JPH038840U - - Google Patents
Info
- Publication number
- JPH038840U JPH038840U JP6947589U JP6947589U JPH038840U JP H038840 U JPH038840 U JP H038840U JP 6947589 U JP6947589 U JP 6947589U JP 6947589 U JP6947589 U JP 6947589U JP H038840 U JPH038840 U JP H038840U
- Authority
- JP
- Japan
- Prior art keywords
- vacuum
- detection
- control section
- electromagnetic
- electromagnet
- 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
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 3
- 229910052753 mercury Inorganic materials 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6947589U JPH038840U (cs) | 1989-06-14 | 1989-06-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6947589U JPH038840U (cs) | 1989-06-14 | 1989-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH038840U true JPH038840U (cs) | 1991-01-28 |
Family
ID=31604808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6947589U Pending JPH038840U (cs) | 1989-06-14 | 1989-06-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH038840U (cs) |
-
1989
- 1989-06-14 JP JP6947589U patent/JPH038840U/ja active Pending
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