Patents by Inventor Ezio Martelli

Ezio Martelli 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).

  • Control for screed heaters
    Patent number: 7217062
    Abstract: A screed for a paving machine has at least a base portion having an associated heating element connected to a heating element controller. An extension screed portion is connector to the base screed portion and has a respective heating element connectable to the heating element controller. A temperature sensor is associated with each of the base and extension screed portions and a device is adapted to controllably connect selected ones of the base and extension screed temperature sensors to the heating element controller.
    Type: Grant
    Filed: February 22, 2005
    Date of Patent: May 15, 2007
    Assignee: Caterpillar Paving Products Inc
    Inventors: Francesco Pisano, Federico B. Rio, Davide Govoni, Ezio Martelli, Simone Zaghi
  • Control for screed heaters
    Publication number: 20050191127
    Abstract: A screed for a paving machine has at least a base portion having an associated heating element connected to a heating element controller. An extension screed portion is connector to the base screed portion and has a respective heating element connectable to the heating element controller. A temperature sensor is associated with each of the base and extension screed portions and a device is adapted to controllably connect selected ones of the base and extension screed temperature sensors to the heating element controller.
    Type: Application
    Filed: February 22, 2005
    Publication date: September 1, 2005
    Inventors: Francesco Pisano, Federico Rio, Davide Govoni, Ezio Martelli, Simone Zaghi