plate-type filter press is disclosed herein. The filter cloths include first and second tubular members each having opposed first and second free ends and through bores extending continuously from the first free end to the second free end of each of the first and second members. The first free end of the first member is connected to the first filter cloth with the respective cylindrical bore in coaxial alignment with the first feed opening and the second free end of the second member is connected to the second filter cloth. A third tubular member is provided having opposed third and fourth free ends and a radially outer surface and a central bore defining a feed passage. The radially outer surface of the third member is snugly received coaxially within the through bores of the first and second members to sealingly interconnect the first member to the second member.
    Type: Grant
    Filed: August 25, 1997
    Date of Patent: December 28, 1999
    Assignee: Scapa Group PLC
    Inventors: Peter Hayhurst, Peter Lofts