Patents by Inventor William Pedrazzi

William Pedrazzi 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: 5788370
    Abstract: A machine for making crushed-ice drinks comprising: a crushed-ice drink containment tank, which is provided at the front with a pouring tap adapted to control an outlet for the crushed-ice drink which is located proximate to the bottom of the tank; a hollow cylinder, which lies inside the tank and is cooled by a refrigeration unit; and a screw feeder, which is arranged concentrically outside the hollow cylinder and is connected to motor elements in order to activate, by rotating, the heat exchange between the crushed-ice drink and the outer surface of the cylinder, a mixing element being rotatably supported above the hollow cylinder, inside the tank, and being adapted to be rotated in order to maintain a uniform density of the crushed-ice drink.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: August 4, 1998
    Assignee: S.P.M. Catering S.r.l.
    Inventor: William Pedrazzi