Patent US3226720A successfully refreshed from Google Patents.
US3226720A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Integrated airframe bulkhead and cavity antenna
Assignee: Aeronca Manufacturing Corp
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Filing: 1962-10-11
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Granted: 1965-12-28
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Expires: 1982-10-11
Abstract
No abstract record available.
Inventors
- 👤 John E Brunner
- 👤 Alton Z Hallum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:02
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/27; H01Q1/28; H01Q1/286
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
IN A MISSILE HAVING A FORWARD SECTION AND A REARWARD SECTION, AN ANTENNA ASSEMBLY JOINING SAID TWO SECTIONS, SAID ANTENNA ASSEMBLY COMPRISING, A TRANSVERSE BULKHEAD INCLUDING AN ANNULAR FLANGE HAVING AN OUTSIDE DIAMETER EQUAL TO THE OUTSIDE DIAMETER OF SAID MISSILE SECTIONS, MEANS JOINING SAID FORWARD AND REARWARD SECTIONS TO SAID ANNULAR FLANGE, A PLURALITY OF DIPOLE RADIATING ELEMENTS CIRCUMFERENTIALLY SPACED ABOUT SAID FLANGE AND HAVING THEIR OUTERMOST EXTREMITIES WITHIN THE CYLINDRICAL PLANE OF SAID ANNULAR FLANGE, A RADOME COVERING EACH SAID ELEMENT AND HAVING ITS OUTER SURFACE LYING IN THE CYLINDRICAL PLANE OF SAID ANNULAR FLANGE, A PLURALITY OF POSTS PROJECTING LONGITUDINALLY FROM SAID BULKHEAD, AN AUGMENTER SECURED TO AND SUPPORTED ONLY BY SAID POSTS, AND COAXIAL TRANSMISSION MEANS CONNECTING SAID RADIATING ELEMENTS TO SAID AUGMENTER.
Claim 2
Dependent Claim
127 words
IN A MISSILE HAVING A FORWARD SECTION AND A REARWARD SECTION, AN ANTENNA ASSEMBLY JOINING SAID TWO SECTIONS, SAID ANTENNA ASSEMBLY COMPRISING, A TRANSVERSE BULKHEAD INCLUDING AN ANNULAR FLANGE HAVING AN OUTSIDE DIAMETER EQUAL TO THE OUTSIDE DIAMETER OF SAID MISSILE SECTIONS, MEANS JOINING SAID FORWARD AND REARWARD SECTIONS TO SAID ANNULAR FLANGE, A PLURALITY OF DIPOLE RADIATING ELEMENTS CIRCUMFERENTIALLY SPACED ABOUT SAID FLANGE AND HAVING THEIR OUTERMOST EXTREMITIES WITHIN THE CYLINDRICAL PLANE OF SAID ANNULAR FLANGE, A RADOME COVERING EACH SAID ELEMENT AND HAVING ITS OUTER SURFACE LYING IN THE CYLINDRICAL PLANE OF SAID ANNULAR FLANGE, A PLURALITY OF POSTS PROJECTING LONGITUDINALLY FROM SAID BULKHEAD, AN AUGMENTER SECURED TO AND SUPPORTED ONLY BY SAID POSTS, AND COAXIAL TRANSMISSION MEANS CONNECTING SAID RADIATING ELEMENTS TO SAID AUGMENTER.
References Cited (Backward Citations)
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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 |