Title:
VIBRATION DAMPING DEVICE FOR ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2021/220408
Kind Code:
A1
Abstract:
Provided is a vibration damping device for an elevator, which allows a structure for supporting an elevator car to be simplified. This vibration damping device for an elevator comprises: a plurality of corner vibration dampers that are installed below the four corners of the floor of an elevator car; and a central vibration damper that is disposed below the floor of the car at a position overlapping the lower frame of a car frame that surrounds the outer periphery of the car in a horizontal projection plane, and disposed at a height such that the lower surface of the car makes contact with the upper surface earlier than the plurality of corner vibration dampers during the installation of the car.
Inventors:
SHINDO KAZUYA (JP)
MATSUMOTO TAKESHI (JP)
MATSUMOTO TAKESHI (JP)
Application Number:
PCT/JP2020/018136
Publication Date:
November 04, 2021
Filing Date:
April 28, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B66B11/02
Foreign References:
JPH08192972A | 1996-07-30 | |||
JP2006137513A | 2006-06-01 | |||
JP2007308290A | 2007-11-29 | |||
JPH10157951A | 1998-06-16 | |||
JP2014240321A | 2014-12-25 | |||
JP2006347750A | 2006-12-28 | |||
JPH07215633A | 1995-08-15 | |||
US20170158466A1 | 2017-06-08 |
Attorney, Agent or Firm:
TAKADA, Mamoru et al. (JP)
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