Patent US2992799A successfully refreshed from Google Patents.
Patent US3084890A successfully refreshed from Google Patents.
US3084890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Airplane liquid-spraying unit
Assignee: Individual
•
Filing: 1959-04-16
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Granted: 1963-04-09
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Expires: 1979-04-16
Abstract
No abstract record available.
Inventors
- 👤 Richard E Hyde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:03
CPC Classifications
B; B64; B64D; B64D1/00; B64D1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
AN AIRPLANE SPRAYING UNIT INCLUDING IN COMBINATION AN AIRPLANE HAVING A WING, A FUSELAGE, AND LANDING GEAR; A HOLLOW BOOM OF SUBSTANTIAL LENGTH ROTATABLY SUPPORTED BY SAID AIRPLANE BELOW SAID FUSELAGE AND BELOW AND PARALLEL TO SAID WING; MEANS FOR PUMPING SPRAY SOLUTION INTO SAID BOOM UNDER PRESSURE; A SERIES OF NOZZLE TUBES CONNECTED TO SAID BOOM AND EXTENDING TRANSVERSELY THERETO; AND MEANS FOR ROTATING SAID BOOM FROM A POSITION WHERE SAID NOZZLE TUBES ARE GENERALLY HORIZONTAL AND ABOVE SAID LANDING GEAR TO A POSITION WHERE SAID NOZZLE TUBES EXTEND DOWNWARDLY TO A LEVEL BELOW SAID LANDING GEAR AND BELOW THE TURBULENT AIRSTREAM PROVIDED BY THE WING AND LANDING GEAR WHEN SAID AIRPLANE IS IN FLIGHT.
Claim 2
Dependent Claim
116 words
AN AIRPLANE SPRAYING UNIT INCLUDING IN COMBINATION AN AIRPLANE HAVING A WING, A FUSELAGE, AND LANDING GEAR; A HOLLOW BOOM OF SUBSTANTIAL LENGTH ROTATABLY SUPPORTED BY SAID AIRPLANE BELOW SAID FUSELAGE AND BELOW AND PARALLEL TO SAID WING; MEANS FOR PUMPING SPRAY SOLUTION INTO SAID BOOM UNDER PRESSURE; A SERIES OF NOZZLE TUBES CONNECTED TO SAID BOOM AND EXTENDING TRANSVERSELY THERETO; AND MEANS FOR ROTATING SAID BOOM FROM A POSITION WHERE SAID NOZZLE TUBES ARE GENERALLY HORIZONTAL AND ABOVE SAID LANDING GEAR TO A POSITION WHERE SAID NOZZLE TUBES EXTEND DOWNWARDLY TO A LEVEL BELOW SAID LANDING GEAR AND BELOW THE TURBULENT AIRSTREAM PROVIDED BY THE WING AND LANDING GEAR WHEN SAID AIRPLANE IS IN FLIGHT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |