JPH02137572U - - Google Patents
Info
- Publication number
- JPH02137572U JPH02137572U JP4734689U JP4734689U JPH02137572U JP H02137572 U JPH02137572 U JP H02137572U JP 4734689 U JP4734689 U JP 4734689U JP 4734689 U JP4734689 U JP 4734689U JP H02137572 U JPH02137572 U JP H02137572U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cylinder
- pressure receiving
- core
- lip portion
- 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
- 239000011440 grout Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4734689U JPH02137572U (sl) | 1989-04-21 | 1989-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4734689U JPH02137572U (sl) | 1989-04-21 | 1989-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02137572U true JPH02137572U (sl) | 1990-11-16 |
Family
ID=31563196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4734689U Pending JPH02137572U (sl) | 1989-04-21 | 1989-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02137572U (sl) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55151182A (en) * | 1979-02-22 | 1980-11-25 | Weatherford Dmc | Reciprocating mud pump |
| JPS606082A (ja) * | 1983-06-23 | 1985-01-12 | Itsumi Kawa | 被圧送体の圧送方法及びその圧送装置 |
-
1989
- 1989-04-21 JP JP4734689U patent/JPH02137572U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55151182A (en) * | 1979-02-22 | 1980-11-25 | Weatherford Dmc | Reciprocating mud pump |
| JPS606082A (ja) * | 1983-06-23 | 1985-01-12 | Itsumi Kawa | 被圧送体の圧送方法及びその圧送装置 |