JPH0332606U - - Google Patents
Info
- Publication number
- JPH0332606U JPH0332606U JP9147189U JP9147189U JPH0332606U JP H0332606 U JPH0332606 U JP H0332606U JP 9147189 U JP9147189 U JP 9147189U JP 9147189 U JP9147189 U JP 9147189U JP H0332606 U JPH0332606 U JP H0332606U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- piston chamber
- hydraulic oil
- piston
- main body
- 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.)
- Granted
Links
- 239000010720 hydraulic oil Substances 0.000 claims 3
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Road Paving Machines (AREA)
Description
図面は本考案の実施例を示し、第１図は断面図
、第２図〜第５図は動作説明図である。
１０……本体、１６……油圧ピストン、１７…
…転圧板、１８……上部ピストン室、２０……下
部ピストン室、２１……ピストン。
The drawings show an embodiment of the present invention, and FIG. 1 is a sectional view, and FIGS. 2 to 5 are operation explanatory views. 10...Main body, 16...Hydraulic piston, 17...
...Rolling plate, 18... Upper piston chamber, 20... Lower piston chamber, 21... Piston.
Claims (1)
嵌挿して上部ピストン室１８と下部ピストン室２
０を形成し、前記本体１０にスプール２１を、作
動油を上部ピストン室１８に供給する第１の位置
と上部ピストン室１８内の作動油を作動油流出口
３０に排出する第２の位置とに亘つて摺動自在で
、かつ油圧ピストン１６の上下動によつて第１・
第２の位置に移動するように設け、前記スプール
２１が第２の位置に移動する時の油圧ピストン１
６の位置を可変とする手段を設けたことを特徴と
する油圧ランマ。 A hydraulic piston 16 is fitted into the main body 10 so as to be slidable up and down to form an upper piston chamber 18 and a lower piston chamber 2.
0, the spool 21 is attached to the main body 10, and the first position supplies hydraulic oil to the upper piston chamber 18 and the second position discharges the hydraulic oil in the upper piston chamber 18 to the hydraulic oil outlet 30. The first and second
The hydraulic piston 1 is provided to move to a second position, and the hydraulic piston 1 is configured to move to a second position when the spool 21 moves to the second position.
A hydraulic rammer characterized in that a means for making the position of 6 variable is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9147189U JPH0621923Y2 (en) | 1989-08-04 | 1989-08-04 | Hydraulic rammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9147189U JPH0621923Y2 (en) | 1989-08-04 | 1989-08-04 | Hydraulic rammer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0332606U true JPH0332606U (en) | 1991-03-29 |
| JPH0621923Y2 JPH0621923Y2 (en) | 1994-06-08 |
Family
ID=31640950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9147189U Expired - Lifetime JPH0621923Y2 (en) | 1989-08-04 | 1989-08-04 | Hydraulic rammer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0621923Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0630235U (en) * | 1992-09-17 | 1994-04-19 | 積水化学工業株式会社 | Drainage cleaning lid |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08281571A (en) * | 1995-04-14 | 1996-10-29 | Komatsu Ltd | Vibration generating device |
-
1989
- 1989-08-04 JP JP9147189U patent/JPH0621923Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0630235U (en) * | 1992-09-17 | 1994-04-19 | 積水化学工業株式会社 | Drainage cleaning lid |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0621923Y2 (en) | 1994-06-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |