Patents by Inventor Jean Vis

Jean Vis 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).

  • Anvil for centrifugal impact crusher and circle of anvils equipped with such anvils
    Patent number: 5806774
    Abstract: The anvil (10) overall has the shape of a prism with one curved lateral surface (16) and two lateral surfaces (18) (20) which have flanks (26) (28) adjacent to the curved surface (16) and directed along the axis of curvature of this surface (16). These flanks (26) (28) are moreover inclined with respect to a mid-plane of the anvil (10) passing through the axis of curvature of the surface (16). These anvils (10) are arranged alternately in one direction then the other in an anvil ring where they are held by an arch keystone effect to form a circle of anvils.
    Type: Grant
    Filed: February 19, 1997
    Date of Patent: September 15, 1998
    Assignee: Magotteaux International
    Inventor: Jean Vis