Patents by Inventor Mikko Puranen

Mikko Puranen 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).

  • Publication number: 20210155446
    Abstract: A method for operating, such as commissioning, an elevator, and an elevator are presented herein. The elevator comprises an electric linear motor for moving movable units. The method comprises moving a first movable unit along a linear stator of the electric linear motor in the elevator shaft, and determining at least one characteristic, such as a floor position or an air gap width of the electric linear motor, at a plurality of elevator shaft positions by the first movable unit, such as by a winding, a coil, or a sensor, during the moving. The method further comprises storing the determined at least one characteristic, and controlling moving of at least a second movable unit, such as comprising another of the elevator cars or a second motor unit, by utilizing the stored at least one characteristic.
    Type: Application
    Filed: October 16, 2020
    Publication date: May 27, 2021
    Applicant: KONE Corporation
    Inventors: Pasi Raassina, Tuukka Korhonen, Ari Hänninen, Ari Koivisto, Hannu Nousu, Mikko Puranen, Tapio Tyni, Tommi Huotari
  • Publication number: 20210139275
    Abstract: According to an aspect, there is provided an elevator parking brake comprising brake pads configured to provide a braking force against a guide rail in a loading and unloading situation of an elevator car; and at least one sensor. The elevator parking brake is configured to allow a predetermined amount of movement within the elevator parking brake in the loading and unloading situation of the elevator car, and the at least one sensor is configured to provide at least one indication associated with the movement within the elevator parking brake in the loading and unloading situation of the elevator car.
    Type: Application
    Filed: October 15, 2020
    Publication date: May 13, 2021
    Applicant: Kone Corporation
    Inventors: Antti KOSKINEN, Petri HARTIKAINEN, Pekka HALLIKAINEN, Janne SALOMAKI, Antti SAARELAINEN, Henri WENLIN, Risto JOKINEN, Timo VLASOV, Mikko PURANEN, Esa PUTKINEN, Jyrki LAAKSONHEIMO, Lauri STOLT, Tuukka KAUPPINEN, Jarkko SALORANTA, Hilkka HAMALAINEN, Sami SAARELA
  • Publication number: 20210078832
    Abstract: A device for an elevator, an elevator, and a method for moving an elevator car are presented. The device includes a linear mover including a winding. The linear mover is adapted to establish an electromagnetic engagement by the winding with a linear stator of a first stator beam. The device further includes an electrical energy storage unit, such as at least one battery, and an electrical converter unit arranged to supply electrical current from the electrical energy storage unit to the winding for moving the device along the first stator beam. The at least one linear mover, the electrical energy storage, and the electrical converter unit are integrated into a body of the device, and the device is adapted for attaching removably to an elevator car of the elevator and, optionally, to a further device of the elevator.
    Type: Application
    Filed: September 3, 2020
    Publication date: March 18, 2021
    Applicant: KONE Corporation
    Inventors: Tommi Huotari, Ari Koivisto, Ari Hänninen, Mikko Puranen, Hannu Nousu, Tapio Tyni
  • Publication number: 20210061612
    Abstract: An elevator system includes: an elevator control; a plurality of individually movable elevator cars driving in an elevator runway system including at least one elevator runway, preferably at least two elevator runways, whereby the number of elevator cars is higher than the number of elevator runways in the runway system. The elevator cars are movable in the elevator runway system via at least one drive system. Each of the elevator cars is provided with an identifier. The elevator system includes at least one reader device for the identifier and a car handling module in the elevator control processing the information on the elevator cars and their identifiers in connection with their position in the elevator system. The elevator system includes elevator cars differing in at least one parameter (differing parameter).
