JPS6182142U - - Google Patents
Info
- Publication number
- JPS6182142U JPS6182142U JP16835984U JP16835984U JPS6182142U JP S6182142 U JPS6182142 U JP S6182142U JP 16835984 U JP16835984 U JP 16835984U JP 16835984 U JP16835984 U JP 16835984U JP S6182142 U JPS6182142 U JP S6182142U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cylinder
- piston rod
- shock absorber
- hydraulic shock
- 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
- 239000006096 absorbing agent Substances 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fluid-Damping Devices (AREA)
Description
第１図は本考案の油圧緩衝器の一例を示す縦断
面図、第２図は第１図の部の拡大図、第３図は
本考案の油圧緩衝器における減衰力切換えを３段
階に行う例図、第４図は従来の油圧緩衝器の概要
図である。
２……シリンダ、３……ピストンロツド、４…
…ピストン、５……内側ピストンナツト、６……
外側ピストンナツト、７……チヤンバー、８……
コントロールバルブ、９……減衰バルブ、１１…
…内室。
Fig. 1 is a longitudinal sectional view showing an example of the hydraulic shock absorber of the present invention, Fig. 2 is an enlarged view of the part shown in Fig. 1, and Fig. 3 shows the damping force switching in the hydraulic shock absorber of the present invention in three stages. An example diagram, FIG. 4, is a schematic diagram of a conventional hydraulic shock absorber. 2...Cylinder, 3...Piston rod, 4...
...Piston, 5...Inner piston nut, 6...
Outer piston nut, 7...chamber, 8...
Control valve, 9... Damping valve, 11...
...inner room.
Claims (1)
当する油がアキユムレータからシリンダへ、又、
圧縮行程時にピストンロツドの移動量に相当する
油がシリンダ内からアキユムレータ内へそれぞれ
流れるようにした油圧緩衝器において、シリンダ
内に摺動自在に挿通した中空のピストンロツドの
下端部にピストン及びピストンナツトを固定し、
該ピストンナツトの内側に外部のアクチユエータ
で回転させられるコントロールバルブを設け、該
コントロールバルブの外周部に減衰力を切換える
ためのポートを設けると共に、該ポートと対応す
るポートを上記ピストンナツトの側部に設け、該
各ポートを通してピストンロツド内とシリンダ内
とを連通させ、且つ上記ピストンナツトの下端部
に減衰力発生機構を備えたことを特徴とする油圧
緩衝器。 (2) 減衰力発生機構として、圧縮行程時のみ開
からるノンリターンバルブを備える実用新案登録
請求の範囲第(1)項に記載の油圧緩衝器。[Scope of Claim for Utility Model Registration] (1) During the extension stroke, oil equivalent to the amount of movement of the piston rod is transferred from the accumulator to the cylinder, and
In a hydraulic shock absorber that allows oil corresponding to the amount of movement of the piston rod to flow from the cylinder to the accumulator during the compression stroke, the piston and piston nut are fixed to the lower end of a hollow piston rod that is slidably inserted into the cylinder. death,
A control valve rotated by an external actuator is provided inside the piston nut, a port for switching the damping force is provided on the outer periphery of the control valve, and a corresponding port is provided on the side of the piston nut. A hydraulic shock absorber, comprising: a damping force generating mechanism provided at a lower end of the piston nut, the piston rod and the cylinder being communicated through the respective ports; (2) The hydraulic shock absorber according to claim (1) of the utility model registration, which is provided with a non-return valve that opens only during the compression stroke as the damping force generating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984168359U JPH0235064Y2 (en) | 1984-11-06 | 1984-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984168359U JPH0235064Y2 (en) | 1984-11-06 | 1984-11-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6182142U true JPS6182142U (en) | 1986-05-31 |
| JPH0235064Y2 JPH0235064Y2 (en) | 1990-09-21 |
Family
ID=30726132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984168359U Expired JPH0235064Y2 (en) | 1984-11-06 | 1984-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0235064Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62131138U (en) * | 1986-02-13 | 1987-08-19 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5775243U (en) * | 1980-10-28 | 1982-05-10 | ||
| JPS59184076A (en) * | 1983-04-01 | 1984-10-19 | 株式会社昭和製作所 | Automatic damping-force adjusting type hydraulic shock absorber |
-
1984
- 1984-11-06 JP JP1984168359U patent/JPH0235064Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5775243U (en) * | 1980-10-28 | 1982-05-10 | ||
| JPS59184076A (en) * | 1983-04-01 | 1984-10-19 | 株式会社昭和製作所 | Automatic damping-force adjusting type hydraulic shock absorber |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62131138U (en) * | 1986-02-13 | 1987-08-19 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0235064Y2 (en) | 1990-09-21 |