Patents by Inventor Alexander Kniele

Alexander Kniele 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).

  • Compulsory mixer used, in particular, as a cement mixer
    Patent number: 6390664
    Abstract: There is provided a forced mixer for mixing components, comprising a funnel-shaped mixing space having along its center axis (3) a coaxially mounted inner and outer mixing tool, the inner mixing tool (2) consisting of a screw (5) extending toward the outlet slide (6). For the forced mixer to be usable with a high efficency in particular as a concrete mixer, the outer mixing tool (8) comprises mixing shares or scrapers (9) glidingly moving along the mixing container surfaces (1) contacted by the mixed material.
    Type: Grant
    Filed: June 20, 2001
    Date of Patent: May 21, 2002
    Inventors: Harald Kniele, Alexander Kniele