Title:
VIBRATION ISOLATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/163027
Kind Code:
A1
Abstract:
This vibration isolation device (10) is provided with: a cylindrical first attachment member (11) that is connected to one of either a vibration generating unit or a vibration receiving unit, and a second attachment member (12) that is connected to the other of the vibration generating unit and vibration receiving unit; an elastic body (13) that connects said attachment members; and a partition member (16) that partitions a liquid chamber inside the first attachment member (11), said chamber having a liquid (L) enclosed therein, into a first liquid chamber (14) and a second liquid chamber (15). Therein: the first liquid chamber (14) and/or the second liquid chamber (15) have the elastic body (13) in a portion of the wall surface; an intermediate chamber (43) disposed inside the partition member (16), a first connecting path (42a) that connects the intermediate chamber (43) and the first liquid chamber (14), and a second connecting path (42b) that connects the intermediate chamber (43) and the second liquid chamber (15) are provided in the partition member (16); and a barrier rigid body (33) facing the first connecting path (42a) and/or the second connecting path (42b) is disposed inside the intermediate chamber (43).
Inventors:
UEKI AKIRA (JP)
Application Number:
PCT/JP2015/057150
Publication Date:
October 29, 2015
Filing Date:
March 11, 2015
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
F16F13/10
Foreign References:
| JPS61156750U | 1986-09-29 | |||
| JPS5818143U | 1983-02-04 | |||
| JP2010203547A | 2010-09-16 | |||
| JP2013210093A | 2013-10-10 |
Other References:
See also references of EP 3118480A4
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
Masatake Shiga (JP)
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