with DC powered elevator drive

Industry

  • CPC
  • B66B1/306
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Patents Grantslast 30 patents

  • Information Patent Grant

    Car to car wireless power transfer

    • Patent number 11,682,929
    • Issue date Jun 20, 2023
    • Otis Elevator Company
    • Enrico Manes
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Elevator

    • Patent number 11,577,934
    • Issue date Feb 14, 2023
    • Kone Corporation
    • Arto Nakari
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Elevator

    • Patent number 11,498,806
    • Issue date Nov 15, 2022
    • Kone Corporation
    • Arto Nakari
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Transport conveyor drive

    • Patent number 11,325,808
    • Issue date May 10, 2022
    • Kone Corporation
    • Arto Nakari
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Passenger conveyor

    • Patent number 11,167,953
    • Issue date Nov 9, 2021
    • Mitsubishi Electric Corporation
    • Atsushi Morigami
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Automatic rescue and charging system for elevator drive

    • Patent number 11,053,096
    • Issue date Jul 6, 2021
    • Otis Elevator Company
    • Ismail Agirman
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Drive and control for six-phase electrical machines with negligible...

    • Patent number 10,773,922
    • Issue date Sep 15, 2020
    • Otis Elevator Company
    • Dong Jiang
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Low profile drive unit for elevator system

    • Patent number 10,071,880
    • Issue date Sep 11, 2018
    • Otis Elevator Company
    • Andreas Tutat
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Elevator system including a power storage device with a supercapaci...

    • Patent number 9,834,406
    • Issue date Dec 5, 2017
    • Otis Elevator Company
    • Carlo Mezzadri
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Electric motor drive

    • Patent number 8,207,700
    • Issue date Jun 26, 2012
    • Kone Corporation
    • Timo Syrman
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Energy saver elevator

    • Patent number 5,341,902
    • Issue date Aug 30, 1994
    • Rene A. Ruiz
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Method and device for braking a squirrel-cage motor

    • Patent number 4,908,563
    • Issue date Mar 13, 1990
    • Kone Elevator GmbH
    • Seppo Suur-Askola
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Converter-powered drive for an elevator

    • Patent number 4,671,390
    • Issue date Jun 9, 1987
    • Inventio AG
    • Ray Stanyard
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Load change responsive elevator speed control apparatus

    • Patent number 4,452,341
    • Issue date Jun 5, 1984
    • Mitsubishi Denki Kabushiki Kaisha
    • Toru Tanahashi
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Emergency stop apparatus for electric elevators

    • Patent number 4,284,175
    • Issue date Aug 18, 1981
    • Mitsubishi Denki Kabushiki Kaisha
    • Toshiaki Ishii
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Elevator control apparatus

    • Patent number 4,209,082
    • Issue date Jun 24, 1980
    • Mitsubishi Denki Kabushiki Kaisha
    • Nobuo Anzai
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Static Leonard system

    • Patent number 4,165,801
    • Issue date Aug 28, 1979
    • Mitsubishi Denki Kabushiki Kaisha
    • Eiki Watanabe
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Speed control apparatus for AC elevator

    • Patent number 4,122,919
    • Issue date Oct 31, 1978
    • Mitsubishi Denki Kabushiki Kaisha
    • Nobuo Anzai
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Transportation system with malfunction monitor

    • Patent number 3,961,688
    • Issue date Jun 8, 1976
    • Armor Elevator Company
    • John T. Maynard
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    2978070

    • Patent number 2,978,070
    • Issue date Apr 4, 1961
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    2804587

    • Patent number 2,804,587
    • Issue date Aug 27, 1957
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents