US3238994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid fuel burner with combustion aid
Assignee: Sinclair Research Inc
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Filing: 1962-10-09
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Granted: 1966-03-08
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Expires: 1982-10-09
Abstract
No abstract record available.
Inventors
- 👤 James H Kirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:06
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/36; F23D11/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN A GUN-TYPE LIQUID FUEL BURNER HAVING A NOZZLE AND IGNITION MEANS ADJACENT THE NOZZLE, SAID NOZZLE BEING ADAPTED TO SPRAY FUEL INTO A MIXING ZONE CONTAINING A COMBUSTION-SUPPORTING GAS, THE IMPROVEMENT WHICH COMPRISES A MEMBER IN THE PATH OF THE FUEL FLOW DOWNSTREAM OF SAID NOZZLE AND SAID IGNITION MEANS, SAID MEMBER HAVING A GENERALLY FLAT, DISCONTINUOUS SURFACE FACING SAID NOZZLE, THE AREA OF SAID SURFACE COVERING A MINOR PORTION OF THE CROSS-SECTIONAL AREA OF SAID MIXING ZONE, DRAINING MEANS AT THE LOWER EDGE OF SAID MEMBER, EXTENDING AWAY
Claim 2
Dependent Claim
90 words
IN A GUN-TYPE LIQUID FUEL BURNER HAVING A NOZZLE AND IGNITION MEANS ADJACENT THE NOZZLE, SAID NOZZLE BEING ADAPTED TO SPRAY FUEL INTO A MIXING ZONE CONTAINING A COMBUSTION-SUPPORTING GAS, THE IMPROVEMENT WHICH COMPRISES A MEMBER IN THE PATH OF THE FUEL FLOW DOWNSTREAM OF SAID NOZZLE AND SAID IGNITION MEANS, SAID MEMBER HAVING A GENERALLY FLAT, DISCONTINUOUS SURFACE FACING SAID NOZZLE, THE AREA OF SAID SURFACE COVERING A MINOR PORTION OF THE CROSS-SECTIONAL AREA OF SAID MIXING ZONE, DRAINING MEANS AT THE LOWER EDGE OF SAID MEMBER, EXTENDING AWAY
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |