JPS58144081U - Concrete pump hydraulic cylinder stroke automatic adjustment device - Google Patents
Concrete pump hydraulic cylinder stroke automatic adjustment deviceInfo
- Publication number
- JPS58144081U JPS58144081U JP4147382U JP4147382U JPS58144081U JP S58144081 U JPS58144081 U JP S58144081U JP 4147382 U JP4147382 U JP 4147382U JP 4147382 U JP4147382 U JP 4147382U JP S58144081 U JPS58144081 U JP S58144081U
- Authority
- JP
- Japan
- Prior art keywords
- concrete pump
- hydraulic cylinder
- adjustment device
- cylinder stroke
- automatic adjustment
- 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
- Reciprocating Pumps (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
第１図は従来方式の一例を示す説明図、第２図は従来の
他の方式を示す説明図、第３図は本考案の一実施例を示
す説明図、第４図は第３図の変更例を示す説明図である
。
１．２は油圧シリンダ、３は切換弁、４は油圧源、５．
５’は油タンク、６は密閉流路、７はチェック弁、８
．９は油圧ピストンを示す。Fig. 1 is an explanatory diagram showing an example of a conventional method, Fig. 2 is an explanatory diagram showing another conventional method, Fig. 3 is an explanatory diagram showing an embodiment of the present invention, and Fig. 4 is an explanatory diagram showing an example of the conventional method. It is an explanatory view showing a modification example. 1.2 is a hydraulic cylinder, 3 is a switching valve, 4 is a hydraulic power source, 5.
5' is an oil tank, 6 is a sealed channel, 7 is a check valve, 8
．． 9 indicates a hydraulic piston.
Claims (1)
にて接続し、該密閉原図路を、該密閉流路側への油の流
入を許し且つ密閉流路側からの油の流出を阻止するチェ
ック弁を介して油タンクに接続したことを特徴とするコ
ンクリートポンプの油圧シリンダストローク自動調整装
置。The ends of the hydraulic cylinders of the concrete pump are connected by a sealed passage, and the sealed original passage is provided with a check valve that allows oil to flow into the sealed passage and prevents oil from flowing out from the sealed passage. An automatic hydraulic cylinder stroke adjustment device for a concrete pump, characterized in that it is connected to an oil tank through an oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4147382U JPS58144081U (en) | 1982-03-24 | 1982-03-24 | Concrete pump hydraulic cylinder stroke automatic adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4147382U JPS58144081U (en) | 1982-03-24 | 1982-03-24 | Concrete pump hydraulic cylinder stroke automatic adjustment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58144081U true JPS58144081U (en) | 1983-09-28 |
Family
ID=30052656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4147382U Pending JPS58144081U (en) | 1982-03-24 | 1982-03-24 | Concrete pump hydraulic cylinder stroke automatic adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58144081U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0454982U (en) * | 1990-09-14 | 1992-05-12 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5735175A (en) * | 1980-08-06 | 1982-02-25 | Niigata Eng Co Ltd | Automatic adjustment unit for amount of closing oil for concrete pump |
-
1982
- 1982-03-24 JP JP4147382U patent/JPS58144081U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5735175A (en) * | 1980-08-06 | 1982-02-25 | Niigata Eng Co Ltd | Automatic adjustment unit for amount of closing oil for concrete pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0454982U (en) * | 1990-09-14 | 1992-05-12 |
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