Patents by Inventor Christian Schoerken

Christian Schoerken 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).

  • Production method for an insertion end, such as for a drilling, chiseling or boring tool
    Patent number: 8468912
    Abstract: A production method for an insertion end, especially for an insertion end of a drilling, chiseling or boring tool, including the following steps: a longitudinal groove is formed in the outer surface of a preferably cylindrical end piece of a blank, whereby the longitudinal groove acquires an open end section on a front face of the end piece. The outer surface of the end piece is surrounded by a die tool that engages into the longitudinal groove outside of its open end section. The open end section is closed in that the surrounded end piece is compressed by means of a stamp acting on the front face. The segmented, multi-component die tool preferably lies flush against the outer surface of the end piece outside of the longitudinal grooves.
    Type: Grant
    Filed: February 18, 2011
    Date of Patent: June 25, 2013
    Assignee: Hilti Aktiengesellschaft
    Inventors: Gerhard Schuetz, Frank Anschuetz, Thomas Traxler, Guenther Domani, Christian Schoerken, Gernot Weisser
  • Production method for an insertion end, such as for a drilling, chiseling or boring tool
    Publication number: 20110290079
    Abstract: A production method for an insertion end, especially for an insertion end of a drilling, chiseling or boring tool, including the following steps: a longitudinal groove is formed in the outer surface of a preferably cylindrical end piece of a blank, whereby the longitudinal groove acquires an open end section on a front face of the end piece. The outer surface of the end piece is surrounded by a die tool that engages into the longitudinal groove outside of its open end section. The open end section is closed in that the surrounded end piece is compressed by means of a stamp acting on the front face. The segmented, multi-component die tool preferably lies flush against the outer surface of the end piece outside of the longitudinal grooves.
    Type: Application
    Filed: February 18, 2011
    Publication date: December 1, 2011
    Applicant: Hilti Aktiengesellschaft
    Inventors: Gerhard Schuetz, Frank Anschuetz, Thomas Traxler, Guenther Domani, Christian Schoerken, Gernot Weisser