Patents by Inventor Cornelis Hendrikus Liet

Cornelis Hendrikus Liet 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).

  • Silo having a cylindrical wall and a discharge device
    Patent number: 4057295
    Abstract: A silo having a cylindrical wall comprising a discharging device, having a frame being vertically movable in the silo, in which a delivery tube having an eccentrical suction nozzle is rotatably arranged in a central bearing and comprising means for collecting the material stored in the silo into an annular heap corresponding to the course of the suction nozzle, said silo being constructed from substantially rectangular, slightly cylindrically curved, flanged sheets provided all around with bolt holes, at least one straight side of said sheets being not provided with a flange, whereas at least two adjacent sides are provided with a flange.
    Type: Grant
    Filed: July 21, 1975
    Date of Patent: November 8, 1977
    Assignee: Trioliet-Mullos Silo Nederland B.V.
    Inventors: Fredericus Liet, Cornelis Hendrikus Liet