Patents by Inventor Lorenzo Crivellin

Lorenzo Crivellin 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).

  • Machine tool spindlehead with three degrees of freedom
    Patent number: 5197836
    Abstract: The machine includes a first central support, which is rotatably supported by the frame of the spindlehead, and a second planetary support, which eccentrically supports the spindle and is rotatably and eccentrically supported by the central support; the first and second supports are suitable for producing, by virtue of the combination of their mutual rotary motions, movements of the spindle in two mutually perpendicular directions; the spindlehead is in turn supported by a slider with the possibility of moving along a third direction which is perpendicular to the first two.
    Type: Grant
    Filed: November 15, 1991
    Date of Patent: March 30, 1993
    Assignee: Vigel S.p.A.
    Inventor: Lorenzo Crivellin