Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
防振装置
Document Type and Number:
Japanese Patent JP6836458
Kind Code:
B2
Abstract:
To suppress generation of noise caused by cavitation breakdown without degrading vibration control characteristic with a simple structure.SOLUTION: A limiting passage 24 includes a first communication portion 26 opened to a main liquid chamber 14, a second communication portion 27 opened to an auxiliary liquid chamber 15, and a main body flow channel 25 for communicating the first communication portion 26 and the second communication portion 27. At least one of the first communication portion 26 and the second communication portion 27 includes a plurality of pores 31 penetrating through a first barrier 28 facing the main liquid chamber 14. Positions of both end opening portions of the pore 31 are different from each other in a plane view of the first barrier 28, and at least in two of the plurality of pores 31, extending directions from a main body flow channel 25 side toward a main liquid chamber 14 side at an end portion of the main liquid chamber 14 side are different from each other.SELECTED DRAWING: Figure 1

Inventors:
Satoshi Ueki
Nagashima Yasuyuki
Yuki Satake
Application Number:
JP2017098941A
Publication Date:
March 03, 2021
Filing Date:
May 18, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
Bridgestone Corporation
International Classes:
F16F13/10; B60K5/00
Domestic Patent References:
JP61099746U
JP2012026510A
JP9004675A
Foreign References:
WO2016027606A1
Attorney, Agent or Firm:
Sumio Tanai
Nishizawa Kazumi
Hiroki Ninai
Makiko Otsuki
Masatake Shiga
Tadashi Takahashi



 
Previous Patent: 暖房装置

Next Patent: 洗浄剤組成物