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Patent US3292855A successfully refreshed from Google Patents.
US3292855A
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Microwave sensing apparatus and method for burner control
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1965-10-01
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Granted: 1966-12-20
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Expires: 1985-10-01
Abstract
No abstract record available.
Inventors
- 👤 Franklin J Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:07
CPC Classifications
G; G05; G05D; G05D11/00; G05D11/02; G05D11/13; G05D11/135; F; F23; F23D; F23D14/00; F23D14/46; F23D14/60; F23N; F23N5/00; F23N5/003; F23N5/24; F23N5/242; F23N2237/00; F23N2237/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A MICROWAVE BURNER CONTROL SYSTEM FOR A PLURALITY OF BURNERS HAVING A COMMON FUEL SOURCE AND A COMMON AIR SOURCE COMPRISING MEANS FOR DETERMINING THE ELECTRICAL CONDUCTIVITY OF EACH BURNER FLAME, SAID MEANS INCLUDING MEANS FOR PROPAGATING MONOCHROMATIC MICROWAVES TRANSVERSELY THROUGH THE CENTER REGION OF EACH BURNER FLAME, MEANS FOR DETECTING THE PROPAGATED VAVES, MEANS FOR INDICATING VARIATIONS IN FUEL-AIR RATIO AS MEANS FOR VARIATIONS IN THE PROPAGATED WAVES, AIR CONTROL MEANS ADATPED TO VARY THE AIR SUPPLY TO EACH BURNER, AND CONNECTOR MEANS ADAPTED TO TRANSMIT ELECTRICAL SIGNALS BETWEEN THE PROPAGATING MEANS, THE DETECTING MEANS, THE INDICATING MEANS, AND THE AIR CONTROL MEANS.
Claim 2
Dependent Claim
104 words
A MICROWAVE BURNER CONTROL SYSTEM FOR A PLURALITY OF BURNERS HAVING A COMMON FUEL SOURCE AND A COMMON AIR SOURCE COMPRISING MEANS FOR DETERMINING THE ELECTRICAL CONDUCTIVITY OF EACH BURNER FLAME, SAID MEANS INCLUDING MEANS FOR PROPAGATING MONOCHROMATIC MICROWAVES TRANSVERSELY THROUGH THE CENTER REGION OF EACH BURNER FLAME, MEANS FOR DETECTING THE PROPAGATED VAVES, MEANS FOR INDICATING VARIATIONS IN FUEL-AIR RATIO AS MEANS FOR VARIATIONS IN THE PROPAGATED WAVES, AIR CONTROL MEANS ADATPED TO VARY THE AIR SUPPLY TO EACH BURNER, AND CONNECTOR MEANS ADAPTED TO TRANSMIT ELECTRICAL SIGNALS BETWEEN THE PROPAGATING MEANS, THE DETECTING MEANS, THE INDICATING MEANS, AND THE AIR CONTROL MEANS.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |