JPH0179658U - - Google Patents
Info
- Publication number
- JPH0179658U JPH0179658U JP1987175360U JP17536087U JPH0179658U JP H0179658 U JPH0179658 U JP H0179658U JP 1987175360 U JP1987175360 U JP 1987175360U JP 17536087 U JP17536087 U JP 17536087U JP H0179658 U JPH0179658 U JP H0179658U
- Authority
- JP
- Japan
- Prior art keywords
- head
- sleeve
- stepped portion
- conical surface
- shaped opening
- 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
- 230000001681 protective effect Effects 0.000 claims description 3
- 229910001018 Cast iron Inorganic materials 0.000 claims 1
- 238000010276 construction Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Valve Housings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17536087U JPH0315654Y2 (ar) | 1987-11-16 | 1987-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17536087U JPH0315654Y2 (ar) | 1987-11-16 | 1987-11-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0179658U true JPH0179658U (ar) | 1989-05-29 |
| JPH0315654Y2 JPH0315654Y2 (ar) | 1991-04-04 |
Family
ID=31467154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17536087U Expired JPH0315654Y2 (ar) | 1987-11-16 | 1987-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0315654Y2 (ar) |
-
1987
- 1987-11-16 JP JP17536087U patent/JPH0315654Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0315654Y2 (ar) | 1991-04-04 |