    Type: Application
    Filed: August 11, 2020
    Publication date: March 4, 2021
    Applicant: KONE Corporation
    Inventors: Ari Koivisto, Ari Hänninen, Tommi Huotari, Mikko Puranen, Hannu Nousu, Tapio Tyni
  • Patent number: 10823704
    Abstract: A method for inspecting a condition of an elongated load bearing member of a rope of a hoisting apparatus, such as an elevator includes ultrasound scanning one or more regions of the load bearing member with an ultrasonic scanner. A method for inspecting a condition of a rope of a hoisting apparatus, such as an elevator, which rope includes at least one load bearing member includes inspecting at least one load bearing member of the rope with an ultrasound scanner.
    Type: Grant
    Filed: July 2, 2018
    Date of Patent: November 3, 2020
    Assignee: KONE CORPORATION
    Inventors: Mikko Puranen, Hannu Lehtinen
  • Publication number: 20200299101
    Abstract: The invention relates to an elevator apparatus, comprising: a shaft, an elevator car vertically movable in the shaft, one or more ropes connected with the car, and a controller for controlling movement of the car. In order to detect sway in one or more elevator ropes connected with the car, the apparatus comprises at least one sensor unit arranged in the elevator shaft to detect sway and to produce a control signal indicating to the controller the detected sway. The controller compares the detected sway to a predetermined limit and prevents movement of the elevator car when sway reaches the predetermined limit.
    Type: Application
    Filed: January 30, 2020
    Publication date: September 24, 2020
    Inventors: Mikko PURANEN, Mari Zakrzewski
  • Patent number: 10773923
    Abstract: In the technical field of elevator systems, so as to provide a measure for preventing an overspeed governor rope inertia from unwantedly engaging a safety gear in an overspeed governor system, which has a governor rope connected to a moving mass of the elevator system, a machinery brake for decelerating the moving mass so as to perform a quick stop of the moving mass, a safety gear mounted to the moving mass, a synchronization linkage for tripping the safety gear and a synchronization linkage blocking device for blocking the synchronization linkage and/or a governor brake for braking the governor rope, it is determined whether a quick stop of the moving mass is performed, and the governor brake or the synchronization linkage blocking device is activated when the quick stop of the moving mass is performed.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: September 15, 2020
    Assignee: KONE CORPORATION
    Inventors: Mikko Puranen, Riku Lampinen, Jarkko Saloranta, Antti I Mäki, Jukka Turpeinen, Samuli Mäntynen
  • Publication number: 20200283264
    Abstract: According to an aspect, there is provided an energy storage system for an elevator car of an elevator system, comprising an energy storage; an energy storage management system connected to the energy storage and configured to monitor a state of the energy storage. The energy storage management system is configured to communicate directly with a charging arrangement located in an elevator shaft via a first communication channel to start and stop charging of the energy storage via the charging arrangement. The energy storage management system is further configured to communicate with an elevator controller associated with the elevator car via a second communication channel.
    Type: Application
    Filed: February 19, 2020
    Publication date: September 10, 2020
    Applicant: KONE Corporation
    Inventors: Pekka Perunka, Mikko Puranen, Janne Öfversten, Ville Thomenius, Jari Romo
  • Publication number: 20200283260
    Abstract: According to an aspect, there is provided a method for elevator call allocation in an elevator system. The method comprises receiving charge information associated with an energy storage of an elevator car from each of a plurality of elevator cars of the elevator system; receiving an elevator call to a floor providing a charging arrangement for the energy storages; and allocating the elevator call to an elevator car of the plurality of elevator cars at least partly based on the charge information received from each of the plurality of elevator cars.
    Type: Application
    Filed: February 13, 2020
    Publication date: September 10, 2020
    Applicant: KONE Corporation
    Inventors: Pekka Perunka, Mikko Puranen, Janne Öfversten, Tapio Tyni, Jari Romo, Ville Thomenius
  • Publication number: 20200239272
    Abstract: The invention relates to an elevator system having a mobile communication network. The elevator system comprises: an elevator shaft, and a mobile communication base station arranged to the elevator shaft to a close vicinity of top of a building. The base station is configured to receive and transmit signals with an external mobile communication system and to receive and transmit the signals inside the elevator shaft. The invention relates also to a method for providing a mobile communication network for an elevator system.
    Type: Application
    Filed: April 13, 2020
    Publication date: July 30, 2020
    Applicant: Kone Corporation
    Inventors: Ari HANNINEN, Jouni RATIA, Mikko PURANEN, Tommi HUOTARI
  • Publication number: 20200239273
    Abstract: The invention relates to an elevator system having a multichannel mobile communication functionality. The elevator system comprises: an elevator shaft, and a mobile communication base station arranged the elevator shaft to a close vicinity of top of a building. The base station is at least configured to receive and transmit signals with an external mobile communication system and to receive and transmit the signals inside the elevator shaft. The signals comprise multiple channels and at least one of the multiple channels is configured to provide a first high-speed functionality for the at least one elevator related unit of the elevator system. The invention relates also to a method for providing a multichannel mobile communication functionality for an elevator system.
    Type: Application
    Filed: April 20, 2020
    Publication date: July 30, 2020
    Applicant: Kone Corporation
    Inventors: Ari HANNINEN, Jouni RATIA, Mikko PURANEN, Tommi HUOTARI, Jani HAUTUKORPI, Jukka SALMIKUUKKA
  • Publication number: 20200207582
    Abstract: According to an aspect, there is provided an elevator car parking brake comprising brake pads and an actuator configured to move the brake pads with respect to a guide rail. The elevator car parking brake further comprises levers, each having an associated brake pad; and at least one screw associated with the actuator and rotatably fixed to at least one lever via at least one attaching member. In a braking operation, the actuator is configured to rotate the at least one screw in a first direction with respect to the at least one attaching member, thus causing the levers with the brake pads to move towards the guide rail. In a brake release operation, the actuator is configured to rotate the at least one screw in a second direction with respect to the at least one attaching member, thus causing the levers with the brake pads to move away from the guide rail.
    Type: Application
    Filed: December 30, 2019
    Publication date: July 2, 2020
    Applicant: Kone Corporation
    Inventors: Antti KOSKINEN, Hilkka HAMALAINEN, Timo VLASOV, Mikko PURANEN, Antti SAARELAINEN, Henri WENLIN
  • Publication number: 20200207575
    Abstract: According to an aspect, there is provided an elevator car parking brake comprising a brake carrier having a first plate and a second plate, the plates being spaced from each other and positioned to enable a guide rail to travel within the space between the plates, a caliper movably connected to the brake carrier, brake pads, and an actuator configured to move the brake pads against a guide rail in a braking operation. The elevator car parking brake further comprises at least one first compression spring arranged between the first plate of the brake carrier and a brake pad directly associated with the actuator; and at least one second compression spring arranged between the second plate of the brake carrier and the caliper, the first and second compression springs being configured to keep the brake pads substantially centered with respect to the brake carrier.
    Type: Application
    Filed: December 30, 2019
    Publication date: July 2, 2020
    Applicant: Kone Corporation
    Inventors: Antti KOSKINEN, Antti I MAKI, Jukka TURPEINEN, Hilkka HAMALAINEN, Antti SAARELAINEN, Henri WENLIN, Mikko PURANEN, Timo VLASOV, Jukka PENTTILA, Jorma SARKKINEN
  • Publication number: 20200002122
    Abstract: A method for controlling movement of an elevator car includes driving the car vertically to a landing; activating a park brake; and holding the car immovable with the park brake. The holding includes compressing a guide rail by compression members with a first compression force; opening a door for allowing loading and/or unloading the car; maintaining the door open for allowing loading and/or unloading the car while the car is held immovable; and starting closing movement of the door. After the starting closing movement of the door, relieving the brake for allowing the elevator car to start to move vertically.
