JPS6427507U - - Google Patents
Info
- Publication number
- JPS6427507U JPS6427507U JP12285587U JP12285587U JPS6427507U JP S6427507 U JPS6427507 U JP S6427507U JP 12285587 U JP12285587 U JP 12285587U JP 12285587 U JP12285587 U JP 12285587U JP S6427507 U JPS6427507 U JP S6427507U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- tail
- chamber
- cylinder body
- pressure
- 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
Description
第１図は、本考案の実施例に係る油圧シリンダ
を示す縦断面図。第２図は、従来の油圧シリンダ
を示す縦断面図である。
１……油圧シリンダ、２……シリンダ本体、３
……ピストン、４……ピストンロツド、５……テ
ール室、６……ロツド室、７……第一送油弁、８
……第二送油弁。
FIG. 1 is a longitudinal sectional view showing a hydraulic cylinder according to an embodiment of the present invention. FIG. 2 is a longitudinal sectional view showing a conventional hydraulic cylinder. 1...Hydraulic cylinder, 2...Cylinder body, 3
... Piston, 4 ... Piston rod, 5 ... Tail chamber, 6 ... Rod chamber, 7 ... First oil feed valve, 8
...Second oil feed valve.
Claims (1)
嵌挿されたピストンと、ピストンに連結されてシ
リンダ本体に摺動自在に貫通されたピストンロツ
ドと、シリンダ本体内のテール側に形成されたテ
ール室と、シリンダ本体内のヘツド側に形成され
たロツド室と、ピストンに設けられてピストンの
テール側ストロークエンド時にはロツド室の圧油
をテール室へ送つてロツド室の圧油をリリーフバ
ルブの設定圧より低い所定圧に保持し得る第一送
油弁と、ピストンに設けられてピストンのヘツド
側ストロークエンド時にはテール室の圧油をロツ
ド室へ送つてテール室の圧油をリリーフバルブの
設定圧より低い所定圧に保持し得る第二送油弁と
、から構成した事を特徴とする油圧シリンダ。 A cylinder body, a piston slidably inserted into the cylinder body, a piston rod connected to the piston and slidably penetrated through the cylinder body, and a tail chamber formed on the tail side within the cylinder body. , a rod chamber formed on the head side in the cylinder body, and a rod chamber provided in the piston. At the end of the piston's tail side stroke, the pressure oil in the rod chamber is sent to the tail chamber, and the pressure oil in the rod chamber is lower than the set pressure of the relief valve. A first oil supply valve that can maintain a low predetermined pressure is provided on the piston, and at the end of the stroke on the head side of the piston, the pressure oil in the tail chamber is sent to the rod chamber so that the pressure oil in the tail chamber is lower than the set pressure of the relief valve. A hydraulic cylinder comprising: a second oil feed valve capable of maintaining a predetermined pressure;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12285587U JPS6427507U (en) | 1987-08-10 | 1987-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12285587U JPS6427507U (en) | 1987-08-10 | 1987-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6427507U true JPS6427507U (en) | 1989-02-16 |
Family
ID=31371171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12285587U Pending JPS6427507U (en) | 1987-08-10 | 1987-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6427507U (en) |
-
1987
- 1987-08-10 JP JP12285587U patent/JPS6427507U/ja active Pending
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