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Patent Searching and Data


Title:
VIBRATION-PROOF DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/215950
Kind Code:
A1
Abstract:
In this vibration-proof device, a side opening (11a), which passes through an outer attachment member (11) in the thickness direction and communicates with a second pressure receiving liquid chamber (27) via a second restriction passage (32), is formed in the outer attachment member (11), the side opening (11a) is covered by a second diaphragm (31) from the outside of the outer attachment member (11), and a second sub liquid chamber (29) which communicates with the second pressure receiving liquid chamber (27) via the side opening (11a) and the second restriction passage (32) is defined between the second diaphragm (31) and the outer peripheral surface of the outer attachment member (11).

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Inventors:
KOJIMA Hiroshi (1-1 Kyobashi 3-chome, Chuo-k, Tokyo 40, 〒1048340, JP)
Application Number:
JP2018/045052
Publication Date:
November 14, 2019
Filing Date:
December 07, 2018
Export Citation:
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Assignee:
BRIDGESTONE CORPORATION (1-1 Kyobashi 3-chome, Chuo-ku Tokyo, 40, 〒1048340, JP)
International Classes:
F16F13/14; B60K5/12
Foreign References:
JP2004044774A2004-02-12
JP2003222185A2003-08-08
JP2017044221A2017-03-02
JP2017044220A2017-03-02
JP2006064033A2006-03-09
Attorney, Agent or Firm:
TANAI Sumio et al. (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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