US3339614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel burner plug
Assignee: Babcock and Wilcox Co
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Filing: 1965-12-20
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Granted: 1967-09-05
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Expires: 1985-12-20
Abstract
No abstract record available.
Inventors
- 👤 Francis W Fleck
- 👤 Ray O Gangewere
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:10
CPC Classifications
F; F23; F23M; F23M11/00; F23M11/02; F23D; F23D11/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
FUEL BURING APPARATUS FOR FIRING THROUGH A PORT IN A WALL OF A COMBUSTION CHAMBER COMPRISING MEANS DEFINING A BURNER THROAT ALIGNED WITH SAID PORT, A BURNER HOUSING ENCLOSING A PASSAGE COMMUNICATING WITH SAID PORT, MEANS FOR DIRECTING COMBUSTION AIR THROUGH SAID PORT INCLUDING A REGISTER ADJACENT SAID THROAT AND CIRCUMSCRIBING SAID PASSAGE, A FUEL INTRODUCTION ELEMENT MOUNTED ON SAID HOUSING FOR INTRODUCING FUEL IN MIXING RELATIONSHIP WITH THE AIR FLOWING THROUGH SAID PORT, A BURNER PLUG DISPOSED WITHIN SAID HOUSING AND ENGAGEABLE WITH SAID THROAT, SAID HOUSING FORMED WITH WALLS ENCLOSING A LATERALLY EXTENDING PLUG STORAGE CAVITY, AND MEANS FOR POSITIONING SAID PLUG WITHIN SAID THROAT TO CLOSE AND PORT.
Claim 2
Dependent Claim
111 words
FUEL BURING APPARATUS FOR FIRING THROUGH A PORT IN A WALL OF A COMBUSTION CHAMBER COMPRISING MEANS DEFINING A BURNER THROAT ALIGNED WITH SAID PORT, A BURNER HOUSING ENCLOSING A PASSAGE COMMUNICATING WITH SAID PORT, MEANS FOR DIRECTING COMBUSTION AIR THROUGH SAID PORT INCLUDING A REGISTER ADJACENT SAID THROAT AND CIRCUMSCRIBING SAID PASSAGE, A FUEL INTRODUCTION ELEMENT MOUNTED ON SAID HOUSING FOR INTRODUCING FUEL IN MIXING RELATIONSHIP WITH THE AIR FLOWING THROUGH SAID PORT, A BURNER PLUG DISPOSED WITHIN SAID HOUSING AND ENGAGEABLE WITH SAID THROAT, SAID HOUSING FORMED WITH WALLS ENCLOSING A LATERALLY EXTENDING PLUG STORAGE CAVITY, AND MEANS FOR POSITIONING SAID PLUG WITHIN SAID THROAT TO CLOSE AND PORT.
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) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |