JPH0224144U - - Google Patents
Info
- Publication number
- JPH0224144U JPH0224144U JP10290888U JP10290888U JPH0224144U JP H0224144 U JPH0224144 U JP H0224144U JP 10290888 U JP10290888 U JP 10290888U JP 10290888 U JP10290888 U JP 10290888U JP H0224144 U JPH0224144 U JP H0224144U
- Authority
- JP
- Japan
- Prior art keywords
- elastic body
- fluid
- cover member
- chamber
- secondary elastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims description 16
- 238000013016 damping Methods 0.000 claims description 3
Description
第１図は第１の考案に係る流体封入型防振装置
の縦断面図、第２図は副弾性体が覆い部材に当接
した状態での流体封入型防振装置の縦断面図、第
３図は別実施例に係る流体封入型防振装置の縦断
面図、第４図は別実施例の覆い部材を斜下方より
視た図、第５図は第２の考案に係る流体封入型防
振装置の縦断面図、第６図は流体封入型防振装置
を自動車のサブフレームに載置した状態での平面
図である。
尚、図面中、１は支持部材、７は取付部材、１
０は主弾性体、１２は副弾性体、１３は通路、３
１は覆い部材、３１ａは連通路、Ｓ１は主流体室
、Ｓ２は副流体室、Ｓ３は空気室である。
FIG. 1 is a longitudinal cross-sectional view of the fluid-filled vibration isolator according to the first invention, FIG. 3 is a vertical cross-sectional view of a fluid-filled vibration damping device according to another embodiment, FIG. 4 is a view of a cover member of another embodiment viewed diagonally from below, and FIG. 5 is a fluid-filled vibration damping device according to a second invention. FIG. 6 is a longitudinal sectional view of the vibration isolator and a plan view of the fluid-filled vibration isolator mounted on a subframe of an automobile. In addition, in the drawings, 1 is a support member, 7 is a mounting member, 1
0 is the main elastic body, 12 is the secondary elastic body, 13 is the passage, 3
1 is a cover member, 31a is a communication path, S1 is a main fluid chamber, S2 is a sub-fluid chamber, and S3 is an air chamber.
Claims (1)
側に取付けられる支持部材と、前記取付部材と支
持部材とに固着され、主流体室を画成する主弾性
体と、前記主流体室に連通する副流体室を画成す
る副弾性体と、前記副弾性体を覆い、該副弾性体
との間で空気室を画成する覆い部材と、前記覆い
部材の略中央に形成した大気連通用の連通孔とか
ら成る流体封入型防振装置において、 前記副流体室の容積が増大して副弾性体が覆い
部材の略中央に当接した状態で、前記連通孔と空
気室とを連通し、空気室内の空気を外方へ逃がす
通路を形成したことを特徴とする流体封入型防振
装置。 (2) 振動源側に取付けられる取付部材と、固定
側に取付けられる支持部材と、前記取付部材と支
持部材とに固着され、主流体室を画成する主弾性
体と、前記主流体室に連通する副流体室を画成す
る副弾性体と、前記副弾性体を覆い、該副弾性体
との間で空気室を画成する覆い部材とから成る流
体封入型防振装置において、 前記空気室と外気とを連通させる連通孔を前記
覆い部材の中心から離間させて該覆い部材に形成
したことを特徴とする流体封入型防振装置。[Claims for Utility Model Registration] (1) A mounting member attached to the vibration source side, a supporting member attached to the stationary side, and a main elastic member fixed to the mounting member and the supporting member to define a main fluid chamber. a secondary elastic body that defines a secondary fluid chamber communicating with the main fluid chamber; a cover member that covers the secondary elastic body and defines an air chamber between the secondary elastic body; and the cover member. In a fluid-filled vibration damping device comprising a communication hole for communicating with the atmosphere formed approximately in the center of the cover member, when the volume of the secondary fluid chamber is increased and the secondary elastic body is in contact with approximately the center of the cover member, the A fluid-filled vibration isolator characterized in that a communication hole and an air chamber are connected to each other, and a passage is formed to allow air in the air chamber to escape to the outside. (2) a mounting member attached to the vibration source side, a supporting member attached to the stationary side, a main elastic body fixed to the mounting member and the supporting member and defining a main fluid chamber; A fluid-filled vibration isolator comprising a secondary elastic body that defines a communicating secondary fluid chamber, and a cover member that covers the secondary elastic body and defines an air chamber between the secondary elastic body and the secondary elastic body, wherein the air A fluid-filled vibration isolator characterized in that a communication hole for communicating a room with outside air is formed in the cover member at a distance from the center of the cover member.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988102908U JPH0645072Y2 (en) | 1988-08-03 | 1988-08-03 | Fluid filled type anti-vibration device |
| US07/388,440 US4997169A (en) | 1988-08-03 | 1989-08-02 | Hydraulically damped mount |
| DE68919306T DE68919306T2 (en) | 1988-08-03 | 1989-08-03 | Hydraulically damped bearing device. |
| EP89307936A EP0357245B1 (en) | 1988-08-03 | 1989-08-03 | Hydraulically damped mount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988102908U JPH0645072Y2 (en) | 1988-08-03 | 1988-08-03 | Fluid filled type anti-vibration device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0224144U true JPH0224144U (en) | 1990-02-16 |
| JPH0645072Y2 JPH0645072Y2 (en) | 1994-11-16 |
Family
ID=31333249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988102908U Expired - Lifetime JPH0645072Y2 (en) | 1988-08-03 | 1988-08-03 | Fluid filled type anti-vibration device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0645072Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6026828A (en) * | 1983-07-22 | 1985-02-09 | Honda Motor Co Ltd | Engine mount filled with fluid |
| JPS6061540U (en) * | 1983-10-05 | 1985-04-30 | エヌ・オー・ケー・メグラステイツク株式会社 | liquid filled mount |
-
1988
- 1988-08-03 JP JP1988102908U patent/JPH0645072Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6026828A (en) * | 1983-07-22 | 1985-02-09 | Honda Motor Co Ltd | Engine mount filled with fluid |
| JPS6061540U (en) * | 1983-10-05 | 1985-04-30 | エヌ・オー・ケー・メグラステイツク株式会社 | liquid filled mount |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0645072Y2 (en) | 1994-11-16 |
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