JPH0241741U - - Google Patents
Info
- Publication number
- JPH0241741U JPH0241741U JP12121688U JP12121688U JPH0241741U JP H0241741 U JPH0241741 U JP H0241741U JP 12121688 U JP12121688 U JP 12121688U JP 12121688 U JP12121688 U JP 12121688U JP H0241741 U JPH0241741 U JP H0241741U
- Authority
- JP
- Japan
- Prior art keywords
- liquid chamber
- growth
- damping force
- communication passage
- side communication
- 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
- 238000013016 damping Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 5
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
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図は実施例の伸行程にお
ける作動液の流路を示す概念図、第３図は実施例
の圧縮行程における作動液の流路を示す概念図、
第４図は実施例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、Ｃ……リザ
ーバ室、１……シリンダ、２……ピストン、４…
…スタツド、４ｂ……スタツド下部連通路（減衰
力可変手段）、８ｄ……第１伸側連通路（伸側連
通路）、８ｅ……第２伸側連通路（減衰力可変手
段）、９……第１伸側減衰バルブ、１１……第２
伸側減衰バルブ、１４……中間室（減衰力可変手
段）、１６……調整子（減衰力可変手段）、１６
ａ……調整子下部連通穴（減衰力可変手段）。
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 flow path of the hydraulic fluid in the extension stroke of the embodiment, and Fig. 3 is a diagram showing the flow path of the hydraulic fluid in the extension stroke of the embodiment. A conceptual diagram showing the flow path of the working fluid in the compression stroke,
Fig. 4 is a graph showing the damping force characteristics of the example;
The figure is a graph showing damping force characteristics of a conventional example. A... Upper liquid chamber, B... Lower liquid chamber, C... Reservoir chamber, 1... Cylinder, 2... Piston, 4...
... Stud, 4b... Stud lower communication path (damping force variable means), 8d... First growth side communication path (growth side communication path), 8e... Second growth side communication path (damping force variable means), 9 ...First rebound damping valve, 11...Second
Extension side damping valve, 14... Intermediate chamber (damping force variable means), 16... Adjuster (damping force variable means), 16
a...Adjustor lower communication hole (damping force variable means).
Claims (1)
行程方向の下部液室とに画成したピストンと、 該ピストンに、上部液室と下部液室とを連通し
て形成された伸側連通路と、 該伸側連通路に設けられ、伸行程時に開弁して
減衰力を発生する直列配置の第１及び第２の伸側
減衰バルブと、 該第１の伸側減衰バルブよりも下部液室側の作
動液流路に、第１の伸側減衰バルブと直列で設け
られると共に第２の伸側減衰バルブと並列に設け
られ、かつ、作動液流路の断面積を変化させて発
生減衰力を可変にする伸側減衰力可変手段と、 を備えていることを特徴とする減衰力可変型液圧
緩衝器。[Claim for Utility Model Registration] A piston in which the inside of the cylinder is divided into an upper liquid chamber in the extension stroke direction and a lower liquid chamber in the compression stroke direction, and the upper liquid chamber and the lower liquid chamber are communicated with the piston. a growth-side communication passage formed in the growth-side communication passage; first and second growth-side damping valves arranged in series that are provided in the growth-side communication passage and open during the extension stroke to generate damping force; It is provided in the hydraulic fluid flow path on the lower liquid chamber side than the rebound damping valve, in series with the first rebound damping valve, and in parallel with the second rebound damping valve, and in the hydraulic fluid flow path. A variable damping force type hydraulic shock absorber comprising: a rebound damping force variable means for varying the generated damping force by changing the cross-sectional area;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988121216U JPH06671Y2 (en) | 1988-09-16 | 1988-09-16 | Variable damping force type hydraulic shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988121216U JPH06671Y2 (en) | 1988-09-16 | 1988-09-16 | Variable damping force type hydraulic shock absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0241741U true JPH0241741U (en) | 1990-03-22 |
| JPH06671Y2 JPH06671Y2 (en) | 1994-01-05 |
Family
ID=31368022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988121216U Expired - Lifetime JPH06671Y2 (en) | 1988-09-16 | 1988-09-16 | Variable damping force type hydraulic shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06671Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5881242A (en) * | 1981-11-10 | 1983-05-16 | Kayaba Ind Co Ltd | Damping force adjustable oil-pressure damper |
| JPS5881243A (en) * | 1981-11-10 | 1983-05-16 | Kayaba Ind Co Ltd | Damping force adjustable oil-pressure damper |
| JPS59169446U (en) * | 1983-04-28 | 1984-11-13 | カヤバ工業株式会社 | Damping force switching type hydraulic shock absorber |
-
1988
- 1988-09-16 JP JP1988121216U patent/JPH06671Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5881242A (en) * | 1981-11-10 | 1983-05-16 | Kayaba Ind Co Ltd | Damping force adjustable oil-pressure damper |
| JPS5881243A (en) * | 1981-11-10 | 1983-05-16 | Kayaba Ind Co Ltd | Damping force adjustable oil-pressure damper |
| JPS59169446U (en) * | 1983-04-28 | 1984-11-13 | カヤバ工業株式会社 | Damping force switching type hydraulic shock absorber |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06671Y2 (en) | 1994-01-05 |
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