Patents by Inventor Alwin Pienz

Alwin Pienz 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).

  • Comminuting device
    Patent number: 7533837
    Abstract: A comminuting device includes a comminuting chamber which has a bottom wall and a circumferential wall which extends upwards from the bottom wall. The device also includes a rotatably driven drive shaft which extends essentially orthogonal to the bottom wall, and at least one comminuting element which is disposed next to the bottom wall. This at least one comminuting element can be made to perform a rotary movement about the drive shaft by the drive shaft. A plurality of additional comminuting elements which can be made to perform a rotary or revolving movement about the drive shaft (22) by means of the drive shaft are arranged above the at least one comminuting element comminuting element disposed next to the bottom wall.
    Type: Grant
    Filed: August 27, 2003
    Date of Patent: May 19, 2009
    Assignee: BHS-Sonthofen, GmbH
    Inventors: Helmut Schweiger, Alwin Pienz, Gert Muller, Angelo Schmandra
  • Comminuting device
    Publication number: 20060124787
    Abstract: A comminuting device includes a comminuting chamber which has a bottom wall and a circumferential wall which extends upwards from the bottom wall. The device also includes a rotatably driven drive shaft which extends essentially orthogonal to the bottom wall, and at least one comminuting element which is disposed next to the bottom wall. This at least one comminuting element can be made to perform a rotary movement about the drive shaft by the drive shaft. A plurality of additional comminuting elements which can be made to perform a rotary or revolving movement about the drive shaft (22) by means of the drive shaft are arranged above the at least one comminuting element comminuting element disposed next to the bottom wall.
    Type: Application
    Filed: August 27, 2003
    Publication date: June 15, 2006
    Inventors: Helmut Schweiger, Alwin Pienz, Gert Muller, Angelo Schmandra