Patents by Inventor Ziggy Kurnik

Ziggy Kurnik 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: 6125768
    Abstract: A biparting transit vehicle door system operator. The operator includes a base for attachment to the mass transit vehicle and a motive power source connected to a transmission having an output power shaft. Such operator further includes a teeter plate having a shaft engaging portion for engaging the shaft. The shaft has a teeter plate engaging portion for engaging the operator teeter plate. A thrust bearing is in mechanical contact with a hub portion of the teeter plate and a spring is in mechanical contact with the thrust bearing to exert a first axial thrust thereon. The thrust bearing communicating the first axial thrust to the teeter plate so that the shaft engaging portion of the teeter plate engages the teeter plate engaging portion of the shaft. The operator includes a release member having mechanical contact with the hub portion of the teeter plate for exerting a second axial thrust on the teeter plate.
    Type: Grant
    Filed: October 14, 1998
    Date of Patent: October 3, 2000
    Assignee: Westinghouse Air Brake Company
    Inventor: Ziggy Kurnik