Patents by Inventor Christian Heydeck

Christian Heydeck 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 tool
    Patent number: 10195766
    Abstract: A cutting tool is provided. The cutting tool comprises a tip, a body and a shank. The tip has a tip radius and a tip length. The body has a body radius and a body length between the shank and a recess portion along a longitudinal axis of the body. The recess portion comprises a wall which forms a recess with a depth into the body for retaining a major part of the tip length within the recess. The body radius at half the depth of the recess does not exceed two tip radiuses. The tip is made of a hard metal alloy with a hardness of at least 1300 HV50 and the body is made of a steel alloy with a hardness of at least 450 HV30.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: February 5, 2019
    Assignee: EPIROC DRILLING TOOLS AKTIEBOLAG
    Inventors: Tomas Rostvall, Christian Heydeck
  • CUTTING TOOL
    Publication number: 20180142432
    Abstract: A cutting tool is provided. The cutting tool comprises a tip, a body and a shank. The tip has a tip radius and a tip length. The body has a body radius and a body length between the shank and a recess portion along a longitudinal axis of the body. The recess portion comprises a wall which forms a recess with a depth into the body for retaining a major part of the tip length within the recess. The body radius at half the depth of the recess does not exceed two tip radiuses. The tip is made of a hard metal alloy with a hardness of at least 1300 HV50 and the body is made of a steel alloy with a hardness of at least 450 HV30.
    Type: Application
    Filed: May 3, 2016
    Publication date: May 24, 2018
    Applicant: ATLAS COPCO SECOROC AB
    Inventors: Tomas Rostvall, Christian Heydeck