US3226723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna feeding system
Assignee: Individual
•
Filing: 1949-03-11
•
Granted: 1965-12-28
•
Expires: 1969-03-11
Abstract
No abstract record available.
Inventors
- 👤 Lee R White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:18
CPC Classifications
H; H01; H01Q; H01Q5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A SYSTEM FOR COUPLING A PLURALITY OF RADIO WAVE TRANSLATING DEVICES ARE TUNED TO DIFFERENT FREQUENCIES TO A SINGLE ANTENNA, COMPRISING: A COAXIAL LINE SHORTED AT ONE END AND CONNECTED TO THE ANTENNA AT THE OTHER END, THE OUTER CONDUCTOR OF SID LINE INCLUDING A PLURALITY OF ENLARGED SECTIONS FROMING A LIKE MEMBER OF CAVITIES THROUGH WHICH THE INNER CONDUCTOR OF SAID LINE PASSES, A QUARTER WAVE COUPLING ELEMENT FOR EACH TRANSLATING DEVICE A CORRESPONDING ONE OF SAID ENLARGED SECTIONS AND IN ELECTRICAL COUPLED RELATION TO SAID INNER CONDUCTOR, MEANS FOR ADJUSTING THE LENGHT OF EACH COUPLING ELEMENT AND MEANS FOR ADJUSTING THE DISTANCE OF EACH COUPLING ELEMENT FROM THE SHORTED END OF THE LINE.
Claim 2
Independent Claim
115 words
A SYSTEM FOR COUPLING A PLURALITY OF RADIO WAVE TRANSLATING DEVICES ARE TUNED TO DIFFERENT FREQUENCIES TO A SINGLE ANTENNA, COMPRISING: A COAXIAL LINE SHORTED AT ONE END AND CONNECTED TO THE ANTENNA AT THE OTHER END, THE OUTER CONDUCTOR OF SID LINE INCLUDING A PLURALITY OF ENLARGED SECTIONS FROMING A LIKE MEMBER OF CAVITIES THROUGH WHICH THE INNER CONDUCTOR OF SAID LINE PASSES, A QUARTER WAVE COUPLING ELEMENT FOR EACH TRANSLATING DEVICE A CORRESPONDING ONE OF SAID ENLARGED SECTIONS AND IN ELECTRICAL COUPLED RELATION TO SAID INNER CONDUCTOR, MEANS FOR ADJUSTING THE LENGHT OF EACH COUPLING ELEMENT AND MEANS FOR ADJUSTING THE DISTANCE OF EACH COUPLING ELEMENT FROM THE SHORTED END OF THE LINE.
References Cited (Backward Citations)
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Cited
US2454042A
Cited
US2412393A
Cited
US2531777A
Cited
US2584272A
Cited
US2523254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |