Patent US3285315A successfully refreshed from Google Patents.
US3285315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil burner with widely variable operating range
Assignee: John Zink Co LLC
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Filing: 1965-04-15
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Granted: 1966-11-15
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Expires: 1985-04-15
Abstract
No abstract record available.
Inventors
- 👤 Temple S Voorheis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:37
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/10; F23D11/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN COMBINATION WITH A COMBUSTION CHAMBER HAVING A WALL DEFINING A BURNER THROAT THEREIN AND MEANS FOR PROVIDING COMBUSTION AIR TO SAID CHAMBER THROUGH SAID THROAT, AN IMPROVED FUEL OIL SUPPLY SYSTEM COMPRISING A PLURALITY OF FUEL LINES EXTENDING THROUGH SAID THROAT INTO SAID COMBUSTION CHAMBER, EACH SAID FUEL LINE HAVING ON THE INNER END THEREOF A CAP, EACH SAID CAP HAVING AT LEAST ONE OBLIQUELY ORIENTED FUEL PASSAGE THEREIN FOR DIVERGENTLY DIRECTING FUEL INTO A DISCRETE SECTOR AND OF SAID COMBUSTION CHAMBER, THE TOTALITY OF SAID CAPS AND SAID FUEL PASSAGEWAYS BEING ORIENTED SO THAT ALL SECTORS OF THE COMBUSTION CHAMBER ARE SUPPLIED WITH FUEL WHEN FUEL IS SUPPLIED FROM
Claim 2
Dependent Claim
111 words
IN COMBINATION WITH A COMBUSTION CHAMBER HAVING A WALL DEFINING A BURNER THROAT THEREIN AND MEANS FOR PROVIDING COMBUSTION AIR TO SAID CHAMBER THROUGH SAID THROAT, AN IMPROVED FUEL OIL SUPPLY SYSTEM COMPRISING A PLURALITY OF FUEL LINES EXTENDING THROUGH SAID THROAT INTO SAID COMBUSTION CHAMBER, EACH SAID FUEL LINE HAVING ON THE INNER END THEREOF A CAP, EACH SAID CAP HAVING AT LEAST ONE OBLIQUELY ORIENTED FUEL PASSAGE THEREIN FOR DIVERGENTLY DIRECTING FUEL INTO A DISCRETE SECTOR AND OF SAID COMBUSTION CHAMBER, THE TOTALITY OF SAID CAPS AND SAID FUEL PASSAGEWAYS BEING ORIENTED SO THAT ALL SECTORS OF THE COMBUSTION CHAMBER ARE SUPPLIED WITH FUEL WHEN FUEL IS SUPPLIED FROM
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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |