Patents by Inventor Erkka Kiviaho

Erkka Kiviaho 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, an elevator safety control unit, and an elevator system for defining a condition of an elevator car suspension means
    Patent number: 11511969
    Abstract: The invention relates to a method for defining a condition of an elevator car suspension means. The method includes detecting a rate of change of elongation of the elevator car suspension means in order to define the condition of the elevator car suspension means. The invention relates also to an elevator safety control unit and an elevator system performing at least partly the method.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: November 29, 2022
    Assignee: KONE Corporation
    Inventors: Ari Kattainen, Petteri Valjus, Erkka Kiviaho, Andrew Jahn
  • METHOD, AN ELEVATOR SAFETY CONTROL UNIT, AND AN ELEVATOR SYSTEM FOR DEFINING A CONDITION OF AN ELEVATOR CAR SUSPENSION MEANS
    Publication number: 20200223667
    Abstract: The invention relates to a method for defining a condition of an elevator car suspension means. The method includes detecting a rate of change of elongation of the elevator car suspension means in order to define the condition of the elevator car suspension means. The invention relates also to an elevator safety control unit and an elevator system performing at least partly the method.
    Type: Application
    Filed: March 27, 2020
    Publication date: July 16, 2020
    Applicant: KONE Corporation
    Inventors: Ari KATTAINEN, Petteri VALJUS, Erkka KIVIAHO, Andrew JAHN
  • MAINTENANCE METHOD OF AN ELEVATOR COMPONENT
    Publication number: 20190210835
    Abstract: Elevator components can be equipped with an electronic information plate. The electronic information plates are associated with a particular electronic information plate that can store different properties of the associated component. The content of each electronic information plate is read manually or automatically and transmitted to a controller. The controller analyzes the received content and launches a predetermined action if the content indicates a need for maintenance.
    Type: Application
    Filed: March 19, 2019
    Publication date: July 11, 2019
    Applicant: KONE Corporation
    Inventors: Markku Haapaniemi, Ari Kattainen, Matti Räsänen, Antti Hovi, Erkka Kiviaho, Petteri Valjus