US3702175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat spray fuel nozzle
Assignee: Avco Corp
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Filing: 1970-12-04
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Granted: 1972-11-07
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Expires: 1990-12-04
Abstract
Abstract THE DISCLOSURE ILLUSTRATES A FLAT SPRAY FLUEL NOZZLE COMPRISING, IN ONE FORM, A SPHERICAL CHAMBER HAVING AN ELONGATED OUTLET SLOT AND A SPHERE IN THE CHAMBER CLOSLEY ADJACENT THE SLOT. FUEL FLOW THROUGH THE CHAMBER IS DIVIDED INTO TWO STREAMS WHICH ARE DIRECTED AGAINST ONE ANOTHER AT THE INLET OF THE SLOT TO PROVIDE GREATER TURBULENCE AND MORE EFFICIENT ATOMIZATION. IN ANOTHER FORM THE NOZZLE USES A BAR POSITIONED IN FRONT OF A STRAIGHT SLOT FOR DIVIDING THE FLOW.
Inventors
- 👤 Sidney C Watkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:16
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/24
Claims Analysis
Total Claims: 0
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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) | 1975-11-07 | 1976-05-08 | 1976-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-07 | 1980-05-08 | 1980-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-07 | 1984-05-08 | 1984-11-07 | $7700.00 | Window Closed / Lapsed |