US3371699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas burner with proportional mixer
Assignee: Societe Metallurgique dImphy SA
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Filing: 1966-06-23
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Granted: 1968-03-05
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Expires: 1986-06-23
Abstract
No abstract record available.
Inventors
- 👤 Riot Andre Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:05
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/46; F23D14/60; F23D14/02; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2703; Y10T137/2705
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A GAS BURNER COMPRISING A GAS ADMISSION CONDUIT, AN AIR ADMISSION CONDUIT CONCENTRIC WITH SAID GAS CONDUIT, A VALVE IN SAID GAS CONDUIT, A PLATE CLOSING SAID CONDUITS, TWO SERIES OF OPENINGS IN SAID PLATE ONE OF SAID SERIES PASSING THE GAS AND THE OTHER OF SAID SERIES PASSING THE AIR, MEANS FOR ACTUATING SAID VALVE BY THE AIR PRESSURE IN SAID AIR CONDUIT FOR MAINTAINING THE GAS PRESSURE AND THE AIR PRESSURE EQUAL UPSTREAM OF SAID PLATE, THE TOTAL AREA OF SAID SERIES OF OPENINGS FOR THE GAS AND THE TOTAL AREA OF SAID SERIES OF OPENINGS FOR THE AIR PROVIDING A PREDETERMINED CONSTANT RATIO OF THE VOLUME OF THE AIR TO THE VOLUME OF THE GAS DOWNSTREAM OF SAID PLATE AND MEANS FOR ADJUSTING THE TOTAL VOLUME OF GAS AND AIR DOWNSTREAM OF SAID PLATE BY SIMULTANEOUSLY OBTURATING FRACTIONALLY EQUAL NUMBERS OF OPENINGS IN SAID TWO SERIES OF OPENINGS.
Claim 2
Dependent Claim
151 words
A GAS BURNER COMPRISING A GAS ADMISSION CONDUIT, AN AIR ADMISSION CONDUIT CONCENTRIC WITH SAID GAS CONDUIT, A VALVE IN SAID GAS CONDUIT, A PLATE CLOSING SAID CONDUITS, TWO SERIES OF OPENINGS IN SAID PLATE ONE OF SAID SERIES PASSING THE GAS AND THE OTHER OF SAID SERIES PASSING THE AIR, MEANS FOR ACTUATING SAID VALVE BY THE AIR PRESSURE IN SAID AIR CONDUIT FOR MAINTAINING THE GAS PRESSURE AND THE AIR PRESSURE EQUAL UPSTREAM OF SAID PLATE, THE TOTAL AREA OF SAID SERIES OF OPENINGS FOR THE GAS AND THE TOTAL AREA OF SAID SERIES OF OPENINGS FOR THE AIR PROVIDING A PREDETERMINED CONSTANT RATIO OF THE VOLUME OF THE AIR TO THE VOLUME OF THE GAS DOWNSTREAM OF SAID PLATE AND MEANS FOR ADJUSTING THE TOTAL VOLUME OF GAS AND AIR DOWNSTREAM OF SAID PLATE BY SIMULTANEOUSLY OBTURATING FRACTIONALLY EQUAL NUMBERS OF OPENINGS IN SAID TWO SERIES OF OPENINGS.
References Cited (Backward Citations)
US320060A
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US1320107A
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US1573079A
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US1812089A
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US2070969A
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US3097073A
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US3229748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |