Patents by Inventor Anton Kievits

Anton Kievits 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).

  • Body supporting furniture frame
    Patent number: 4106140
    Abstract: A body supporting furniture frame having two opposite longitudinal girders and a plurality of mutually parallel cross-girders disposed therebetween, wherein at least the edges of the cross-girders are provided with a lengthwise aperture in which a wire or bar is loosely inserted and the wires or bars are bent convexly upward in the longitudinal direction, and wherein the cross-section of each lengthwise aperture and the cross-section of the corresponding wire or bar are specially designed so that the wire or bar is blocked in the lengthwise aperture against rotation through an angle exceeding 90.degree..
    Type: Grant
    Filed: February 11, 1977
    Date of Patent: August 15, 1978
    Assignee: N. V. Bekaert S.A.
    Inventor: Anton Kievits