US3361182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air distributors of burners for solid, liquid or gaseous fuel
Assignee: Entreprise Generale de Chauffage Industriel Pillard SA
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Filing: 1965-09-03
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Granted: 1968-01-02
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Expires: 1985-09-03
Abstract
No abstract record available.
Inventors
- 👤 Pillard Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:37
CPC Classifications
F; F23; F23C; F23C99/00; F23C7/00; F23C7/002; F23C7/004; F23D; F23D11/00; F23D11/10; F23C2700/00; F23C2700/02; F23C2700/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN A BURNER FOR FINELY DIVIDED SOLID, LIQUID OR GASEOUS FUEL, HAVING CENTRAL FUEL DELIVERY MEANS SURROUNDED BY PERIPHERAL AIR GUIDING BLADES, THE IMPROVEMENT COMPRISING THE COMBINATION OF: (A) MEANS FOR ADJUSTING THE ANGLE OF INCLINATION OF SAID BLADES TO DIRECT AIR TOWARD SAID DELIVERY MEANS IN THE DIRECTION OF A FLAME SUPPORTED THEREON AND IN A CENTRIPETAL, LONGITUDINAL AND TANGENTIAL DIRECTION AGAINST FUEL EMERGING FROM SAID DELIVERY MEANS; (B) AN AXIALLY ADJUSTABLE CYLINDRICAL CASING SURROUNDING SAID BLADES WHICH INCREASES AIR FLOW THROUGH SAID BLADES AS SAID CASING IS MOVED IN THE DIRECTION OF A FLAME SUPPORTED ON SAID DELIVERY MEANS, SAID INCREASED AIR FLOW IMPINGING UPON THE PORTION OF SAID BLADES REMOTE FROM SAID FLAME; AND (C) A CONICAL SCREEN BETWEEN SAID BLADES AND SAID FUEL DELIVERY MEANS DIVERTING AIR AROUND BOTH ENDS THEREOF.
Claim 2
Dependent Claim
135 words
IN A BURNER FOR FINELY DIVIDED SOLID, LIQUID OR GASEOUS FUEL, HAVING CENTRAL FUEL DELIVERY MEANS SURROUNDED BY PERIPHERAL AIR GUIDING BLADES, THE IMPROVEMENT COMPRISING THE COMBINATION OF: (A) MEANS FOR ADJUSTING THE ANGLE OF INCLINATION OF SAID BLADES TO DIRECT AIR TOWARD SAID DELIVERY MEANS IN THE DIRECTION OF A FLAME SUPPORTED THEREON AND IN A CENTRIPETAL, LONGITUDINAL AND TANGENTIAL DIRECTION AGAINST FUEL EMERGING FROM SAID DELIVERY MEANS; (B) AN AXIALLY ADJUSTABLE CYLINDRICAL CASING SURROUNDING SAID BLADES WHICH INCREASES AIR FLOW THROUGH SAID BLADES AS SAID CASING IS MOVED IN THE DIRECTION OF A FLAME SUPPORTED ON SAID DELIVERY MEANS, SAID INCREASED AIR FLOW IMPINGING UPON THE PORTION OF SAID BLADES REMOTE FROM SAID FLAME; AND (C) A CONICAL SCREEN BETWEEN SAID BLADES AND SAID FUEL DELIVERY MEANS DIVERTING AIR AROUND BOTH ENDS THEREOF.
References Cited (Backward Citations)
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Cited
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US2334314A
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US3145670A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |