JPS61112806U - - Google Patents
Info
- Publication number
- JPS61112806U JPS61112806U JP19713884U JP19713884U JPS61112806U JP S61112806 U JPS61112806 U JP S61112806U JP 19713884 U JP19713884 U JP 19713884U JP 19713884 U JP19713884 U JP 19713884U JP S61112806 U JPS61112806 U JP S61112806U
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- hydraulic
- hydraulic cylinder
- collect
- 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
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- Gripping On Spindles (AREA)
Description
第１図は本考案油圧チヤツクの一実施例を示す
縦断正面図、第２図はこの油圧チヤツクを用いた
マンホール穿孔機の正面図である。
図中、１……油圧チヤツク、２……コレツトチ
ヤツク部、３……油圧シリンダー部、４……ピス
トン、５……スリーブ、６……皿ばね、である。
FIG. 1 is a longitudinal sectional front view showing an embodiment of the hydraulic chuck of the present invention, and FIG. 2 is a front view of a manhole drilling machine using this hydraulic chuck. In the figure, 1...hydraulic chuck, 2...collection chuck section, 3...hydraulic cylinder section, 4...piston, 5...sleeve, 6...disc spring.
Claims (1)
、油圧シリンダーのピストンにてコレツトチヤツ
クのスリーブを軸方向に移動させてコレツトチヤ
ツクの開閉動を行なう油圧チヤツクにおいて、前
記コレツトチヤツクが閉動する方向にピストンを
付勢するスプリングを、前記油圧シリンダー内に
設けてなる油圧チヤツク。 In a hydraulic chuck consisting of a hydraulic cylinder and a collect chuck, in which a piston of the hydraulic cylinder moves a sleeve of the collect chuck in the axial direction to open and close the collect chuck, a spring biases the piston in a direction in which the collect chuck closes; A hydraulic chuck provided within the hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19713884U JPS61112806U (en) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19713884U JPS61112806U (en) | 1984-12-28 | 1984-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61112806U true JPS61112806U (en) | 1986-07-17 |
Family
ID=30755206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19713884U Pending JPS61112806U (en) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61112806U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5630121A (en) * | 1979-08-22 | 1981-03-26 | Fuji Photo Film Co Ltd | Controlling method of exposure for photographic printing |
-
1984
- 1984-12-28 JP JP19713884U patent/JPS61112806U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5630121A (en) * | 1979-08-22 | 1981-03-26 | Fuji Photo Film Co Ltd | Controlling method of exposure for photographic printing |