US3266551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion control system
Assignee: Electronics Corp of America
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Filing: 1965-08-31
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Granted: 1966-08-16
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Expires: 1985-08-31
Abstract
No abstract record available.
Inventors
- 👤 Giuffrida Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:08
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/22; F23N5/20; F23N2227/00; F23N2227/04; F23N2227/28; F23N2229/00; F23N2231/00; F23N2231/20; F23N2233/00; F23N2233/06; F23N2235/00; F23N2235/02; F23N2235/06; F23N5/02; F23N5/08; F23N5/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
CONTROL APPARATUS FOR USE WITH A COMBUSTION CONTROL SYSTEM COMPRISING A SYSTEM CONTROL DEVICE, A FLAME SENSOR ADAPTED TO SENSE THE PRESENCE OF FLAME IN A SUPERVISED COMBUSTION CHAMBER, A DEVICE FOR CONTROLLING THE FLOW OF FUEL INTO THE SUPERVISED COMBUSTION CHAMBER, A DEVICE FOR CONTROLLING THE IGNITION OF FUEL FLOWING INTO THE COMBUSTION CHAMBER, A CONTROL FOR A BLOWER THAT SUPPLIES AIR TO SAID COMBUSTION CHAMBER, A FIRST TIMER, FIRST CIRCUIT MEANS RESPONSIVE TO ENERGIZATION OF SAID SYSTEM CONTROL DEVICE FOR ENERGIZING SAID BLOWER CONTROL AND SAID FIRST TIMER, A SECOND TIMER INCLUDING AN ACTUATOR AND A PLURALITY OF TIMER CONTACTS SEQUENTIALLY OPENED AND CLOSED IN RESPONSE TO OPERATOR OF SAID ACTUATOR, SECOND CIRCUIT MEANS RESPONSIVE TO THE COMPLETION OF THE TIMING CYCLE OF SAID FIRST TIMER FOR ENERGIZING SAID TIMER AC-
Claim 2
Dependent Claim
133 words
CONTROL APPARATUS FOR USE WITH A COMBUSTION CONTROL SYSTEM COMPRISING A SYSTEM CONTROL DEVICE, A FLAME SENSOR ADAPTED TO SENSE THE PRESENCE OF FLAME IN A SUPERVISED COMBUSTION CHAMBER, A DEVICE FOR CONTROLLING THE FLOW OF FUEL INTO THE SUPERVISED COMBUSTION CHAMBER, A DEVICE FOR CONTROLLING THE IGNITION OF FUEL FLOWING INTO THE COMBUSTION CHAMBER, A CONTROL FOR A BLOWER THAT SUPPLIES AIR TO SAID COMBUSTION CHAMBER, A FIRST TIMER, FIRST CIRCUIT MEANS RESPONSIVE TO ENERGIZATION OF SAID SYSTEM CONTROL DEVICE FOR ENERGIZING SAID BLOWER CONTROL AND SAID FIRST TIMER, A SECOND TIMER INCLUDING AN ACTUATOR AND A PLURALITY OF TIMER CONTACTS SEQUENTIALLY OPENED AND CLOSED IN RESPONSE TO OPERATOR OF SAID ACTUATOR, SECOND CIRCUIT MEANS RESPONSIVE TO THE COMPLETION OF THE TIMING CYCLE OF SAID FIRST TIMER FOR ENERGIZING SAID TIMER AC-
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |