US3079981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burner apparatus
Assignee: Cleaver Brooks Co
•
Filing: 1957-09-06
•
Granted: 1963-03-05
•
Expires: 1977-09-06
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Loebel
- 👤 Glenn D Craig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:33
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/20; F23D; F23D11/00; F23D11/001; F23N5/02; F23N5/08; F23N5/085; F23N2227/00; F23N2227/36; F23N2231/00; F23N2231/06; F23N2231/08; F23N2233/00; F23N2233/06; F23N2239/00; F23N2239/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
AN OIL BURNER APPARATUS, COMPRISING, A BURNER TUBE FOR CONDUCTING AIR TO A COMBUSTION CHAMBER, AN AIR DIFFUSER PLATE ACROSS THE BURNER TUBE AT THE FORWARD END PORTION THEREOF HAVING A CENTRAL OPENING THERETHROUGH AND ADDITIONAL OPENINGS DISPOSED RADIALLY OUTWARD FROM THE CENTRAL OPENING AND MEANS ADJACENT THE OUTWARDLY DISPOSED OPENINGS FOR DIRECTING AIR FORWARDLY THERETHROUGH IN A SWIRLING PATTERN, A MAIN OIL NOZZLE LOCATED IN THE BURNER TUBE ADJACENT THE DIFFUSER PLATE AND CENTRALLY OF SAID CENTRAL OPENING TO DIRECT ATOMIZED OIL FORWARDLY THERETHROUGH, A PILOT OIL NOZZLE LOCATED IN THE BURNER TUBE SLIGHTLY TO THE REAR OF SAID DIFFUSER PLATE AND ADJACENT THE EDGE OF SAID CENTRAL OPENING TO DIRECT ATOMIZED OIL THERETHROUGH, AND A CYLINDRICAL PILOT NOZZLE SHIELD SURROUNDING THE PILOT NOZZLE, HAVING A REAR END ON THE NOZZLE BODY, HAVING AN OPEN FORWARD END AROUND THE NOZZLE TIP, AND HAVING AN UPPER PORTION OF ITS FORWARD EDGE ADJACENT THE REAR FACE OF SAID DIFFUSER PLATE, THEREBY TO SHIELD THE PILOT NOZZLE FOR PILOT FIRING IN THE MAIN AIR STREAM DURING FULL AIR FLOW SUFFICIENT TO SUPPORT MAIN BURNER FIRING BEFORE FIRING OF THE MAIN BURNER.
Claim 2
Dependent Claim
189 words
AN OIL BURNER APPARATUS, COMPRISING, A BURNER TUBE FOR CONDUCTING AIR TO A COMBUSTION CHAMBER, AN AIR DIFFUSER PLATE ACROSS THE BURNER TUBE AT THE FORWARD END PORTION THEREOF HAVING A CENTRAL OPENING THERETHROUGH AND ADDITIONAL OPENINGS DISPOSED RADIALLY OUTWARD FROM THE CENTRAL OPENING AND MEANS ADJACENT THE OUTWARDLY DISPOSED OPENINGS FOR DIRECTING AIR FORWARDLY THERETHROUGH IN A SWIRLING PATTERN, A MAIN OIL NOZZLE LOCATED IN THE BURNER TUBE ADJACENT THE DIFFUSER PLATE AND CENTRALLY OF SAID CENTRAL OPENING TO DIRECT ATOMIZED OIL FORWARDLY THERETHROUGH, A PILOT OIL NOZZLE LOCATED IN THE BURNER TUBE SLIGHTLY TO THE REAR OF SAID DIFFUSER PLATE AND ADJACENT THE EDGE OF SAID CENTRAL OPENING TO DIRECT ATOMIZED OIL THERETHROUGH, AND A CYLINDRICAL PILOT NOZZLE SHIELD SURROUNDING THE PILOT NOZZLE, HAVING A REAR END ON THE NOZZLE BODY, HAVING AN OPEN FORWARD END AROUND THE NOZZLE TIP, AND HAVING AN UPPER PORTION OF ITS FORWARD EDGE ADJACENT THE REAR FACE OF SAID DIFFUSER PLATE, THEREBY TO SHIELD THE PILOT NOZZLE FOR PILOT FIRING IN THE MAIN AIR STREAM DURING FULL AIR FLOW SUFFICIENT TO SUPPORT MAIN BURNER FIRING BEFORE FIRING OF THE MAIN BURNER.
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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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |