JPH0285049U - - Google Patents
Info
- Publication number
- JPH0285049U JPH0285049U JP16515388U JP16515388U JPH0285049U JP H0285049 U JPH0285049 U JP H0285049U JP 16515388 U JP16515388 U JP 16515388U JP 16515388 U JP16515388 U JP 16515388U JP H0285049 U JPH0285049 U JP H0285049U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- liquid chamber
- damping force
- fluid
- hydraulic 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 14
- 239000012530 fluid Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 239000006096 absorbing agent Substances 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- Fluid-Damping Devices (AREA)
Description
第１図は本考案一実施例の減衰力可変型液圧緩
衝器を示す断面図、第２図は実施例液圧緩衝器の
伸行程時における作動液経路を示す概念図、第３
図は実施例液圧緩衝器の圧行程における作動液経
路を示す概念図、第４図は実施例液圧緩衝器の減
衰力特性を示すグラフ、第５図は従来例の減衰力
特性を示すグラフである。
Ａ……上部液室、Ｂ……下部液室、Ｄ……リザ
ーバ室、Ｅ……バイパス通路、１……シリンダ、
２……ピストン、７……チエツクバルブ、８……
伸側減衰バルブ（減衰力発生手段）、１２……チ
エツクバルブ、１３……圧側減衰バルブ（減衰力
発生手段）、２０……チエツクバルブ、２１……
伸圧兼用減衰バルブ（減衰力発生手段）、２２…
…減衰力調整手段。
Fig. 1 is a sectional view showing a variable damping force type hydraulic shock absorber according to an embodiment of the present invention, Fig. 2 is a conceptual diagram showing the hydraulic fluid path during the extension stroke of the embodiment hydraulic shock absorber, and Fig. 3
The figure is a conceptual diagram showing the hydraulic fluid path in the pressure stroke of the example hydraulic shock absorber, Figure 4 is a graph showing the damping force characteristics of the example hydraulic shock absorber, and Figure 5 is the damping force characteristic of the conventional example. It is a graph. A... Upper liquid chamber, B... Lower liquid chamber, D... Reservoir chamber, E... Bypass passage, 1... Cylinder,
2... Piston, 7... Check valve, 8...
Rebound side damping valve (damping force generating means), 12... Check valve, 13... Compression side damping valve (damping force generating means), 20... Check valve, 21...
Extension damping valve (damping force generating means), 22...
...damping force adjustment means.
Claims (1)
を上部液室と下部液室とに画成するピストンと、 ガスと作動液とが充填されたリザーバ室と、 前記上部液室と下部液室との間、下部液室とリ
ザーバ室との間、上部液室とリザーバ室との間に
設けられた流通路と、 前記流通路に設けられ、各々前者の液室から後
者の液室に向かう作動液の流動を制限する減衰力
発生手段及び後者の液室から前者の液室に向かう
作動液の流動を許容するチエツクバルブと、 前記上部液室とリザーバ室との間の流通路中で
あつて減衰力発生手段及びチエツクバルブの上流
に直列となるよう配置され、作動液の流動を加減
する減衰力調整手段とからなることを特徴とする
減衰力可変型液圧緩衝器。[Claims for Utility Model Registration] A cylinder filled with a hydraulic fluid, a piston that is slidably fitted into the cylinder and defines the inside of the cylinder into an upper liquid chamber and a lower liquid chamber, a gas and a hydraulic fluid. a reservoir chamber filled with; a flow path provided between the upper liquid chamber and the lower liquid chamber, between the lower liquid chamber and the reservoir chamber, and between the upper liquid chamber and the reservoir chamber; a damping force generating means provided in the passage, respectively, for restricting the flow of hydraulic fluid from the former fluid chamber to the latter fluid chamber; and a check valve for allowing the hydraulic fluid to flow from the latter fluid chamber to the former fluid chamber. and a damping force adjusting means arranged in series upstream of the damping force generating means and the check valve in the flow path between the upper liquid chamber and the reservoir chamber, and adjusting the flow of the hydraulic fluid. A variable damping force type hydraulic shock absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16515388U JPH0285049U (en) | 1988-12-21 | 1988-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16515388U JPH0285049U (en) | 1988-12-21 | 1988-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0285049U true JPH0285049U (en) | 1990-07-03 |
Family
ID=31451382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16515388U Pending JPH0285049U (en) | 1988-12-21 | 1988-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0285049U (en) |
-
1988
- 1988-12-21 JP JP16515388U patent/JPH0285049U/ja active Pending
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