Patents by Inventor Ortal ALPERSON

Ortal ALPERSON 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).

  • Cutting insert having land with spaced apart upwardly bulging land portions and non-rotary cutting tool provided therewith
    Patent number: 10987740
    Abstract: A cutting insert has a cutting portion corner formed at the intersection of a rake surface, a forward cutting portion surface and a relief surface. A cutting edge is formed at an intersection of the rake surface and the relief surface with a land that is located on the rake surface and that extends along, and negatively away from, the cutting edge. A chip-control arrangement is located at the rake surface and includes an elongated projection and plurality of spaced apart elongated protuberances that extend from the projection to the cutting edge, so that the land has a plurality of spaced apart bulging land portions. A non-rotary cutting tool has an insert holder having an insert pocket and the cutting insert releasably retained therein.
    Type: Grant
    Filed: January 3, 2019
    Date of Patent: April 27, 2021
    Assignee: ISCAR LTD.
    Inventors: Sergey Chistyakov, Ortal Alperson
  • CUTTING INSERT HAVING LAND WITH SPACED APART UPWARDLY BULGING LAND PORTIONS AND NON-ROTARY CUTTING TOOL PROVIDED THEREWITH
    Publication number: 20190262908
    Abstract: A cutting insert has a cutting portion corner formed at the intersection of a rake surface, a forward cutting portion surface and a relief surface. A cutting edge is formed at an intersection of the rake surface and the relief surface with a land that is located on the rake surface and that extends along, and negatively away from, the cutting edge. A chip-control arrangement is located at the rake surface and includes an elongated projection and plurality of spaced apart elongated protuberances that extend from the projection to the cutting edge, so that the land has a plurality of spaced apart bulging land portions. A non-rotary cutting tool has an insert holder having an insert pocket and the cutting insert releasably retained therein.
    Type: Application
    Filed: January 3, 2019
    Publication date: August 29, 2019
    Applicant: ISCAR LTD.
    Inventors: Sergey CHISTYAKOV, Ortal ALPERSON