US3293573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coaxial to elliptical waveguide coupling
Assignee: Telefunken Patentverwertungs GmbH
•
Filing: 1965-03-25
•
Granted: 1966-12-20
•
Expires: 1985-03-25
Abstract
No abstract record available.
Inventors
- 👤 Krank Wolfgang
- 👤 Ramonat Dieter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:53
CPC Classifications
H; H01; H01P; H01P5/00; H01P5/08; H01P5/10; H01P5/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN AN ARRANGEMENT FOR THE EXCITATION OF A WAVE IN A GENERALLY ELLIPTICAL WAVEGUIDE HAVING A SHORT CIRCUIT END WALL FOR CENTRALLY COUPLING A COAXIAL LINE THERETO, THE IMPROVEMENT COMPRISING: A CROSS BAR CONNECTED AT ITS ENDS TO THE WALL OF THE WAVEGUIDE AND HAVING ENLARGED PORTIONS AND CONDUCTIVELY CONNECTED WITH THE INNER CONDUCTOR OF SUCH COAXIAL LINE, SAID CROSS BAR BEING DISPOSED AT A PREDETERMINED DISTANCE FROM THE SHORT CIRCUIT WALL AND PARALLEL TO THE MAJOR CROSS SECTIONAL AXIS OF THE WAVEGUIDE; AND A CENTRALLY DISPOSED METAL CROSS PIECE POSITIONED AT A RIGHT ANGLE TO THE INNER CONDUCTOR AND TO THE CROSS BAR, ONE END THEREOF BEING CONNECTED TO THE WALL OF THE WAVEGUIDE AND THE OTHER END PROTRUDING SLIGHTLY BEYOND SAID CROSS BAR.
Claim 2
Dependent Claim
125 words
IN AN ARRANGEMENT FOR THE EXCITATION OF A WAVE IN A GENERALLY ELLIPTICAL WAVEGUIDE HAVING A SHORT CIRCUIT END WALL FOR CENTRALLY COUPLING A COAXIAL LINE THERETO, THE IMPROVEMENT COMPRISING: A CROSS BAR CONNECTED AT ITS ENDS TO THE WALL OF THE WAVEGUIDE AND HAVING ENLARGED PORTIONS AND CONDUCTIVELY CONNECTED WITH THE INNER CONDUCTOR OF SUCH COAXIAL LINE, SAID CROSS BAR BEING DISPOSED AT A PREDETERMINED DISTANCE FROM THE SHORT CIRCUIT WALL AND PARALLEL TO THE MAJOR CROSS SECTIONAL AXIS OF THE WAVEGUIDE; AND A CENTRALLY DISPOSED METAL CROSS PIECE POSITIONED AT A RIGHT ANGLE TO THE INNER CONDUCTOR AND TO THE CROSS BAR, ONE END THEREOF BEING CONNECTED TO THE WALL OF THE WAVEGUIDE AND THE OTHER END PROTRUDING SLIGHTLY BEYOND SAID CROSS BAR.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |