Title:
VIBRATION DAMPING DEVICE
Document Type and Number:
Japanese Patent JP2022139621
Kind Code:
A
Abstract:
To provide a vibration damping device of a simple constitution that can exert a damping effect in a structure with different periods in two horizontal directions.SOLUTION: A vibration damping device 1 is installed on a structure, where the sum of stiffness of first laminated rubbers 2 installed in a first X1 row along a first direction Y in the horizontal plane is smaller than the sum of stiffness of second laminated rubbers 3 installed in a second X2 row along the first direction Y and different from the first X1 row. Furthermore, the stiffness of the first laminated rubber 2 is smaller than the stiffness of the second laminated rubber 3.SELECTED DRAWING: Figure 1
Inventors:
HANZAWA TETSUYA
Application Number:
JP2021040094A
Publication Date:
September 26, 2022
Filing Date:
March 12, 2021
Export Citation:
Assignee:
SHIMIZU CONSTRUCTION CO LTD
International Classes:
E04H9/02; F16F15/02
Attorney, Agent or Firm:
Yasushi Matsunuma
Kenichi Kawabuchi
Kazuzumi Nishizawa
Kenichi Kawabuchi
Kazuzumi Nishizawa