Title:
揺動低減装置
Document Type and Number:
Japanese Patent JP6689130
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a fluctuation reduction device capable of achieving a low characteristic frequency by maintaining the whole device compactly while generating a high attenuation force.SOLUTION: A fluctuation reduction device 1A having a circular arc-shaped rail surface 10comprises: a foundation member 10A installed on a structure 5 so that a convex shape of the rail surface 10is facing vertically downward; two rotor plates 11 placed on the two rail surfaces 10for rolling on the rail surfaces 10; a shank 17 connected to the two rotor plates 11 to form a pyramidal body 2 rolling along the circular arc of the rail surface 10; a conductive element plate 7 disposed in the clearance between the rotor plates 11; and magnets 3 disposed on the flanks of the rotor plates 11 which are facing the conductive element plate 7.SELECTED DRAWING: Figure 2
More Like This:
Inventors:
Tokunaga Yasuaki
Ryo Ito
Aida Yasuhiko
Nakamura
Ryo Ito
Aida Yasuhiko
Nakamura
Application Number:
JP2016091173A
Publication Date:
April 28, 2020
Filing Date:
April 28, 2016
Export Citation:
Assignee:
Toshiba Corporation
Toshiba Energy Systems Co., Ltd.
Toshiba Energy Systems Co., Ltd.
International Classes:
F16F15/02; E04H9/00; H02K49/02
Domestic Patent References:
| JP7119794A | ||||
| JP9060337A | ||||
| JP5086746A |
Attorney, Agent or Firm:
Patent business corporation Tokyo International Patent Office