US3228449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam syphon oil burner
Assignee: WALTHAM HEATING PRODUCTS Inc
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Filing: 1963-05-13
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Granted: 1966-01-11
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Expires: 1983-05-13
Abstract
No abstract record available.
Inventors
- 👤 Stanley C Paterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:54
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/10; F23D11/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
262 words
AN OIL BURNER COMPRISING A STEAM BOILER, SAID STEAM BOILER INCLUDING A FIRST COMPARTMENT AND A SECOND COMPARTMENT, MEANS CONNECTING AN EXTERNAL SUPPLY OF WATER TO SAID FIRST COMPARTMENT OF SAID STEAM BOILER, FLOAT CONTROLLED VALVE MEANS POSITIONED WITHIN SAID FIRST COMPARTMENT AND OPERABLE TO MAINTAIN A CONSTANT LEVEL OF WATER IN SAID BOILER, A WALL WITHIN SAID BOILER SEPARATING SAID FIRST AND SAID SECOND COMPARTMENTS SAID WALL EXTENDING LESS THAN THE FULL DISTANCE TO THE TOP OF SAID BOILER AND LESS THAN THE FULL DISTANCE TO THE BOTTOM OF SAID BOILER AND EXTENDING HIGHER THAN SAID CONSTANT WATER LEVEL THEREIN TO PROVIDE PRESSURE EQUALIZATION BETWEEN SAID FIRST AND SAID SECOND COMPARTMENTS AND GRAVITY FLOW OF WATER FROM SAID FIRST COMPARTMENT OF SAID SECOND COMPARTMENT, SAID WALL ISOLATING THE VALVE MEANS FROM THE BOILING ACTION OCCURRING IN THE SECOND COMPARTMENT, A HEATING ELEMENT POSITIONED IN SAID SECOND COMPARTMENT IMMEDIATELY BELOW THE SURFACE OF SAID WATER WHEREBY STEAM IS PRODUCED IN SAID BOILER BY SURFACE BOILING OF THE WATER THEREIN, A STEAM OUTLET FROM SAID BOILER, AN ATOMIZING NOZZLE, MEANS CONNECTING SAID STEAM OUTLET TO SAID ATOMIZING NOZZLE, A SUPPLY OF FUEL OIL, MEANS CONNECTING SAID SUPPLY OF FUEL OIL TO SAID ATOMIZING NOZZLE, SAID OIL BEING DRAWN THROUGH SAID NOZZLE BY THE SYPHONING ACTION OF SAID STEAM, WHEREBY SAID OIL IS ATOMIZED BY PASSAGE THROUGH SAID NOZZLE, MEANS FOR SUPPLYING ENERGY TO SAID HEATING ELEMENT CONTAINED IN SAID SECOND COMPARTMENT TO HEAT SAID WATER FOR THE PRODUCTION OF STEAM AND MEANS FOR IGNITING SAID ATOMIZED OIL SPRAY PRODUCED FROM SAID ATOMIZING NOZZLE.
Claim 2
Dependent Claim
262 words
AN OIL BURNER COMPRISING A STEAM BOILER, SAID STEAM BOILER INCLUDING A FIRST COMPARTMENT AND A SECOND COMPARTMENT, MEANS CONNECTING AN EXTERNAL SUPPLY OF WATER TO SAID FIRST COMPARTMENT OF SAID STEAM BOILER, FLOAT CONTROLLED VALVE MEANS POSITIONED WITHIN SAID FIRST COMPARTMENT AND OPERABLE TO MAINTAIN A CONSTANT LEVEL OF WATER IN SAID BOILER, A WALL WITHIN SAID BOILER SEPARATING SAID FIRST AND SAID SECOND COMPARTMENTS SAID WALL EXTENDING LESS THAN THE FULL DISTANCE TO THE TOP OF SAID BOILER AND LESS THAN THE FULL DISTANCE TO THE BOTTOM OF SAID BOILER AND EXTENDING HIGHER THAN SAID CONSTANT WATER LEVEL THEREIN TO PROVIDE PRESSURE EQUALIZATION BETWEEN SAID FIRST AND SAID SECOND COMPARTMENTS AND GRAVITY FLOW OF WATER FROM SAID FIRST COMPARTMENT OF SAID SECOND COMPARTMENT, SAID WALL ISOLATING THE VALVE MEANS FROM THE BOILING ACTION OCCURRING IN THE SECOND COMPARTMENT, A HEATING ELEMENT POSITIONED IN SAID SECOND COMPARTMENT IMMEDIATELY BELOW THE SURFACE OF SAID WATER WHEREBY STEAM IS PRODUCED IN SAID BOILER BY SURFACE BOILING OF THE WATER THEREIN, A STEAM OUTLET FROM SAID BOILER, AN ATOMIZING NOZZLE, MEANS CONNECTING SAID STEAM OUTLET TO SAID ATOMIZING NOZZLE, A SUPPLY OF FUEL OIL, MEANS CONNECTING SAID SUPPLY OF FUEL OIL TO SAID ATOMIZING NOZZLE, SAID OIL BEING DRAWN THROUGH SAID NOZZLE BY THE SYPHONING ACTION OF SAID STEAM, WHEREBY SAID OIL IS ATOMIZED BY PASSAGE THROUGH SAID NOZZLE, MEANS FOR SUPPLYING ENERGY TO SAID HEATING ELEMENT CONTAINED IN SAID SECOND COMPARTMENT TO HEAT SAID WATER FOR THE PRODUCTION OF STEAM AND MEANS FOR IGNITING SAID ATOMIZED OIL SPRAY PRODUCED FROM SAID ATOMIZING NOZZLE.
References Cited (Backward Citations)
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Cited
US2594063A
Cited
US1963340A
Cited
US1932447A
Cited
US2304468A
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US2729068A
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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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |