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Patent Searching and Data


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)
Application Number:
PCT/JP2020/018136
Publication Date:
November 04, 2021
Filing Date:
April 28, 2020
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B66B11/02
Foreign References:
JPH08192972A1996-07-30
JP2006137513A2006-06-01
JP2007308290A2007-11-29
JPH10157951A1998-06-16
JP2014240321A2014-12-25
JP2006347750A2006-12-28
JPH07215633A1995-08-15
US20170158466A12017-06-08
Attorney, Agent or Firm:
TAKADA, Mamoru et al. (JP)
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