Title:
LAMINATION RUBBER BEARING
Document Type and Number:
Japanese Patent JP2019100437
Kind Code:
A
Abstract:
To provide a lamination rubber bearing of which configuration is simple and less-expensive and capable of realizing a long cycle formation of an object to be mounted through low rigidity in view of its horizontal rigidity while holding a stable supporting function against a vertical load.SOLUTION: This invention relates to a lamination rubber bearing 1 arranged between an upper structure and a lower structure to be mounted, including: a cylindrical lamination body 5 in which several rubber layers 9 and several rigid layers 10 are alternatively laminated in a vertical direction and at the same time having upper and lower openings 5a, 5b released upward and downward, respectively; an upper tight closing 6 and a lower tight closing plate 7 in which each the upper and lower openings 5a, 5b of the lamination body 5 is tightly closed and a liquid-tight fluid chamber 8 is defined inside the lamination body 5, and being connected to each of the upper structure and the lower structure: and predetermined low viscosity fluid F filled in the fluid chamber 8 and sealed.SELECTED DRAWING: Figure 2
Inventors:
KIDA HIDENORI
KAGOMIYA CHIAKI
KAGOMIYA CHIAKI
Application Number:
JP2017231021A
Publication Date:
June 24, 2019
Filing Date:
November 30, 2017
Export Citation:
Assignee:
ASEISMIC DEVICES CO LTD
International Classes:
F16F15/04; E04H9/02; F16F1/40; F16F1/54; F16F7/12; F16F15/023
Domestic Patent References:
| JP2000017890A | 2000-01-18 | |||
| JP2016217425A | 2016-12-22 | |||
| JPH05106678A | 1993-04-27 | |||
| JPH08296342A | 1996-11-12 | |||
| JPH11270187A | 1999-10-05 | |||
| JPH0483070A | 1992-03-17 | |||
| JP2008196621A | 2008-08-28 | |||
| JP2017193947A | 2017-10-26 |
Attorney, Agent or Firm:
Tomoo Takahashi
Koji Arai
Koji Arai