JPS5956446U - Hydraulic shock absorber damping force adjustment mechanism - Google Patents
Hydraulic shock absorber damping force adjustment mechanismInfo
- Publication number
- JPS5956446U JPS5956446U JP15239882U JP15239882U JPS5956446U JP S5956446 U JPS5956446 U JP S5956446U JP 15239882 U JP15239882 U JP 15239882U JP 15239882 U JP15239882 U JP 15239882U JP S5956446 U JPS5956446 U JP S5956446U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- shock absorber
- hydraulic shock
- damping force
- adjustment mechanism
- 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
Landscapes
- Fluid-Damping Devices (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の一実施例を示すものであり、第1図は油
圧緩衝器の縦断側面図、第2図は第1図2−2線拡大断
面図、第3図は第1図3−3線拡大断面図、第4図、第
5図は夫々圧縮行程時、伸長行程時における調整機構の
作用を示す破断側面図、第6図は減衰力特性線図、第7
図は減衰力の温度特性線図である。
尚図面中1は油圧緩衝器、2はシリンダ、3は中空ピス
トンロフド、4はピストン、5はケース部材、6は固定
部材、7はブツシュロッド、18は調整ダイヤル、19
はバルブシート、19aは油孔、20はセレクトバルブ
、2Qa、2Qb。
20C,20dはオリフィス、21はスプリング、22
はチェックバルブ、Slは上部作動室、S2は下部作動
室、S3は空間部、ΔSは隙間である。
第4図
−−N\しニΔThe drawings show an embodiment of the present invention, in which Fig. 1 is a vertical side view of a hydraulic shock absorber, Fig. 2 is an enlarged sectional view taken along the line 2-2 in Fig. 1, and Fig. 3 is a cross-sectional view taken along the line 3-3 in Fig. 3-line enlarged sectional view, FIGS. 4 and 5 are broken side views showing the action of the adjustment mechanism during the compression stroke and extension stroke, respectively. FIG. 6 is a damping force characteristic diagram, and FIG.
The figure is a temperature characteristic diagram of damping force. In the drawings, 1 is a hydraulic shock absorber, 2 is a cylinder, 3 is a hollow piston rod, 4 is a piston, 5 is a case member, 6 is a fixing member, 7 is a bushing rod, 18 is an adjustment dial, 19
is a valve seat, 19a is an oil hole, 20 is a select valve, 2Qa, 2Qb. 20C, 20d are orifices, 21 are springs, 22
is a check valve, Sl is an upper working chamber, S2 is a lower working chamber, S3 is a space, and ΔS is a gap. Figure 4--N\shini∆
Claims (1)
持する中空ピストンロフドの内部にブツシュロッドを回
動自在に挿通し、該ブツシュロッド端部に複数の異径オ
リフィスを穿設して成るセレクトバルブを一体に回動ず
べく係合するとともに、該セレクトバルブの一端面側に
該バルブの前記異径オリフィスの−に適合すべき油孔を
穿設して成るバルブシートを設けて構成される油圧緩衝
器の減衰力調整機構において、前記セレクトバルブの他
端面側に該バルブの異径オリフィスを閉塞すべくスプリ
ングで付勢されたチェックバルブを設けたことを特徴と
する油圧緩衝器の減衰力調整機構。A select valve is provided in which a bushing rod is rotatably inserted into a hollow piston rod that supports a piston slidably fitted in a cylinder at one end, and a plurality of orifices of different diameters are bored in the end of the bushing rod. A hydraulic shock absorber configured by providing a valve seat that engages without rotating integrally with the select valve and has an oil hole formed on one end side of the select valve to match the − of the different diameter orifice of the valve. A damping force adjusting mechanism for a hydraulic shock absorber, characterized in that a check valve biased by a spring is provided on the other end side of the select valve to close off a different diameter orifice of the valve. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15239882U JPS5956446U (en) | 1982-10-07 | 1982-10-07 | Hydraulic shock absorber damping force adjustment mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15239882U JPS5956446U (en) | 1982-10-07 | 1982-10-07 | Hydraulic shock absorber damping force adjustment mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5956446U true JPS5956446U (en) | 1984-04-13 |
Family
ID=30337446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15239882U Pending JPS5956446U (en) | 1982-10-07 | 1982-10-07 | Hydraulic shock absorber damping force adjustment mechanism |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5956446U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6318644U (en) * | 1986-07-22 | 1988-02-06 |
-
1982
- 1982-10-07 JP JP15239882U patent/JPS5956446U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6318644U (en) * | 1986-07-22 | 1988-02-06 |
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