Patents by Inventor Ari Härkönen

Ari Härkönen 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).

  • Suspension device and suspension arrangement
    Patent number: 9573790
    Abstract: A suspension device and a suspension arrangement for suspending a cable in an elevator hoistway are provided. The suspension device includes a mechanical fixing interface for fixing the suspension device to a supporting structure. The suspension device also includes a fixing part of the cable, which fixing part of the cable is made to be turnable in relation to the mechanical fixing interface.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: February 21, 2017
    Assignee: KONE CORPORATION
    Inventor: Ari Härkönen
  • Supplemental elevator safety system
    Patent number: 8869945
    Abstract: The invention relates to a safety arrangement of an elevator system and to a method for ensuring safety in an elevator system. The safety arrangement comprises at least one mechanical stopping appliance and the control of the safety arrangement comprises at least one limit value that sets the speed, deceleration or permitted vertical distance from the door zone of the elevator car. In the method for ensuring safety in an elevator system at least one mechanical stopping appliance is fitted to the safety arrangement of the elevator system and at least one limit value that sets the speed, deceleration or permitted vertical distance from the door zone of the elevator car is set for the control of the safety arrangement.
    Type: Grant
    Filed: February 17, 2009
    Date of Patent: October 28, 2014
    Assignee: Kone Corporation
    Inventors: Ari Härkönen, Sakari Korvenranta, Ari Kattainen, Timo Syrman, Hannu Ahrnberg, Risto Jokinen
  • Method and system for presenting information in an elevator car based on speed
    Patent number: 8869947
    Abstract: The invention relates to an elevator system and also to a method for presenting information during a run with an elevator. In the method, the interior lighting of an elevator car is dimmed during a run sequence of the elevator car, and also information is presented inside on an illuminated display in the elevator car when the interior lighting of the elevator car has been dimmed.
    Type: Grant
    Filed: May 9, 2013
    Date of Patent: October 28, 2014
    Assignee: Kone Corporation
    Inventor: Ari Härkönen
  • METHOD FOR PRESENTING INFORMATION DURING A RUN WITH AN ELEVATOR, AND ALSO AN ELEVATOR SYSTEM
    Publication number: 20130248301
    Abstract: The invention relates to an elevator system and also to a method for presenting information during a run with an elevator. In the method, the interior lighting of an elevator car is dimmed during a run sequence of the elevator car, and also information is presented inside on an illuminated display in the elevator car when the interior lighting of the elevator car has been dimmed.
    Type: Application
    Filed: May 9, 2013
    Publication date: September 26, 2013
    Applicant: KONE Corporation
    Inventor: Ari HÄRKÖNEN
  • SUSPENSION DEVICE AND SUSPENSION ARRANGEMENT
    Publication number: 20120241260
    Abstract: A suspension device and a suspension arrangement for suspending a cable in an elevator hoistway are provided. The suspension device includes a mechanical fixing interface for fixing the suspension device to a supporting structure. The suspension device also includes a fixing part of the cable, which fixing part of the cable is made to be turnable in relation to the mechanical fixing interface.
    Type: Application
    Filed: May 23, 2012
    Publication date: September 27, 2012
    Inventor: Ari HÄRKÖNEN
  • Self-operable reserve power system for an elevator system
    Patent number: 7540355
    Abstract: A power control system is operable for controlling and balancing the generation and/or consumption of electrical power through an internal electricity distribution network connected with at least one electrically driven elevator system. The elevator system is connected to the internal electricity distribution network of a particular building, which can further be connected either to the external public electricity distribution network, or to a reserve power appliance. An elevator system includes at least one elevator, an elevator control system, an elevator motor, a frequency convertor fitted to supply the elevator motor which may be in operation when provided with electricity through an external public electricity distribution network, or during disruption of power.
    Type: Grant
    Filed: April 4, 2008
    Date of Patent: June 2, 2009
    Assignee: Kone Corporation
    Inventor: Ari Härkönen