Patent US3131749A successfully refreshed from Google Patents.
US3131749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aspirating liquid fuel burner
Assignee: Gulf Research and Development Co
•
Filing: 1960-11-18
•
Granted: 1964-05-05
•
Expires: 1980-11-18
Abstract
No abstract record available.
Inventors
- 👤 Sr Orvis A Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:57
CPC Classifications
F; F23; F23C; F23C99/00; F23D; F23D11/00; F23D11/10; F23D11/101; F23D11/105; F23C2700/00; F23C2700/02; F23C2700/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
192 words
AN APPARATUS COMPRISING IN COMBINATION AN ELONGATED ENCLOSED FLAME CHAMBER AND AN OIL ASPIRATING SPRAY NOZZLE, SAID ASPIRATING NOZZLE ADAPTED SO THAT A PRESSURIZED GAS PASSING THERETHROUGH ASPIRATES LIQUID FUEL THROUGH THE NOZZLE, INLET OPENING MEANS DISPOSED AT THE REARWARD END OF SAID FLAME CHAMBER, SAID OIL ASPIRATING NOZZLE DISPOSED TO SPRAY INTO SAID FLAME CHAMBER THROUGH SAID INLET OPENING MEANS, PARTIONING MEANS COMPRISING A PLURALITY OF ADJACENT LOUVERS EXTENDING ROW-LIKE ALONG THE LENGTH OF SAID FLAME CHAMBER, SAID PARTIONING MEANS DIVIDING SAID CHAMBER LENGTHWISE INTO SEPARATE ELONGATED ZONE MEANS, ACCESS MEANS BETWEEN SAID SEPARATE ZONE MEANS AT THE END OF SAID ELONGATED FLAME CHAMBER REMOTE FROM SAID OIL ASPIRATING NOZZLE, A FIRST OF SAID ZONE MEANS IN REGISTER WITH SAID INLET OPENING MEANS, PASSAGEWAY MEANS BETWEEN ADJACENT LOUVERS IN SAID PARTITIONING MEANS EXTENDING OUTWARDLY AND REARWARDLY FROM SAID FIRST ZONE MEANS TO A SECOND OF SAID ZONE MEANS, AND OVERHEAD DISCHARGE OPENING MEANS IN SAID ENCLOSED CHAMBER IN REGISTER WITH SAID SECOND ZONE MEANS EXTENDING ALONG THE LENGTH OF SAID SECOND ZONE MEANS, SAID OVERHEAD DISCHARGE OPENING MEANS LEADING FROM SAID SECOND ZONE MEANS DIRECTLY TO THE EXTERIOR OF SAID APPARATUS.
Claim 2
Independent Claim
192 words
AN APPARATUS COMPRISING IN COMBINATION AN ELONGATED ENCLOSED FLAME CHAMBER AND AN OIL ASPIRATING SPRAY NOZZLE, SAID ASPIRATING NOZZLE ADAPTED SO THAT A PRESSURIZED GAS PASSING THERETHROUGH ASPIRATES LIQUID FUEL THROUGH THE NOZZLE, INLET OPENING MEANS DISPOSED AT THE REARWARD END OF SAID FLAME CHAMBER, SAID OIL ASPIRATING NOZZLE DISPOSED TO SPRAY INTO SAID FLAME CHAMBER THROUGH SAID INLET OPENING MEANS, PARTIONING MEANS COMPRISING A PLURALITY OF ADJACENT LOUVERS EXTENDING ROW-LIKE ALONG THE LENGTH OF SAID FLAME CHAMBER, SAID PARTIONING MEANS DIVIDING SAID CHAMBER LENGTHWISE INTO SEPARATE ELONGATED ZONE MEANS, ACCESS MEANS BETWEEN SAID SEPARATE ZONE MEANS AT THE END OF SAID ELONGATED FLAME CHAMBER REMOTE FROM SAID OIL ASPIRATING NOZZLE, A FIRST OF SAID ZONE MEANS IN REGISTER WITH SAID INLET OPENING MEANS, PASSAGEWAY MEANS BETWEEN ADJACENT LOUVERS IN SAID PARTITIONING MEANS EXTENDING OUTWARDLY AND REARWARDLY FROM SAID FIRST ZONE MEANS TO A SECOND OF SAID ZONE MEANS, AND OVERHEAD DISCHARGE OPENING MEANS IN SAID ENCLOSED CHAMBER IN REGISTER WITH SAID SECOND ZONE MEANS EXTENDING ALONG THE LENGTH OF SAID SECOND ZONE MEANS, SAID OVERHEAD DISCHARGE OPENING MEANS LEADING FROM SAID SECOND ZONE MEANS DIRECTLY TO THE EXTERIOR OF SAID APPARATUS.
References Cited (Backward Citations)
BE520240A
Cited
FR578880A
Cited
FR806177A
Cited
US2189532A
Cited
US2755851A
Cited
GB825859A
Cited
US2993479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |