A vibration isolation device (10) of the present invention includes a tubular first attachment member (11) coupled to one of a vibration generating part and a vibration receiving part, and a second attachment member (12) coupled to the other thereof, an elastic body (13) which couples both the attachment members together, and a partition member (16) which partitions a liquid chamber within the first attachment member (11) having a liquid (L) enclosed therein into a first liquid chamber (14) and a second liquid chamber (15), in which at least one of the first liquid chamber (14) and the second liquid chamber (15) has the elastic body (13) as a portion of a wall surface thereof, the partition member (16) includes an intermediate chamber (43) which is disposed inside the partition member (16), a first communication passage (42a) which communicates with the intermediate chamber (43) and the first liquid chamber (14), and a second communication passage (42b) which communicates with the intermediate chamber (43) and the second liquid chamber (15), and a barrier rigid body (33) which faces at least one of the first communication passage (42a) and the second communication passage (42b) is disposed inside the intermediate chamber (43).
Vibration isolation device
2018-10-02
Patent
Elektronische Ressource
Englisch
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