JPS6189538U - - Google Patents
Info
- Publication number
- JPS6189538U JPS6189538U JP17079985U JP17079985U JPS6189538U JP S6189538 U JPS6189538 U JP S6189538U JP 17079985 U JP17079985 U JP 17079985U JP 17079985 U JP17079985 U JP 17079985U JP S6189538 U JPS6189538 U JP S6189538U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- passage
- shock absorber
- check valve
- hollow nut
- 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
Landscapes
- Fluid-Damping Devices (AREA)
Description
第１図はこの考案の一実施例を示す縦断面図、
第２図はその要部の断面図、第３図は第１図の
−線に沿う横断面図、第４図はその中空ナツト
の連通孔が開放された時の状態を示す横断面図、
第５図はその減衰力特性図である。
１３……ピストン、１５……ピストンロツド、
１６……中空ナツト、１７……ピストン上室、１
８……ピストン下室、１９……連通路（通路）、
２０……中心孔、２１……分岐孔（通路）、２２
……チエツク弁、２３……オリフイス通路、２８
……縮み側減衰弁、３２……伸び側減衰弁、４１
……回転軸、４３……連通孔開閉体、４６……連
通孔（通路）（可変オリフイス）、５１……連通
孔（通路）。
FIG. 1 is a longitudinal sectional view showing an embodiment of this invention.
FIG. 2 is a sectional view of the main part, FIG. 3 is a cross-sectional view taken along the - line in FIG. 1, and FIG. 4 is a cross-sectional view showing the condition when the communicating hole of the hollow nut is opened.
FIG. 5 is a diagram showing the damping force characteristics. 13... Piston, 15... Piston rod,
16...Hollow nut, 17...Piston upper chamber, 1
8...Piston lower chamber, 19...Communication passage (passage),
20... Center hole, 21... Branch hole (passage), 22
... Check valve, 23 ... Orifice passage, 28
...Compression side damping valve, 32... Retention side damping valve, 41
... Rotating shaft, 43 ... Communication hole opening/closing body, 46 ... Communication hole (passage) (variable orifice), 51 ... Communication hole (passage).
Claims (1)
ンをピストンロツドに中空ナツトによつて固定し
、該中空ナツト、前記ピストンロツドに形成され
た通路を介して前記ピストン下室とピストン上室
とを連通し、該通路に可変オリフイスを設けた油
圧緩衝器において、前記通路に、伸び行程時に閉
となるチエツク弁及び伸び行程時に前記チエツク
弁を迂回して前記ピストン上室からピストン下室
へ油液を導くオリフイス通路を設けたことを特徴
とする減衰力調整式油圧緩衝器。 A piston having an extension side damping valve and a compression side damping valve is fixed to a piston rod with a hollow nut, and the piston lower chamber and the piston upper chamber are communicated through the hollow nut and a passage formed in the piston rod. , in a hydraulic shock absorber having a variable orifice in the passage, a check valve that is closed during an extension stroke, and a fluid flowing from the piston upper chamber to the piston lower chamber bypassing the check valve during the extension stroke; A damping force adjustable hydraulic shock absorber characterized by having an orifice passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17079985U JPS6235951Y2 (en) | 1985-11-06 | 1985-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17079985U JPS6235951Y2 (en) | 1985-11-06 | 1985-11-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6189538U true JPS6189538U (en) | 1986-06-11 |
| JPS6235951Y2 JPS6235951Y2 (en) | 1987-09-12 |
Family
ID=30728510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17079985U Expired JPS6235951Y2 (en) | 1985-11-06 | 1985-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6235951Y2 (en) |
-
1985
- 1985-11-06 JP JP17079985U patent/JPS6235951Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6235951Y2 (en) | 1987-09-12 |
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