Patents by Inventor Gustav Lazar

Gustav Lazar 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).

  • Screwless elevator car assembly
    Patent number: 4700809
    Abstract: The side panels (60,70), back panel (50), base panel (38), and top panel (80) of an elevator car (26) are assembled via interlocking U-shaped channels disposed along the edges of the panels. The base panel (38) has downward-projecting tabs (48) that fit between two lower cross-members (20,22) of the car frame (10). When the top panel is clamped down on the assembly via brackets (24) on the upper portion of the car frame (10), the entire assembly is rigidized.
    Type: Grant
    Filed: April 18, 1986
    Date of Patent: October 20, 1987
    Assignee: Otis Elevator Company
    Inventor: Gustav Lazar