    Type: Application
    Filed: September 10, 2019
    Publication date: January 2, 2020
    Applicant: KONE Corporation
    Inventors: Antti Koskinen, Mikko Puranen, Serguei Laitinen
  • Patent number: 10377605
    Abstract: Modern elevators involve a plurality of ropes and wheels for ropes in a variety of different functions related to the operation and security of an elevator. The wearing of a rope and a wheel may be inspected by scanning a profile of a wheel or ropes on a wheel. When a rope or a wheel is worn the profile will be lower than in the normal situation. Depending on the difference to the normal situation an appropriate action may be taken.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: August 13, 2019
    Assignee: KONE CORPORATION
    Inventors: Mikko Puranen, Pentti Alasentie
  • Publication number: 20190219530
    Abstract: The invention relates to a method for inspecting quality and/or condition of an elongated composite member, which is a load bearing member of a rope of a hoisting apparatus, such as an elevator, or a precursor of such a load bearing member, the method comprising providing an elongated composite member; and changing the temperature of said elongated composite member by heating or cooling said elongated composite member via a flank thereof; and scanning said elongated composite member from a lateral side thereof with a thermal imaging device after said changing of the temperature; and creating thermographic images of said elongated composite member.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 18, 2019
    Applicant: Kone Corporation
    Inventors: Kim ANTIN, Sven BOSSUYT, Antti HASSINEN, Juha HELENIUS, Juha HONKANEN, Mika JUNTUNEN, Petri KERE, Mikko LASSILA, Hannu LEHTINEN, Aleksi NAREIKKO, Mikko PURANEN, Kai RUOTSALAINEN, Petteri VALJUS
  • Publication number: 20190202666
    Abstract: The invention relates to a method for condition monitoring of a rope of a hoisting apparatus, and to an arrangement for condition monitoring of a rope of a hoisting apparatus, preferably of an elevator for transporting passengers and/or goods.
    Type: Application
    Filed: October 31, 2018
    Publication date: July 4, 2019
    Applicant: Kone Corporation
    Inventors: Mika JUNTUNEN, Mikko PURANEN, KIM ANTIN, TELMO SANTOS, Miguel MACHADO
  • Patent number: 10329119
    Abstract: An elevator including a hoistway, an elevator car vertically movable in the hoistway, a rope connected to the elevator car movably together with the elevator car, a guide for guiding the rope along a path and a device that determines a position of the elevator car. The device includes an elongated code mark pattern provided on the rope, one or more sensors mounted beside the rope for sensing code marks of the code mark pattern, and an analyzer connected with the a plurality of sensors. The one or more sensors sense code marks of the code mark pattern passing by them when the rope moves along its path, and the analyzer determines the current position of the elevator car based on code marks sensed by the one or more sensors during movement of the rope.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: June 25, 2019
    Assignee: KONE CORPORATION
    Inventors: Mikko Puranen, Pentti Alasentie
  • Publication number: 20180306752
    Abstract: A method for inspecting a condition of an elongated load bearing member of a rope of a hoisting apparatus, such as an elevator includes ultrasound scanning one or more regions of the load bearing member with an ultrasonic scanner. A method for inspecting a condition of a rope of a hoisting apparatus, such as an elevator, which rope includes at least one load bearing member includes inspecting at least one load bearing member of the rope with an ultrasound scanner.
    Type: Application
    Filed: July 2, 2018
    Publication date: October 25, 2018
    Applicant: KONE Corporation
    Inventors: Mikko Puranen, Hannu Lehtinen
  • Patent number: 10011459
    Abstract: The safety circuit includes a safety switch or a series circuit of safety switches, which includes an input for an electrical safety circuit signal as well as an output, in which the electrical safety circuit signal being supplied to the input is present when all the safety switches are closed. The safety circuit also includes a cable including an optical fiber as well as a transmitter circuit for the optical signal, the output of which circuit is connected to the cable including an optical fiber. The input of the transmitter circuit is connected to the output of the aforementioned safety switch or of the series circuit of safety switches, and the transmitter circuit is configured to transmit in the optical fiber of the cable the safety circuit signal that is present in the output of the safety switch or of the series circuit of safety switches.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: July 3, 2018
    Assignee: KONE CORPORATION
    Inventor: Mikko Puranen