Patents by Inventor Harry Schellenberg

Harry Schellenberg 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).

  • Centerless grinding machine
    Patent number: 8579680
    Abstract: A centerless grinding machine includes a frame with an upper base and includes a driven regulating wheel and a driven grinding wheel mounted to the frame. At least one of the wheels is mounted to the upper base and hangs downwardly from the upper base. At least one of the wheels is indexable laterally along an X direction. The wheels are for supporting and grinding a work piece placed between the grinding wheel and the regulating wheel. Preferably the upper base is spaced from and above the at least one wheel and the regulating wheel and the grinding wheel are operably mounted to the upper base such that the wheels hang downwardly from the upper base.
    Type: Grant
    Filed: June 11, 2010
    Date of Patent: November 12, 2013
    Inventors: Dan Schellenberg, Harry Schellenberg
  • CENTERLESS GRINDING MACHINE
    Publication number: 20100323589
    Abstract: A centerless grinding machine includes a frame with an upper base and includes a driven regulating wheel and a driven grinding wheel mounted to the frame. At least one of the wheels is mounted to the upper base and hangs downwardly from the upper base. At least one of the wheels is indexable laterally along an X direction. The wheels are for supporting and grinding a work piece placed between the grinding wheel and the regulating wheel. Preferably the upper base is spaced from and above the at least one wheel and the regulating wheel and the grinding wheel are operably mounted to the upper base such that the wheels hang downwardly from the upper base.
    Type: Application
    Filed: June 11, 2010
    Publication date: December 23, 2010
    Inventors: Harry Schellenberg, Dan Schellenberg