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Title:
BASE ISOLATION SUPPORT DEVICE
Document Type and Number:
Japanese Patent JP2019127996
Kind Code:
A
Abstract:
To provide a base isolation support device capable of providing stable vibration isolation characteristics, and preventing fatigue of an elastic layer of a laminate and a vibration damping body, which is excellent especially in durability, a vibration isolation effect and manufacturability.SOLUTION: A base isolation support device 1 includes: a cylindrical laminate 7 having rubber plates 2 and steel plates 3 which are alternately laminated; upper and lower plates 12 and 13; a lead plug 14; a lid member 22 with a semi-concave spherical surface 20 for occluding one end 21 of a hollow part 17, to guide and assist a plastic flow of the lead plug 14 at one end part 18 in a lamination direction A of the hollow part 17; and a lid member 27 with a semi-concave spherical surface 25 for occluding the other end 26 of the hollow part 17, to guide and assist a plastic flow of the lead plug 14 at the other end part 23 in the lamination direction A of the hollow part 17.SELECTED DRAWING: Figure 1

Inventors:
河内山 修
長弘 健太
Application Number:
JP2018010061A
Publication Date:
August 01, 2019
Filing Date:
January 24, 2018
Export Citation:
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Assignee:
オイレス工業株式会社
International Classes:
F16F15/04; E04H9/02; F16F1/40
Attorney, Agent or Firm:
高田 武志



 
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