JPS5910537U - cylinder device - Google Patents
cylinder deviceInfo
- Publication number
- JPS5910537U JPS5910537U JP10548182U JP10548182U JPS5910537U JP S5910537 U JPS5910537 U JP S5910537U JP 10548182 U JP10548182 U JP 10548182U JP 10548182 U JP10548182 U JP 10548182U JP S5910537 U JPS5910537 U JP S5910537U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- elastic body
- piston rod
- regulating portion
- cylinder device
- 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)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来技術によるシリンダ装置としての油圧緩衝
器を示す縦断面図、第２図は第１図の油圧緩衝器のピス
トン速度に対する油圧抵抗力特性を示す線図、゛第３図
ないし第８図は本考案の第１ ′の実施例を示す
もので、第３図はシリンダ装置としての油圧緩衝器の縦
断面図、第４図ないし第７図はそれぞれ異なる作動状態
を示す第３図の部分拡大図、第８図はピストン速度に対
する油圧抵抗 −′力特性を示す線図、第９図ないし第
１１図はそれぞれ本考案の第２、第３．第４の実施例を
示すシリンダ装置の要部断面図である。
１・・・シリンダ、２１・・・ピストンロッド、２３゜
２３’、２３“、４１・・・ピストン、２５．２６・・
・弾性体、２７．２８・・・規制部、２９．４３・・・
通路、３０．３１．４２・・・突部、３２．３３・・・
オリフィス、３５・・・他のオリフィス、Ｂ、 Ｃ・・
・油室。
−第１図
Ｃ９ｂ ７１０
菰ｌ゛ 第２図FIG. 1 is a vertical sectional view showing a hydraulic shock absorber as a cylinder device according to the prior art, FIG. 2 is a diagram showing the hydraulic resistance characteristics of the hydraulic shock absorber shown in FIG. Fig. 8 shows the first embodiment of the present invention, Fig. 3 is a vertical sectional view of a hydraulic shock absorber as a cylinder device, and Figs. 4 to 7 show different operating states. FIG. 8 is a diagram showing hydraulic resistance-' force characteristics with respect to piston speed, and FIGS. 9 to 11 are partial enlarged views of the second and third parts of the present invention, respectively. FIG. 7 is a sectional view of a main part of a cylinder device showing a fourth embodiment. 1... Cylinder, 21... Piston rod, 23゜23', 23", 41... Piston, 25.26...
・Elastic body, 27.28...Restriction part, 29.43...
Passage, 30.31.42... Protrusion, 32.33...
Orifice, 35...Other orifices, B, C...
・Oil room. -Figure 1C9b 710 菰゛Figure 2
Claims (4)
、該ピストンロッドの先端には前記シリンダ内を２個の
油室に画成するピストンを前記ピストンロッドの軸方向
に移動可能に挿嵌し、該ピストンには前記各油室を連通
ずる連通路を設ケ、前記ピストンロッドには前記ピスト
ンの移動方向の少なくとも一側には規制部を設け、該規
制部と前記ピストンとの間には前記連通路に連通ずるオ
リフィスを有する円環状の弾性体をその外周縁が前記規
制部と所定間隔離間した状態で対面させて配設し、前記
ピストンには前記弾性体の外周縁部と当接し、該弾性体
を前記規制部と当接する方向に変形させる突部を形成し
、しかも前記ピストンロッドには前記各油室を常′時連
通する他のオリフィスを設けてなるシリンダ装置。(1) A piston rod is provided in the cylinder to protrude, and a piston defining two oil chambers in the cylinder is inserted into the tip of the piston rod so as to be movable in the axial direction of the piston rod. , the piston is provided with a communication passage that communicates the oil chambers, the piston rod is provided with a regulating portion on at least one side in the moving direction of the piston, and a regulating portion is provided between the regulating portion and the piston. An annular elastic body having an orifice that communicates with the communication path is disposed so that its outer circumferential edge faces the regulating portion with a predetermined spacing therebetween, and the piston is in contact with the outer circumferential edge of the elastic body. . A cylinder device, further comprising a protrusion that deforms the elastic body in the direction of contacting the restricting portion, and further comprising another orifice provided in the piston rod that constantly communicates with each of the oil chambers.
両側にそれぞれ設けてなる実用新案登録請求の範囲（１
）項記載のシリンダ装置。(2) The scope of the utility model registration claim (1
) Cylinder device described in section 2.
トンが移動する方向に規制部を設け、該規制部と前記ピ
ストンの端面との間に前記弾性体を配設し、該弾性体に
対面させて前記突部を形成してなる実用新案登録請求の
範囲（１）項記載のシリンダ装置。(3) A regulating part is provided in the direction in which the piston moves during the extension stroke of the piston rod, the elastic body is disposed between the regulating part and the end surface of the piston, and the elastic body is faced to the A cylinder device according to claim (1) of the utility model registration, which is formed with a protrusion.
ピストンが移動する方向に規制部を設け、該規制部と前
記ピストンの端面との間に前記弾性体 □を配設し、該
弾性体に対面させて前記突部を形成してなる実用新案登
録請求の範囲（１）項記載のシリンダ装置。(4) A regulating portion is provided in the direction in which the piston moves during the contraction stroke of the piston rod, and the elastic body □ is disposed between the regulating portion and the end face of the piston, and the elastic body is faced to the elastic body. A cylinder device according to claim (1), which is a registered utility model and is formed with the protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10548182U JPS5910537U (en) | 1982-07-12 | 1982-07-12 | cylinder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10548182U JPS5910537U (en) | 1982-07-12 | 1982-07-12 | cylinder device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5910537U true JPS5910537U (en) | 1984-01-23 |
| JPS6210506Y2 JPS6210506Y2 (en) | 1987-03-12 |
Family
ID=30247223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10548182U Granted JPS5910537U (en) | 1982-07-12 | 1982-07-12 | cylinder device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5910537U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014129869A (en) * | 2012-11-28 | 2014-07-10 | Showa Corp | Pressure buffer device |
-
1982
- 1982-07-12 JP JP10548182U patent/JPS5910537U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014129869A (en) * | 2012-11-28 | 2014-07-10 | Showa Corp | Pressure buffer device |
| US9592716B2 (en) | 2012-11-28 | 2017-03-14 | Showa Corporation | Pressure damping device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6210506Y2 (en) | 1987-03-12 |
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