JPH0378101U - - Google Patents
Info
- Publication number
- JPH0378101U JPH0378101U JP13906789U JP13906789U JPH0378101U JP H0378101 U JPH0378101 U JP H0378101U JP 13906789 U JP13906789 U JP 13906789U JP 13906789 U JP13906789 U JP 13906789U JP H0378101 U JPH0378101 U JP H0378101U
- Authority
- JP
- Japan
- Prior art keywords
- rod
- oil
- oil chamber
- cylinder
- axial direction
- 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
- 239000003921 oil Substances 0.000 claims 10
- 239000010720 hydraulic oil Substances 0.000 claims 3
- 230000000149 penetrating effect Effects 0.000 claims 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Description
第１図は、本考案に係るロツド内送油式油圧シ
リンダを示した断面図、第２図は、従来の油圧シ
リンダを示した概略図である。
２…シリンダロツド、３…ピストン、４…シリ
ンダチユーブ、５…パイプ、６…ロツド油路、７
…ボトム側油室、８…ロツド側油室。
FIG. 1 is a sectional view showing an internal rod oil feeding type hydraulic cylinder according to the present invention, and FIG. 2 is a schematic view showing a conventional hydraulic cylinder. 2... Cylinder rod, 3... Piston, 4... Cylinder tube, 5... Pipe, 6... Rod oil path, 7
...bottom side oil chamber, 8...rod side oil chamber.
Claims (1)
向に延びて前記２つの作動油ポートのうちの一方
に繋がる油路を有するシリンダロツドと、 前記シリンダロツドの後端に設けられ、軸方向
に穿設された貫通孔を有するピストンと、 前記ピストンが摺動自在に挿入されるとともに
、このピストンによつて内部油室がボトム側油室
およびロツド側油室に分割されたシリンダチユー
ブと、 前記２つの作動油ポートのうち他方に繋がり、
前記シリンダロツド内の油路内に軸方向に延ばし
て配設されたパイプとからなり、 前記油路が前記貫通孔を介して前記ボトム側油
室に繋がるとともに、前記パイプが前記シリンダ
ロツドの側壁を貫通して前記ロツド側油室に繋が
ることを特徴とするロツド内送油式油圧シリンダ
。[Claims for Utility Model Registration] A cylinder rod having two hydraulic oil ports at its tip and having an oil passage therein that extends in the axial direction and connects to one of the two hydraulic oil ports; and at the rear end of the cylinder rod. A piston is provided and has a through hole drilled in the axial direction, and the piston is slidably inserted, and the piston divides the internal oil chamber into a bottom side oil chamber and a rod side oil chamber. connected to the cylinder tube and the other of the two hydraulic oil ports,
and a pipe extending in the axial direction within the oil passage in the cylinder rod, the oil passage being connected to the bottom side oil chamber via the through hole, and the pipe penetrating the side wall of the cylinder rod. An in-rod oil feeding type hydraulic cylinder, characterized in that the rod side oil chamber is connected to the rod side oil chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13906789U JPH0378101U (en) | 1989-11-30 | 1989-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13906789U JPH0378101U (en) | 1989-11-30 | 1989-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0378101U true JPH0378101U (en) | 1991-08-07 |
Family
ID=31686135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13906789U Pending JPH0378101U (en) | 1989-11-30 | 1989-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0378101U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4828632U (en) * | 1971-08-07 | 1973-04-07 |
-
1989
- 1989-11-30 JP JP13906789U patent/JPH0378101U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4828632U (en) * | 1971-08-07 | 1973-04-07 |
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