Patents by Inventor Harold Nusime

Harold Nusime 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).

  • Patent number: 5988350
    Abstract: The present invention relates to an aluminum die-cast escalator step with a reinforcing addition, by means of which the load capacity and thus the fracture load limit of the step body (1) 15 increased. In an unchanged compact step body (1), a stiffening section (6) is fastened in the transverse direction at the rear part at its underside (16). Side struts (15) are reinforced by enclosing side parts (7, 8) wherein the rims of the side surfaces of the side parts (7, 8) lie against the underside (16) and against the rear side (17) of the step body (1). A metal ring is welded to the side plate and encloses the stub axle pin of the step body. The stiffening section (6) has an asymmetric U shape.
    Type: Grant
    Filed: May 14, 1997
    Date of Patent: November 23, 1999
    Assignee: Invento AG
    Inventors: Harold Nusime, Wolfgang Neszmerak