Patents by Inventor Piech Zbigniew

Piech Zbigniew 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: 10850945
    Abstract: A machine assembly for use in an elevator system is provided including a drive sheave (52) configured to rotate about a first axis of rotation (R). A first roller shaft (54) is configured to rotate about a second axis of rotation (S) substantially parallel to the first axis of rotation. Rotation of the first roller shaft about the second axis of rotation is configured to rotate the drive sheave about the first axis of rotation. A first motor is operably coupled to the first roller shaft and is configured to rotate the first roller shaft about the second axis of rotation.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: December 1, 2020
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Benjamin J. Watson, Piech Zbigniew
  • Publication number: 20170088400
    Abstract: A machine assembly for use in an elevator system is provided including a drive sheave (52) configured to rotate about a first axis of rotation (R). A first roller shaft (54) is configured to rotate about a second axis of rotation (S) substantially parallel to the first axis of rotation. Rotation of the first roller shaft about the second axis of rotation is configured to rotate the drive sheave about the first axis of rotation. A first motor is operably coupled to the first roller shaft and is configured to rotate the first roller shaft about the second axis of rotation.
    Type: Application
    Filed: May 8, 2015
    Publication date: March 30, 2017
    Inventors: Benjamin J. Watson, Piech Zbigniew