Patents by Inventor Riccardo Zanchetta

Riccardo Zanchetta 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).

  • Steel for a tool holder
    Patent number: 11085108
    Abstract: The invention relates to a steel for a tool holder. The steel comprises the following main components (in wt. %): C 0.07-0.13 Si 0.10-0.45 Mn 1.5-3.1 Cr 2.4-3.6 Ni 0.5-2.0 Mo 0.1-0.7 Al 0.001-0.06 S?0.003 The steel has a bainitic microstructure comprising up to 20 volume % retained austenite and up to 20 volume % martensite.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: August 10, 2021
    Assignee: Uddeholms AB
    Inventors: Petter Damm, Lena Rahlen, Amanda Forsberg, Victoria Bergqvist, Riccardo Zanchetta
  • STEEL FOR A TOOL HOLDER
    Publication number: 20190226059
    Abstract: The invention relates to a steel for a tool holder. The steel comprises the following main components (in wt. %): C 0.07-0.13 Si 0.10-0.45 Mn 1.5-3.1 Cr 2.4-3.6 Ni 0.5-2.0 Mo 0.1-0.7 Al 0.001-0.06 S?0.003 The steel has a bainitic microstructure comprising up to 20 volume % retained austenite and up to 20 volume % martensite.
    Type: Application
    Filed: June 7, 2017
    Publication date: July 25, 2019
    Applicant: Uddeholms AB
    Inventors: Petter DAMM, Lena RÅHLEN, Amanda FORSBERG, Victoria BERGQVIST, Riccardo ZANCHETTA
  • Border planing machine for wood floors
    Patent number: 6494773
    Abstract: A border planing machine for wood floors comprising a footing provided with wheels and a handle, a structure which is hinged to the footing so as to rotate about a longitudinal axis and adapted to support abrasive disks on either side with respect to the longitudinal axis and to support elements for moving the disks so that the disks arranged on one side rotate in the opposite direction with respect to the disks arranged on the other side, and levers adapted to determine, following an actuation on the part of the operator, small rotations of the structure with respect to the longitudinal axis, in both directions.
    Type: Grant
    Filed: April 25, 2001
    Date of Patent: December 17, 2002
    Inventors: Claudio Marchini, Raffaele Migliari, Riccardo Zanchetta