JPS6426688U - - Google Patents
Info
- Publication number
- JPS6426688U JPS6426688U JP12068187U JP12068187U JPS6426688U JP S6426688 U JPS6426688 U JP S6426688U JP 12068187 U JP12068187 U JP 12068187U JP 12068187 U JP12068187 U JP 12068187U JP S6426688 U JPS6426688 U JP S6426688U
- Authority
- JP
- Japan
- Prior art keywords
- extension part
- jack body
- fluid pressure
- jack
- rod
- 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
- 239000012530 fluid Substances 0.000 claims 2
- 238000009412 basement excavation Methods 0.000 description 1
Landscapes
- Actuator (AREA)
Description
第１図は本考案の実施例を示す油圧式ジヤツキ
の要部断面図、第２図は同じく使用状況を示す溝
状掘削部の横断面図、第３図はストツパを備えた
油圧ジヤツキの従来例を示す側面図である。
１…ジヤツキ本体、２…プランジヤ、７…ロツ
ド、１２…螺合部、１３…モータ。
Fig. 1 is a cross-sectional view of the main parts of a hydraulic jack showing an embodiment of the present invention, Fig. 2 is a cross-sectional view of a groove-shaped excavation section showing the usage situation, and Fig. 3 is a conventional hydraulic jack equipped with a stopper. It is a side view which shows an example. DESCRIPTION OF SYMBOLS 1... Jack main body, 2... Plunger, 7... Rod, 12... Threaded part, 13... Motor.
Claims (1)
と、ジヤツキ本体に螺合して伸張部の背後に配設
されたロツドと、伸張部に追従してロツドを回転
駆動するジヤツキ本体に付設した回転駆動手段と
を備えたことを特徴とする流体圧ジヤツキ。 An extension part extending from the jack body by fluid pressure, a rod screwed into the jack body and disposed behind the extension part, and a rotational drive means attached to the jack body that rotationally drives the rod following the extension part. A fluid pressure jack characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12068187U JPS6426688U (en) | 1987-08-06 | 1987-08-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12068187U JPS6426688U (en) | 1987-08-06 | 1987-08-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6426688U true JPS6426688U (en) | 1989-02-15 |
Family
ID=31367004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12068187U Pending JPS6426688U (en) | 1987-08-06 | 1987-08-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6426688U (en) |
-
1987
- 1987-08-06 JP JP12068187U patent/JPS6426688U/ja active Pending