Patents by Inventor Anthony DiDonato

Anthony DiDonato 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).

  • Lint barrier for a sewing machine
    Patent number: 5546879
    Abstract: A lint barrier for a sewing machine which excludes lint from entering the interior of the sewing machine having a machine housing enclosing the internal workings of the machine. The sewing machine also includes an oil cooler adapted to cool oil circulating through the sewing machine, the cooler including a plenum, a radiator and an air source for moving air through the radiator. A conduit connects the air source to the interior of the sewing machine, whereby air is conducted through the conduit and into the interior of the sewing machine to maintain a positive pressure within the sewing machine interior, thereby preventing the entry of lint into the sewing machine interior.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: August 20, 1996
    Assignee: Sara Lee Corporation
    Inventors: John McEwen, David Tolzman, Anthony DiDonato
  • Positive pressure lint barrier and oil cooler for a sewing machine
    Patent number: 5454338
    Abstract: A lint barrier for a sewing machine which excludes lint from entering the interior of the sewing machine having a machine housing enclosing the internal workings of the machine. The sewing machine also includes an oil cooler adapted to cool oil circulating through the sewing machine, the cooler including a radiator and an air source for moving air through the radiator. A conduit connects the air source to the interior of the sewing machine, whereby air is conducted through the conduit and into the interior of the sewing machine to maintain a positive pressure within the sewing machine interior, thereby preventing the entry of lint into the sewing machine interior.
    Type: Grant
    Filed: July 14, 1994
    Date of Patent: October 3, 1995
    Assignee: Sara Lee Corporation
    Inventors: John McEwen, David Tolzman, Anthony DiDonato