US3156292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas burner with secondary air supply
Assignee: Individual
•
Filing: 1961-04-24
•
Granted: 1964-11-10
•
Expires: 1981-04-24
Abstract
No abstract record available.
Inventors
- 👤 Richard W Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:34
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/02; F23D14/04; F23D14/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A GAS BURNER COMPRISING A HORIZONTAL PIPE HAVING OUTER AND INNER ENDS AND RESTRICTED GAS OUTLET MEANS EXTENDING LONGITUDINALLY OF THE TOP THEREOF, AN ELONGATED CLOSED CASING FORMED OVER THE PIPE AND HAVING OUTER AND INNER ENDS NEAR THE PIPE OUTER AND INNER ENDS RESPECTIVELY, SAID CASING HAVING A TOP SPACED FROM THE PIPE TOP AND WITH BURNER OUTLET MEANS THEREIN, SAID CASING FORMING A DISTRIBUTION CHAMBER, AN ENTRANCE AT THE OUTER END OF THE PIPE THROUGH WHICH AIR IS ADMITTED INTO THE PIPE, AND MEANS FOR DIRECTING A COMBUSTION GAS INTO THE AIR AT THE PIPE ENTRANCE, SAID PIPE BEING ADAPTED TO DIRECT AN AIRGAS MIXTURE THROUGH THE GAS OUTLET MEANS TO THE CHAMBER THROUGHOUT A SUBSTANTIAL PORTION OF THE LENGTH THEREOF,
Claim 2
Dependent Claim
123 words
A GAS BURNER COMPRISING A HORIZONTAL PIPE HAVING OUTER AND INNER ENDS AND RESTRICTED GAS OUTLET MEANS EXTENDING LONGITUDINALLY OF THE TOP THEREOF, AN ELONGATED CLOSED CASING FORMED OVER THE PIPE AND HAVING OUTER AND INNER ENDS NEAR THE PIPE OUTER AND INNER ENDS RESPECTIVELY, SAID CASING HAVING A TOP SPACED FROM THE PIPE TOP AND WITH BURNER OUTLET MEANS THEREIN, SAID CASING FORMING A DISTRIBUTION CHAMBER, AN ENTRANCE AT THE OUTER END OF THE PIPE THROUGH WHICH AIR IS ADMITTED INTO THE PIPE, AND MEANS FOR DIRECTING A COMBUSTION GAS INTO THE AIR AT THE PIPE ENTRANCE, SAID PIPE BEING ADAPTED TO DIRECT AN AIRGAS MIXTURE THROUGH THE GAS OUTLET MEANS TO THE CHAMBER THROUGHOUT A SUBSTANTIAL PORTION OF THE LENGTH THEREOF,
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |