JPH0240311Y2 - - Google Patents
Info
- Publication number
- JPH0240311Y2 JPH0240311Y2 JP2864887U JP2864887U JPH0240311Y2 JP H0240311 Y2 JPH0240311 Y2 JP H0240311Y2 JP 2864887 U JP2864887 U JP 2864887U JP 2864887 U JP2864887 U JP 2864887U JP H0240311 Y2 JPH0240311 Y2 JP H0240311Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- shield
- valve seat
- sealing material
- 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.)
- Expired
Links
- 239000003566 sealing material Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims 2
- 238000010894 electron beam technology Methods 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2864887U JPH0240311Y2 (zh) | 1987-02-27 | 1987-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2864887U JPH0240311Y2 (zh) | 1987-02-27 | 1987-02-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63136274U JPS63136274U (zh) | 1988-09-07 |
| JPH0240311Y2 true JPH0240311Y2 (zh) | 1990-10-26 |
Family
ID=30831809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2864887U Expired JPH0240311Y2 (zh) | 1987-02-27 | 1987-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0240311Y2 (zh) |
-
1987
- 1987-02-27 JP JP2864887U patent/JPH0240311Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63136274U (zh) | 1988-09-07 |
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