JPS6372303U - - Google Patents
Info
- Publication number
- JPS6372303U JPS6372303U JP16504186U JP16504186U JPS6372303U JP S6372303 U JPS6372303 U JP S6372303U JP 16504186 U JP16504186 U JP 16504186U JP 16504186 U JP16504186 U JP 16504186U JP S6372303 U JPS6372303 U JP S6372303U
- Authority
- JP
- Japan
- Prior art keywords
- drive device
- hole
- hydraulic drive
- opening
- piston
- 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)
Description
第１図ａおよびｂは本考案に係る油圧駆動装置
の要部を示す断面図、第２図は他の実施例を示す
断面図、第３図は従来の油圧駆動装置を示す断面
図、第４図はその要部を示す断面図である。
１……油圧シリンダ、２……ピストン、７……
ロツド、２１……通孔、２３……プラグ。
1A and 1B are cross-sectional views showing essential parts of a hydraulic drive device according to the present invention, FIG. 2 is a cross-sectional view showing another embodiment, FIG. 3 is a cross-sectional view showing a conventional hydraulic drive device, and FIG. FIG. 4 is a sectional view showing the main part thereof. 1... Hydraulic cylinder, 2... Piston, 7...
Rod, 21...through hole, 23...plug.
Claims (1)
複動シリンダを備えた油圧駆動装置において、前
記ピストンに軸線方向に開口する通孔を設けると
共に、この通孔のシリンダエンド側開口部を開閉
するプラグを取り付けたことを特徴とする油圧駆
動装置。 (2) 通孔はピストンロツド側の開口部が開口端
に向かつて拡がるラツパ状に形成されている実用
新案登録請求の範囲第１項記載の油圧駆動装置。[Claims for Utility Model Registration] (1) In a hydraulic drive device equipped with a double-acting cylinder in which a piston advances and retreats in the vertical direction, the piston is provided with a through hole that opens in the axial direction, and the through hole is A hydraulic drive device characterized by being equipped with a plug that opens and closes an opening on the cylinder end side. (2) The hydraulic drive device according to claim 1, wherein the through hole is formed in a lap shape such that the opening on the piston rod side widens toward the opening end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16504186U JPS6372303U (en) | 1986-10-29 | 1986-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16504186U JPS6372303U (en) | 1986-10-29 | 1986-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6372303U true JPS6372303U (en) | 1988-05-14 |
Family
ID=31094715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16504186U Pending JPS6372303U (en) | 1986-10-29 | 1986-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6372303U (en) |
-
1986
- 1986-10-29 JP JP16504186U patent/JPS6372303U/ja active Pending
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