JPS60159204U - hydraulic cylinder device - Google Patents
hydraulic cylinder deviceInfo
- Publication number
- JPS60159204U JPS60159204U JP4738884U JP4738884U JPS60159204U JP S60159204 U JPS60159204 U JP S60159204U JP 4738884 U JP4738884 U JP 4738884U JP 4738884 U JP4738884 U JP 4738884U JP S60159204 U JPS60159204 U JP S60159204U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- piston
- compartment
- cylinder device
- spring
- 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
- Actuator (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図は従来の間膜的油圧シリンダ装置の構造を示す縦
断面図、第２図はこの考案に係る油圧シリンダ装置の構
成を示す縦断面図である。
２・・・・・・油圧ポンプ、３・・・・・・シリンダユ
ニット、３ａ、３ｂ・・・・・・区画室、３ｃ＊３ｄ・
・・・・・給、吐出口、７・・・・・・圧縮コイルバネ
、２０・・・・・・ピストン、２１・・・・・・プラン
ジャ、２２．２３・・・・・・連絡流路、２４・・・・
・・ボール弁、２５・・・・・・バネ。FIG. 1 is a longitudinal sectional view showing the structure of a conventional mesogenic hydraulic cylinder device, and FIG. 2 is a longitudinal sectional view showing the structure of the hydraulic cylinder device according to this invention. 2... Hydraulic pump, 3... Cylinder unit, 3a, 3b... Compartment chamber, 3c*3d.
...Supply, discharge port, 7...Compression coil spring, 20...Piston, 21...Plunger, 22.23...Communication flow path , 24...
...Ball valve, 25... Spring.
Claims (1)
の区画室内に仕切るピストンと、一方の゛区画室内に挿
通されて常時ピストンをシリンダの一端に押付けるバネ
と、各区画室内に連通ずる給、吐出口に連通する油圧ポ
ンプを備えた油圧シリンダ装置において、前記ピストン
内部に流路を形成して各区画室内を連絡するとともに、
流路内にはバネ押付は側にのみ叩く一方向弁を設け、前
記油圧ポンプの回転駆動によりピストンをバネ圧に抗し
てシリンダ内で移動させ、油圧ポンベの逆転により一方
向弁を開いて各区画室内の圧力差を０とし、バネ圧によ
ってピストンを原位置に復帰 、させることを特徴とす
る油圧シリンダ装置。a cylinder, a piston inserted into the cylinder to partition the cylinder into two compartments, a spring inserted into one compartment to constantly press the piston against one end of the cylinder, and a supply communicating with each compartment; In a hydraulic cylinder device equipped with a hydraulic pump communicating with a discharge port, a flow path is formed inside the piston to communicate each compartment, and
A one-way valve is provided in the flow path where the spring presses only on the side, and the piston is moved within the cylinder against the spring pressure by the rotational drive of the hydraulic pump, and the one-way valve is opened by reversing the hydraulic pump. A hydraulic cylinder device characterized in that the pressure difference in each compartment is set to 0, and the piston is returned to its original position by spring pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4738884U JPS60159204U (en) | 1984-03-30 | 1984-03-30 | hydraulic cylinder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4738884U JPS60159204U (en) | 1984-03-30 | 1984-03-30 | hydraulic cylinder device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60159204U true JPS60159204U (en) | 1985-10-23 |
Family
ID=30562669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4738884U Pending JPS60159204U (en) | 1984-03-30 | 1984-03-30 | hydraulic cylinder device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60159204U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49108482A (en) * | 1973-02-20 | 1974-10-15 |
-
1984
- 1984-03-30 JP JP4738884U patent/JPS60159204U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49108482A (en) * | 1973-02-20 | 1974-10-15 |
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