JPH01148654U - - Google Patents
Info
- Publication number
- JPH01148654U JPH01148654U JP4503388U JP4503388U JPH01148654U JP H01148654 U JPH01148654 U JP H01148654U JP 4503388 U JP4503388 U JP 4503388U JP 4503388 U JP4503388 U JP 4503388U JP H01148654 U JPH01148654 U JP H01148654U
- Authority
- JP
- Japan
- Prior art keywords
- electron beam
- magnetic field
- field focusing
- periodic magnetic
- annular
- 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
- 238000010894 electron beam technology Methods 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Microwave Tubes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4503388U JPH01148654U (en]) | 1988-04-01 | 1988-04-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4503388U JPH01148654U (en]) | 1988-04-01 | 1988-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01148654U true JPH01148654U (en]) | 1989-10-16 |
Family
ID=31271363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4503388U Pending JPH01148654U (en]) | 1988-04-01 | 1988-04-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01148654U (en]) |
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1988
- 1988-04-01 JP JP4503388U patent/JPH01148654U/ja active Pending