Patents by Inventor Anssi Karppinen

Anssi Karppinen 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).

  • Elevator system
    Patent number: 8746414
    Abstract: The invention relates to a method for replacing the hoisting ropes of an elevator. By the method of the invention, the hoisting ropes (4) are replaced by first joining the old and new hoisting ropes (4a, 4b) together by their one ends by splicing the ends together around a common core strand (17), whereupon the new set (4b) of hoisting ropes is pulled into place by means of the old set (4a) of hoisting ropes.
    Type: Grant
    Filed: April 23, 2008
    Date of Patent: June 10, 2014
    Assignee: Kone Corporation
    Inventors: Matti Hynni, Anssi Karppinen, Arto Tuhkio
  • ELEVATOR SYSTEM
    Publication number: 20080210494
    Abstract: The invention relates to a method for replacing the hoisting ropes of an elevator. By the method of the invention, the hoisting ropes (4) are replaced by first joining the old and new hoisting ropes (4a, 4b) together by their one ends by splicing the ends together around a common core strand (17), whereupon the new set (4b) of hoisting ropes is pulled into place by means of the old set (4a) of hoisting ropes.
    Type: Application
    Filed: April 23, 2008
    Publication date: September 4, 2008
    Applicant: KONE CORPORATION
    Inventors: Matti Hynni, Anssi Karppinen, Arto Tuhkio