JPS61105771U - - Google Patents
Info
- Publication number
- JPS61105771U JPS61105771U JP19075084U JP19075084U JPS61105771U JP S61105771 U JPS61105771 U JP S61105771U JP 19075084 U JP19075084 U JP 19075084U JP 19075084 U JP19075084 U JP 19075084U JP S61105771 U JPS61105771 U JP S61105771U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cylinder
- hydraulic
- hydraulic cylinder
- lubricating
- 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
- 230000001050 lubricating effect Effects 0.000 claims 2
- 238000001125 extrusion Methods 0.000 claims 1
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 239000003921 oil Substances 0.000 claims 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Description
第１図は本考案に係るピストンポンプの縦断面
図、第２図は第１図のピストン部の拡大縦断面図
、第３図、第４図はピストンポンプでセメント、
汚泥等を搬送する状態を示す説明図、第５図は従
来のピストンポンプのピストンを示す縦断面図で
ある。
４′……ピストン、５……シリンダ、１０……
ピストンロツド、１３，１４，１５……孔、１９
〜２６……方向切換バルブ、２７……油室。
Fig. 1 is a longitudinal sectional view of a piston pump according to the present invention, Fig. 2 is an enlarged longitudinal sectional view of the piston part of Fig. 1, and Figs. 3 and 4 are a piston pump with cement,
An explanatory diagram showing a state in which sludge or the like is transported, FIG. 5 is a longitudinal sectional view showing a piston of a conventional piston pump. 4'... Piston, 5... Cylinder, 10...
Piston rod, 13, 14, 15... hole, 19
~26... Directional switching valve, 27... Oil chamber.
Claims (1)
圧シリンダにおいて、前記ピストンの潤滑部と前
記シリンダの動作を制御する方向切換バルブから
ピストン押出側へ供給される作動油の油室とをピ
ストンロツドを貫通した孔を介して接続したこと
を特徴とする油圧シリンダの潤滑装置。 In a hydraulic cylinder equipped with a piston that reciprocates within the cylinder, a hole passing through the piston rod connects the lubricating part of the piston and the oil chamber for hydraulic oil supplied to the piston extrusion side from a directional control valve that controls the operation of the cylinder. A lubricating device for a hydraulic cylinder, characterized in that it is connected via a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19075084U JPS61105771U (en) | 1984-12-18 | 1984-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19075084U JPS61105771U (en) | 1984-12-18 | 1984-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61105771U true JPS61105771U (en) | 1986-07-04 |
Family
ID=30748201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19075084U Pending JPS61105771U (en) | 1984-12-18 | 1984-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61105771U (en) |
-
1984
- 1984-12-18 JP JP19075084U patent/JPS61105771U/ja active Pending
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