Patents by Inventor Lawrence Mark Zunski

Lawrence Mark Zunski 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).

  • Ceramic bearing system
    Patent number: 11137032
    Abstract: An example of a ceramic bearing system includes a shaft comprising two radially extending shoulders that define a channel therebetween, a first tolerance ring disposed in the channel of the shaft, and a bearing assembly comprising a ceramic bearing. The bearing assembly is positioned around the first tolerance ring and has an axial length that is longer than an axial length of the first tolerance ring.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: October 5, 2021
    Assignees: Bell Textron Inc., United States of America as represented by the Secretary of the Army
    Inventors: Cody Anderson, Gilberto Morales, Lawrence Mark Zunski
  • Split torque gearbox
    Patent number: 7100468
    Abstract: A split torque gearbox having multiple input shafts. Each input shaft is connected to two face gears. Each face gear is connected to two quill shafts, one is coaxially mounted and the second is not coaxially mounted. Of the two quill shafts, one is positioned on a first side of an output stage and a second quill shaft is located on a second side of the output stage and the quill shafts are connected thereto. The output stage is connected to a main shaft.
    Type: Grant
    Filed: December 18, 2003
    Date of Patent: September 5, 2006
    Assignee: Sikorsky Aircraft Corporation
    Inventors: Yuriy Gmirya, Harsh Vinayak, David Andrew Binney, Lawrence Mark Zunski, Vincent F. Millea