US3343585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burner control apparatus
Assignee: Honeywell Inc
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Filing: 1966-05-02
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Granted: 1967-09-26
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Expires: 1986-05-02
Abstract
No abstract record available.
Inventors
- 👤 Patrick J Eckelberry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:44
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/20; F23N5/22; F23N2227/00; F23N2227/04; F23N2227/28; F23N2227/30; F23N2229/00; F23N2233/00; F23N2233/06; F23N5/02; F23N5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
214 words
A BURNER CONTROL APPARATUS FOR USE WITH A BURNER INSTALLATTION HAVING A FAN, A FUEL VALVE, FIRST AND SECOND INTERLOCK MEANS TO MONITOR FIRST AND SECOND PHYSICAL CONDITIONS, AND A CONTROLLER RESPONSIVE TO THE NEED FOR OPERATION OF THE BURNER INSTALLATION, THE CONTROL APPARATUS COMPRISING: TIMER MEANS TO TIME A PREPURGE OPERATING PERIOD OF THE BURNER INSTALLATION, FIRST CONTROL MEANS ADAPTED TO BE CONTROLLED BY THE CONTROLLER AND THE FIRST INTERLOCK MEANS TO ACTUATE SAID FIRST CONTROL MEANS UPON A NEED FOR OPERATION OF THE BURNER INSTALLATION AND UPON THE ABSENCE OF THE FIRST PHYSICAL CONDITION SUCH THAT THE SUBSEQUENT TEMPORARY PRESENCE OF THE FIRST PHYSICAL CONDITION IS EFFECTIVE TO INTERRUPT THE ACTUATION OF SAID FIRST CONTROL MEANS FOLLOWED BY A RECYCLING OF SAID FIRST CONTROL MEANS, MEANS OPERABLE UPON ACTUATION OF SAID FIRST CONTROL MEANS TO ACTUATE SAID TIMER MEANS AND ADAPTED TO ACTUATE THE FAN TO BEGIN THE PREPURGE PERIOD, SECOND CONTROL MEANS CONTROLLED BY SAID TIMER MEANS FOR A FIRST TIME PERIOD SHORTER THAN THE PREPURGE PERIOD, AND ADAPTED TO BE CONTROLLED BY THE CONTROLLER AND BOTH OF THE FIRST AND SECOND INTERLOCK MEANS TO ACTUATE SAID SECOND CONTROL MEANS UPON A NEED FOR OPERATION OF THE BURNER INSTALLATION AND UPON THE ABSENCE OF THE FIRST AND THE SECOND PHYSICAL CONDITION,
Claim 2
Dependent Claim
214 words
A BURNER CONTROL APPARATUS FOR USE WITH A BURNER INSTALLATTION HAVING A FAN, A FUEL VALVE, FIRST AND SECOND INTERLOCK MEANS TO MONITOR FIRST AND SECOND PHYSICAL CONDITIONS, AND A CONTROLLER RESPONSIVE TO THE NEED FOR OPERATION OF THE BURNER INSTALLATION, THE CONTROL APPARATUS COMPRISING: TIMER MEANS TO TIME A PREPURGE OPERATING PERIOD OF THE BURNER INSTALLATION, FIRST CONTROL MEANS ADAPTED TO BE CONTROLLED BY THE CONTROLLER AND THE FIRST INTERLOCK MEANS TO ACTUATE SAID FIRST CONTROL MEANS UPON A NEED FOR OPERATION OF THE BURNER INSTALLATION AND UPON THE ABSENCE OF THE FIRST PHYSICAL CONDITION SUCH THAT THE SUBSEQUENT TEMPORARY PRESENCE OF THE FIRST PHYSICAL CONDITION IS EFFECTIVE TO INTERRUPT THE ACTUATION OF SAID FIRST CONTROL MEANS FOLLOWED BY A RECYCLING OF SAID FIRST CONTROL MEANS, MEANS OPERABLE UPON ACTUATION OF SAID FIRST CONTROL MEANS TO ACTUATE SAID TIMER MEANS AND ADAPTED TO ACTUATE THE FAN TO BEGIN THE PREPURGE PERIOD, SECOND CONTROL MEANS CONTROLLED BY SAID TIMER MEANS FOR A FIRST TIME PERIOD SHORTER THAN THE PREPURGE PERIOD, AND ADAPTED TO BE CONTROLLED BY THE CONTROLLER AND BOTH OF THE FIRST AND SECOND INTERLOCK MEANS TO ACTUATE SAID SECOND CONTROL MEANS UPON A NEED FOR OPERATION OF THE BURNER INSTALLATION AND UPON THE ABSENCE OF THE FIRST AND THE SECOND PHYSICAL CONDITION,
References Cited (Backward Citations)
US3223138A
Cited
US3263731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |