BE454416A - - Google Patents
Info
- Publication number
- BE454416A BE454416A BE454416DA BE454416A BE 454416 A BE454416 A BE 454416A BE 454416D A BE454416D A BE 454416DA BE 454416 A BE454416 A BE 454416A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/06—Movable joints, e.g. rotating joints
- H01P1/062—Movable joints, e.g. rotating joints the relative movement being a rotation
- H01P1/066—Movable joints, e.g. rotating joints the relative movement being a rotation with an unlimited angle of rotation
- H01P1/067—Movable joints, e.g. rotating joints the relative movement being a rotation with an unlimited angle of rotation the energy being transmitted in only one line located on the axis of rotation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/32—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by mechanical means
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE261233X | 1943-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE454416A true BE454416A (fr) |
Family
ID=5973233
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE454416D BE454416A (fr) | 1943-03-16 | ||
| BE454415D BE454415A (fr) | 1943-03-16 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE454415D BE454415A (fr) | 1943-03-16 |
Country Status (3)
| Country | Link |
|---|---|
| BE (2) | BE454415A (fr) |
| CH (1) | CH261233A (fr) |
| FR (1) | FR901725A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2985853A (en) * | 1958-01-13 | 1961-05-23 | Microwave Semiconductor & Inst | Microwave attenuator or modulator |
| FR2545282A1 (fr) * | 1983-04-26 | 1984-11-02 | Thomson Brandt | Dispositif de connexion coaxiale amovible ou mobile en rotation pour hyperfrequences |
-
0
- BE BE454416D patent/BE454416A/xx unknown
- BE BE454415D patent/BE454415A/xx unknown
-
1944
- 1944-01-25 CH CH261233D patent/CH261233A/de unknown
- 1944-02-02 FR FR901725D patent/FR901725A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR901725A (fr) | 1945-08-03 |
| BE454415A (fr) | |
| CH261233A (de) | 1949-04-30 |