JPH0475252U - - Google Patents
Info
- Publication number
- JPH0475252U JPH0475252U JP11843390U JP11843390U JPH0475252U JP H0475252 U JPH0475252 U JP H0475252U JP 11843390 U JP11843390 U JP 11843390U JP 11843390 U JP11843390 U JP 11843390U JP H0475252 U JPH0475252 U JP H0475252U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- liquid
- liquid chamber
- orifice
- chamber
- 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
- 239000007788 liquid Substances 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000013016 damping Methods 0.000 description 3
Landscapes
- Combined Devices Of Dampers And Springs (AREA)
Description
第１図は本考案第１の実施例を示す断面図、第
２図は第２の実施例の第２オリフイス構造体を示
す断面図、第３図は第３の実施例の第２オリフイ
ス構造体を示す断面図、第４図イは第１実施例を
アイドル時用に設定した際のばね定数曲線を示す
グラフ、第４図ロは同減衰係数曲線を示すグラフ
、第５図イは第１実施例の走行時用に設定した際
のばね定数曲線を示すグラフ、第５図ロは同減衰
係数曲線を示すグラフである。
Ａ……第１オリフイス構造体、Ｂ……第２オリ
フイス構造体、３……第２ダイヤフラム、４……
液室、６……剛性ケース、７……密閉空気室、８
……第１ダイヤフラム、９……第１副液室、１０
……第１オリフイス、１１……第１仕切板、１２
……第２副液室、１３……第２オリフイス、１４
……第２仕切板、１５……バキユーム作動室。
Fig. 1 is a sectional view showing the first embodiment of the present invention, Fig. 2 is a sectional view showing the second orifice structure of the second embodiment, and Fig. 3 is the second orifice structure of the third embodiment. Figure 4A is a graph showing the spring constant curve when the first embodiment is set for idling, Figure 4B is a graph showing the same damping coefficient curve, and Figure 5A is a graph showing the damping coefficient curve. FIG. 5B is a graph showing the spring constant curve of the first embodiment when set for running, and FIG. 5B is a graph showing the same damping coefficient curve. A...First orifice structure, B...Second orifice structure, 3...Second diaphragm, 4...
Liquid chamber, 6... Rigid case, 7... Sealed air chamber, 8
...First diaphragm, 9...First subliquid chamber, 10
...First orifice, 11...First partition plate, 12
...Second sub-liquid chamber, 13...Second orifice, 14
...Second partition plate, 15... Vacuum operating chamber.
Claims (1)
向させて、これらを周壁にて液密に連結せしめて
液室を形成した液封入防振マウントにおいて、上
記液室に第１と第２の２つのオリフイス構造体を
設けてなり、第１のオリフイス構造体は、上記液
室に収納された剛性ケースと、該ケース内で密閉
空気室を形成してシール状態に装着された第１ダ
イヤフラムと、該ダイヤフラムに対し間隔を存し
てケース開口部に配され、前記ダイヤフラムとで
第１副液室を形成し、かつ周縁にケース内壁付近
に沿い第１オリフイスを形成する第１仕切板とに
よつて構成され、第２のオリフイス構造体は、前
記ゴム膜よりなる第２ダイヤフラムと、該ダイヤ
フラムの前記液室側に第２副液室を形成して配設
され、周囲に第２副液室に連通する連通孔を有し
て第２オリフイスを形成する第２仕切板とによつ
て構成されていると共に、上記第２ダイヤフラム
の反液室側に該ダイヤフラムを１つの壁として空
気圧調整室が設けられ、該調整室に該ダイヤフラ
ムを昇降させる空気圧調整装置を接続したことを
特徴とする制御型液封入防振マウント。 ２ 請求項１記載の液封入防振マウントにおいて
、第１オリフイス構造体がその剛性ケースをカプ
セルとして上記液室内で浮遊していることを特徴
とする制御型液封入防振マウント。[Scope of Claim for Utility Model Registration] 1. A liquid-filled vibration-proof mount in which a vibration-proof base made of a rubber elastic body and a rubber film are faced to each other and are connected liquid-tightly by a peripheral wall to form a liquid chamber, Two orifice structures, a first and a second, are provided in the liquid chamber, and the first orifice structure includes a rigid case housed in the liquid chamber and a sealed air chamber formed within the case to form a seal. A first diaphragm is attached to the diaphragm, and a first auxiliary liquid chamber is formed with the diaphragm, and a first orifice is disposed at the opening of the case with a space between the diaphragm and the diaphragm. The second orifice structure includes a second diaphragm made of the rubber film, and a second sub-liquid chamber formed on the liquid chamber side of the diaphragm. and a second partition plate having a communication hole around the periphery that communicates with the second sub-liquid chamber to form a second orifice; A controlled liquid-filled vibration-proof mount, characterized in that an air pressure adjustment chamber is provided with a diaphragm as one wall, and an air pressure adjustment device for raising and lowering the diaphragm is connected to the adjustment chamber. 2. The liquid-filled vibration-isolating mount according to claim 1, wherein the first orifice structure is suspended within the liquid chamber using its rigid case as a capsule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990118433U JP2580806Y2 (en) | 1990-11-09 | 1990-11-09 | Control type liquid filled anti-vibration mount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990118433U JP2580806Y2 (en) | 1990-11-09 | 1990-11-09 | Control type liquid filled anti-vibration mount |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0475252U true JPH0475252U (en) | 1992-06-30 |
| JP2580806Y2 JP2580806Y2 (en) | 1998-09-17 |
Family
ID=31866352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990118433U Expired - Fee Related JP2580806Y2 (en) | 1990-11-09 | 1990-11-09 | Control type liquid filled anti-vibration mount |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2580806Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JPS60145636U (en) * | 1984-03-07 | 1985-09-27 | 東洋ゴム工業株式会社 | Anti-vibration rubber device |
| JPS6184432A (en) * | 1984-10-02 | 1986-04-30 | Bridgestone Corp | Vibration damping device |
| JPS6335838U (en) * | 1986-08-22 | 1988-03-08 |
-
1990
- 1990-11-09 JP JP1990118433U patent/JP2580806Y2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JPS60145636U (en) * | 1984-03-07 | 1985-09-27 | 東洋ゴム工業株式会社 | Anti-vibration rubber device |
| JPS6184432A (en) * | 1984-10-02 | 1986-04-30 | Bridgestone Corp | Vibration damping device |
| JPS6335838U (en) * | 1986-08-22 | 1988-03-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2580806Y2 (en) | 1998-09-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |