Title:
LIQUID SEALED VIBRATION CONTROL DEVICE
Document Type and Number:
Japanese Patent JP2019027450
Kind Code:
A
Abstract:
To provide a liquid sealed vibration control device which enables improvement of flexibility of a shape of an orifice, a passage cross section, and so on.SOLUTION: An intermediate cylinder includes: a pair of cylindrical fitting peripheral walls which fit in an inner peripheral surface of an external cylinder; and a pair of connection walls which respectively connect the pair of fitting peripheral walls at the radial inner side of the fitting peripheral walls and with which axial partition walls are respectively connected. Each stopper member includes: a pair of contact parts which respectively contact with inner surfaces of the pair of connection walls; and restriction parts which restrict movement of the stopper member to the inner cylinder side. Each orifice includes: a first orifice formed between the connection wall and the external cylinder; and second orifices, each of which is formed between the stopper member and the external cylinder and communicates with the first orifice.SELECTED DRAWING: Figure 4
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Inventors:
OBA TATSUYA
Application Number:
JP2017143833A
Publication Date:
February 21, 2019
Filing Date:
July 25, 2017
Export Citation:
Assignee:
TOYO TIRE & RUBBER CO
International Classes:
F16F13/10
Domestic Patent References:
| JP2015224651A | 2015-12-14 |
Foreign References:
| WO2014156867A1 | 2014-10-02 |
Attorney, Agent or Firm:
Patent Service Corporation Shinmei Century