Patents by Inventor Bernhard Lisec

Bernhard Lisec 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).

  • Articulator for simulating movements of the mandible
    Patent number: 4781586
    Abstract: In a dental articulator for simulating movements of a mandible relative to an upper jaw, comprising an upper part (2, 4) adapted to carry an upper jaw model (7), a lower part (1) adapted to carry a lower jaw model (8), and a hinge (13, 13) connecting said upper and lower parts, the hinge defining an axis (A-B) extending substantially horizontally in a plane extending substantially perpendicularly to the upper and lower parts for articulating said upper part with respect to the lower part about the hinge axis: the invention provides two pins (18) displaceably mounted in a first laterally extending slot (22) in the upper part (4), the pins extending downwardly from the upper part and being adapted to be fixed in said first slot, a constraining bar (19) fixed to said lower part (1), the constraining bar having a constraining edge in front of said plane and facing rearwardly towards said hinge axis, and the constraining edge being engageable with said pins (18) and spaced from the axis a distance corresponding to
    Type: Grant
    Filed: February 2, 1987
    Date of Patent: November 1, 1988
    Inventor: Bernhard Lisec