JPS6311976U - - Google Patents
Info
- Publication number
- JPS6311976U JPS6311976U JP10557686U JP10557686U JPS6311976U JP S6311976 U JPS6311976 U JP S6311976U JP 10557686 U JP10557686 U JP 10557686U JP 10557686 U JP10557686 U JP 10557686U JP S6311976 U JPS6311976 U JP S6311976U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve plate
- opened
- valve body
- butterfly
- 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
- 230000002265 prevention Effects 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 4
- 238000005299 abrasion Methods 0.000 claims 3
- 238000004140 cleaning Methods 0.000 claims 3
- 238000007664 blowing Methods 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000005273 aeration Methods 0.000 claims 1
- 239000013013 elastic material Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
Landscapes
- Lift Valve (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10557686U JPH0244137Y2 (OSRAM) | 1986-07-11 | 1986-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10557686U JPH0244137Y2 (OSRAM) | 1986-07-11 | 1986-07-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6311976U true JPS6311976U (OSRAM) | 1988-01-26 |
| JPH0244137Y2 JPH0244137Y2 (OSRAM) | 1990-11-22 |
Family
ID=30980135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10557686U Expired JPH0244137Y2 (OSRAM) | 1986-07-11 | 1986-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0244137Y2 (OSRAM) |
-
1986
- 1986-07-11 JP JP10557686U patent/JPH0244137Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0244137Y2 (OSRAM) | 1990-11-22 |