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Title:
LIQUID-FILLED VIBRATION ISOLATION DEVICE
Document Type and Number:
Japanese Patent JP2019203566
Kind Code:
A
Abstract:
To provide a liquid-filled vibration isolation device that can improve durability.SOLUTION: A liquid-filled vibration isolation device comprises a shaft member, a cylindrical first member, a rubber-like elastic body connecting the first member and the shaft member, and a cylindrical second member arranged radially outside the first member. The first member comprises a pair of annular parts, and a pair of connection parts connecting the pair of annular parts and arranged across an axis. The elastic body comprises a pair of first wall parts connecting the annular parts to the shaft member, a second wall part formed integrally with the first wall part and connecting the respective connection parts to the shaft member, and an outer surface part bonded to outer surfaces of the respective connection parts. The outer surface part comprises a lip in contact with the second member, and a first part in contact with the second member in an area wider than the lip. The second member binds the entire circumference of the annular parts and radially compresses the lip and the first part.SELECTED DRAWING: Figure 2

Inventors:
YAMADA NORIIKU
IZAWA GEN
Application Number:
JP2018099506A
Publication Date:
November 28, 2019
Filing Date:
May 24, 2018
Export Citation:
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Assignee:
TOYO TIRE & RUBBER CO
International Classes:
F16F13/14
Attorney, Agent or Firm:
Patent Service Corporation Shinmei Century