Patent US3258053A successfully refreshed from Google Patents.
US3258053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automated burner control
Assignee: Combustion Engineering Inc
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Filing: 1964-05-05
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Granted: 1966-06-28
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Expires: 1984-05-05
Abstract
No abstract record available.
Inventors
- 👤 Jack A Schuss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:35
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/24; F23N5/245; F23N5/22; F23N2227/00; F23N2227/04; F23N2241/00; F23N2241/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
295 words
A SYSTEM FOR CONTROLLING A FUEL BURNER ARRANGEMENT HAVING AN AXIALLY MOVABLE MAIN OIL GUN, AN IGNITER TORCH AND BURNER PURGE MEANS COMPRISING: A MAIN BURNER FUEL SUPPLY VALVE; A BURNER PURGE VALVE; AB ELECTRICALLY ACTUATED FUEL SUPPLY VALVE OPERATOR ADAPTED TO OPEN AND TO CLOSE SAID FUEL SUPPLY VALVE UPON COMMAND; AN ELECTRICALLY ACTUATED BURNER PURGE VALVE OPERATOR ADAPTED TO OPEN AND TO CLOSE SAID BURNER PURGE VALVE UPON COMMAND; ELECTRICALLY ACTUATED OIL GUN MOVING MEANS ADAPTED TO EXTEND AND TO RETRACT SAID OIL GUN UPON COMAND; FIRST CIRCUIT MEANS INCLUDING MEANS FOR ACTUATING SAID OIL GUN MOVING MEANS ONLY UPON SAID BURNER PURGE VALVE BEING CLOSED AND SAID IGNITER DELIVERING SUFFICIENT IGNITION ENERGY TO IGNITE SAID OIL GUN, MEANS FOR ACTUATING SAID FUEL SUPPLY VALVE OPERATOR TO OPEN SAID FUEL SUPPLY VALVE UPON SAID OIL GUN ADVANCING TO ITS EXTENDED POSITION AND MEANS FOR LOCKING IN SAID FUEL VALVE OPERATION WITHOUT IGNITOR OPERATION AFTER SAID FUEL VALVE IS FULL OPEN; SECOND CIRCUIT MEANS ACTUABLE UPON COMMAND FOR TERMINATING OPERATION OF SAID OIL GUN INCLUDING MEANS FOR ACTUATING SAID FUEL SUPPLY VALVE OPERATOR TO CLOSE SAID FUEL SUPPLY VALVE, MEANS FOR ACTUATING SAID PURGE VALVE OPERATOR TO OPEN SAID PURGE VALVE OPEN UPON SAID IGNITER DELIVERING SUFFICIENT IGNITION ENERGY TO IGNITE THE FUEL EXPUNGED FROM SAID OIL GUN, MEANS FOR ACTUATING SAID PURGE VALVE OPERATOR TO CLOSE SAID PURGE VALVE AFTER A PREDETERMINED PERIOD OF TIME AND MEANS FOR RETRACTING SAID BURNER UPON CLOSURE OF SAID PURGE VALVE; AND THIRD CIRCUIT MEANS INDEPENDENT OF SAID FIRST AND SECOND CIRCUIT MEANS ACTUABLE UPON COMMAND FOR TERMINATING OPERATION OF SAID OIL GUN INCLUDING MEANS FOR ACTUATING SAID FUEL SUPPLY VALVE OPERATOR TO CLOSE SAID FUEL SUPPLY VALVE AND MEANS FOR PREVENTING OPENING OF SAID PURGE VALVE.
Claim 2
Independent Claim
295 words
A SYSTEM FOR CONTROLLING A FUEL BURNER ARRANGEMENT HAVING AN AXIALLY MOVABLE MAIN OIL GUN, AN IGNITER TORCH AND BURNER PURGE MEANS COMPRISING: A MAIN BURNER FUEL SUPPLY VALVE; A BURNER PURGE VALVE; AB ELECTRICALLY ACTUATED FUEL SUPPLY VALVE OPERATOR ADAPTED TO OPEN AND TO CLOSE SAID FUEL SUPPLY VALVE UPON COMMAND; AN ELECTRICALLY ACTUATED BURNER PURGE VALVE OPERATOR ADAPTED TO OPEN AND TO CLOSE SAID BURNER PURGE VALVE UPON COMMAND; ELECTRICALLY ACTUATED OIL GUN MOVING MEANS ADAPTED TO EXTEND AND TO RETRACT SAID OIL GUN UPON COMAND; FIRST CIRCUIT MEANS INCLUDING MEANS FOR ACTUATING SAID OIL GUN MOVING MEANS ONLY UPON SAID BURNER PURGE VALVE BEING CLOSED AND SAID IGNITER DELIVERING SUFFICIENT IGNITION ENERGY TO IGNITE SAID OIL GUN, MEANS FOR ACTUATING SAID FUEL SUPPLY VALVE OPERATOR TO OPEN SAID FUEL SUPPLY VALVE UPON SAID OIL GUN ADVANCING TO ITS EXTENDED POSITION AND MEANS FOR LOCKING IN SAID FUEL VALVE OPERATION WITHOUT IGNITOR OPERATION AFTER SAID FUEL VALVE IS FULL OPEN; SECOND CIRCUIT MEANS ACTUABLE UPON COMMAND FOR TERMINATING OPERATION OF SAID OIL GUN INCLUDING MEANS FOR ACTUATING SAID FUEL SUPPLY VALVE OPERATOR TO CLOSE SAID FUEL SUPPLY VALVE, MEANS FOR ACTUATING SAID PURGE VALVE OPERATOR TO OPEN SAID PURGE VALVE OPEN UPON SAID IGNITER DELIVERING SUFFICIENT IGNITION ENERGY TO IGNITE THE FUEL EXPUNGED FROM SAID OIL GUN, MEANS FOR ACTUATING SAID PURGE VALVE OPERATOR TO CLOSE SAID PURGE VALVE AFTER A PREDETERMINED PERIOD OF TIME AND MEANS FOR RETRACTING SAID BURNER UPON CLOSURE OF SAID PURGE VALVE; AND THIRD CIRCUIT MEANS INDEPENDENT OF SAID FIRST AND SECOND CIRCUIT MEANS ACTUABLE UPON COMMAND FOR TERMINATING OPERATION OF SAID OIL GUN INCLUDING MEANS FOR ACTUATING SAID FUEL SUPPLY VALVE OPERATOR TO CLOSE SAID FUEL SUPPLY VALVE AND MEANS FOR PREVENTING OPENING OF SAID PURGE VALVE.
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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |