NL300134A - - Google Patents
Info
- Publication number
- NL300134A NL300134A NL300134DA NL300134A NL 300134 A NL300134 A NL 300134A NL 300134D A NL300134D A NL 300134DA NL 300134 A NL300134 A NL 300134A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/087—Magnetic focusing arrangements
- H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0273—Magnetic circuits with PM for magnetic field generation
- H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Particle Accelerators (AREA)
- Microwave Tubes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES83006A DE1233070B (en) | 1962-12-21 | 1962-12-21 | Permanent magnet system for bundled guidance of an electron beam, especially for traveling wave tubes |
Publications (1)
Publication Number | Publication Date |
---|---|
NL300134A true NL300134A (en) |
Family
ID=7510742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL300134D NL300134A (en) | 1962-12-21 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3241007A (en) |
DE (1) | DE1233070B (en) |
GB (1) | GB989775A (en) |
NL (1) | NL300134A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1904131B2 (en) * | 1969-01-28 | 1971-12-16 | Siemens AG, 1000 Berlin u 8000 München | PERMANENT MAGNET SYSTEM IN PARTICULAR FOR WALKING FIELD TUBES |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE601511C (en) * | 1932-04-02 | 1934-08-18 | Siemens Schuckertwerke Akt Ges | Permanent magnet, especially made of steel with high coercive force |
US3061754A (en) * | 1960-03-18 | 1962-10-30 | Gen Precision Inc | Temperature compensating element for a traveling wave tube periodic array |
-
0
- NL NL300134D patent/NL300134A/xx unknown
-
1962
- 1962-12-21 DE DES83006A patent/DE1233070B/en active Pending
-
1963
- 1963-12-16 US US331011A patent/US3241007A/en not_active Expired - Lifetime
- 1963-12-23 GB GB50647/63A patent/GB989775A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB989775A (en) | 1965-04-22 |
DE1233070B (en) | 1967-01-26 |
US3241007A (en) | 1966-03-15 |