JPH0456943U - - Google Patents
Info
- Publication number
- JPH0456943U JPH0456943U JP10001490U JP10001490U JPH0456943U JP H0456943 U JPH0456943 U JP H0456943U JP 10001490 U JP10001490 U JP 10001490U JP 10001490 U JP10001490 U JP 10001490U JP H0456943 U JPH0456943 U JP H0456943U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- damping force
- chamber
- receiving
- fluid
- 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.)
- Pending
Links
- 238000013016 damping Methods 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims 4
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Fluid-Damping Devices (AREA)
Description
第１図は本考案実施例の減衰力可変型緩衝器の
要部であるピストン部分を示す断面図、第２図は
第１図Ｅ部の拡大図、第３図はチエツクプレート
の平面図、第４図はオリフイスプレートの平面図
、第５図は低周波入力時における減衰力リサージ
ユ波形特性図である。
Ａ……上部室、Ｂ……下部室、ｂ１……伸側絞
り、ｂ２……圧側絞り、Ｄ１……伸側受圧室、Ｄ
２……圧側受圧室、……伸側バイパス流路、
……圧側バイパス流路、２……ピストン（バルブ
ボデイ）、６……圧側高減衰バルブ（減衰力発生
手段）、７……伸側１段目減衰バルブ（減衰力発
生手段）、８……伸側２段目減衰バルブ（減衰力
発生手段）、２４……圧側低減衰バルブ（減衰力
発生手段）、２６……伸側低減衰バルブ（減衰力
発生手段）、３１……スプール（可部材動）、３
２……センタリングスプリング（付勢手段）、３
３……センタリングスプリング（付勢手段）、３
４……伸側第１可変絞り（減衰力発生手段）、３
５……伸側第２可変絞り（減衰力発生手段）。
FIG. 1 is a sectional view showing the piston part which is the main part of the variable damping force shock absorber according to the embodiment of the present invention, FIG. 2 is an enlarged view of section E in FIG. 1, and FIG. 3 is a plan view of the check plate. FIG. 4 is a plan view of the orifice plate, and FIG. 5 is a damping force resurge waveform characteristic diagram at the time of low frequency input. A... Upper chamber, B... Lower chamber, b 1 ... Growth side restriction, b 2 ... Compression side restriction, D 1 ... Growth side pressure receiving chamber, D
2 ...Pressure side pressure receiving chamber,...Rebound side bypass flow path,
...Compression side bypass flow path, 2...Piston (valve body), 6...Pressure side high damping valve (damping force generation means), 7...Rebound side first stage damping valve (damping force generation means), 8...Extension side side second-stage damping valve (damping force generation means), 24...compression side low damping valve (damping force generation means), 26...rebound side low damping valve (damping force generation means), 31...spool (movable movable ), 3
2...Centering spring (biasing means), 3
3...Centering spring (biasing means), 3
4... Rebound side first variable diaphragm (damping force generating means), 3
5...Second variable throttle on the expansion side (damping force generating means).
Claims (1)
れたバルブボデイと、 画成された２室間における流体の流通を規制す
ることで減衰力を発生する減衰力発生手段と、 一方の室の流体圧力を受けることで減衰力発生
手段による減衰力特性を変更可能な可動部材と、 該可動部材の各端面側に前記各室に連通されて
形成され、可動部材の移動方向に流体圧を与える
受圧室と、 前記可動部材を、受圧方向とは逆方向に付勢す
る付勢手段と、 前記受圧室と一方の室とを連通する連通路の途
中に設けられた絞りと、 該絞りと並列に設けられ、可動部材が一定量移
動した時点で一方の室と受圧室とを連通するバイ
パス流路と、 を備えていることを特徴とする減衰力可変型緩衝
器。[Claims for Utility Model Registration] A valve body that divides a chamber filled with fluid into two chambers, and a damping device that generates a damping force by regulating the flow of fluid between the two chambers. force generating means; a movable member capable of changing the damping force characteristics of the damping force generating means by receiving fluid pressure in one chamber; a pressure-receiving chamber that applies fluid pressure in the moving direction of the member; a biasing means that biases the movable member in a direction opposite to the pressure-receiving direction; and a communication path provided in the middle of the communication path that communicates the pressure-receiving chamber with one of the chambers. A variable damping force type, characterized by comprising: a throttle which is arranged in the pressure-receiving chamber; and a bypass flow path which is provided in parallel with the throttle and which communicates one chamber with the pressure receiving chamber when the movable member moves a certain amount. buffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10001490U JPH0456943U (en) | 1990-09-25 | 1990-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10001490U JPH0456943U (en) | 1990-09-25 | 1990-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0456943U true JPH0456943U (en) | 1992-05-15 |
Family
ID=31842352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10001490U Pending JPH0456943U (en) | 1990-09-25 | 1990-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0456943U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04157224A (en) * | 1990-10-19 | 1992-05-29 | Tokico Ltd | hydraulic shock absorber |
| JP2009228775A (en) * | 2008-03-21 | 2009-10-08 | Hitachi Ltd | Hydraulic shock absorber |
-
1990
- 1990-09-25 JP JP10001490U patent/JPH0456943U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04157224A (en) * | 1990-10-19 | 1992-05-29 | Tokico Ltd | hydraulic shock absorber |
| JP2009228775A (en) * | 2008-03-21 | 2009-10-08 | Hitachi Ltd | Hydraulic shock absorber |
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