Patents by Inventor Uwe Lassen

Uwe Lassen 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).

  • Method of installing a machine in an elevator system
    Patent number: 10252889
    Abstract: A method for installing an elevator drive machine in a machine room-less elevator system is provided. A drive machine assembly is fastened to a counterweight. The counterweight is then lifted vertically along a set of counterweight guide rails to the top of the hoistway. There, the drive machine assembly is mounted to the ends of the counterweight guide rails. Once in place, the drive machine assembly is then disconnected from the counterweight.
    Type: Grant
    Filed: May 2, 2012
    Date of Patent: April 9, 2019
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Gilles Bruno, Jacques Greuin, Fabrice Hamon, Michael John Barton, Jean-Louis Goussot, Uwe Lassen
  • METHOD OF INSTALLING A MACHINE IN AN ELEVATOR SYSTEM
    Publication number: 20150083525
    Abstract: A method for installing an elevator drive machine in a machine room-less elevator system is provided. A drive machine assembly is fastened to a counterweight. The counterweight is then lifted vertically along a set of counterweight guide rails to the top of the hoistway. There, the drive machine assembly is mounted to the ends of the counterweight guide rails. Once in place, the drive machine assembly is then disconnected from the counterweight.
    Type: Application
    Filed: May 2, 2012
    Publication date: March 26, 2015
    Inventors: Gilles Bruno, Jacques Greuin, Fabrice Hamon, Michael John Barton, Jean-Louis Goussot, Uwe Lassen
  • Double-ended mounting stud and tool
    Publication number: 20080175687
    Abstract: A double-ended stud and attachment tool is provided, comprising a double-ended stud having a shank adapted for attachment to a mounting surface, a threaded end adopted for receipt of a securement device, and a collar located therebetween; and an attachment tool with a first end for releasable securement to the threaded end of said stud, a second end adapted for securement to a tool.
    Type: Application
    Filed: October 6, 2005
    Publication date: July 24, 2008
    Inventors: Hans Christian Lassen, Uwe Lassen