JPH02147878U - - Google Patents
Info
- Publication number
- JPH02147878U JPH02147878U JP1543989U JP1543989U JPH02147878U JP H02147878 U JPH02147878 U JP H02147878U JP 1543989 U JP1543989 U JP 1543989U JP 1543989 U JP1543989 U JP 1543989U JP H02147878 U JPH02147878 U JP H02147878U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- active metal
- getter pump
- shield plate
- vacuum chamber
- 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
- 238000001816 cooling Methods 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 5
- 238000001704 evaporation Methods 0.000 claims 4
- 230000008020 evaporation Effects 0.000 claims 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1543989U JPH0455268Y2 (enExample) | 1989-02-13 | 1989-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1543989U JPH0455268Y2 (enExample) | 1989-02-13 | 1989-02-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02147878U true JPH02147878U (enExample) | 1990-12-14 |
| JPH0455268Y2 JPH0455268Y2 (enExample) | 1992-12-25 |
Family
ID=31518744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1543989U Expired JPH0455268Y2 (enExample) | 1989-02-13 | 1989-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0455268Y2 (enExample) |
-
1989
- 1989-02-13 JP JP1543989U patent/JPH0455268Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0455268Y2 (enExample) | 1992-12-25 |