US3124108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water heater with gas burner mounted beneath flue
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:04
CPC Classifications
F; F24; F24H; F24H9/00; F24H9/18; F24H9/1809; F24H9/1832; F24H9/1836
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A WATER HEATER HAVING A WATER TANK, A HEATING CHAMBER BENEATH THE TANK, AND A CENTRAL FLUE TENDING TO COLLECT CONDENSATION IN USE OF THE HEATER, A GAS BURNER MOUNTED BENEATH SAID FLUE PIPE; SAID BURNER HAVING MEANS DEFINING AN UPWARDLY DIRECTED OPENING THROUGH WHICH A COMBUSTIBLE GAS IS DIRECTED TO BE BURNED IN USE OF THE BURNER; MEANS DEFINING A FLAME-SPREADING SURFACE SURROUNDING SAID OPENING; COVER MEANS MOUNTED IN SPACED RELATION ABOVE SAID OPENING AND CAUSING THE FLAME TO SPREAD OUTWARDLY CONTIGUOUS SAID FLAME-SPREADING SURFACE IN SUCH MANNER AS TO SILENCE THE JET OF GAS; AND A SHIELD OF INCOMBUSTIBLE, MOISTURE ABSORBENT MATERIAL SUPERPOSED ABOVE AND COVERING SAID COVER MEANS AND SILENCING CONDENSATION DRIPPING FROM THE CENTRAL FLUE PIPE AND STRIKING SAID COVER MEANS.
Claim 2
Dependent Claim
126 words
IN A WATER HEATER HAVING A WATER TANK, A HEATING CHAMBER BENEATH THE TANK, AND A CENTRAL FLUE TENDING TO COLLECT CONDENSATION IN USE OF THE HEATER, A GAS BURNER MOUNTED BENEATH SAID FLUE PIPE; SAID BURNER HAVING MEANS DEFINING AN UPWARDLY DIRECTED OPENING THROUGH WHICH A COMBUSTIBLE GAS IS DIRECTED TO BE BURNED IN USE OF THE BURNER; MEANS DEFINING A FLAME-SPREADING SURFACE SURROUNDING SAID OPENING; COVER MEANS MOUNTED IN SPACED RELATION ABOVE SAID OPENING AND CAUSING THE FLAME TO SPREAD OUTWARDLY CONTIGUOUS SAID FLAME-SPREADING SURFACE IN SUCH MANNER AS TO SILENCE THE JET OF GAS; AND A SHIELD OF INCOMBUSTIBLE, MOISTURE ABSORBENT MATERIAL SUPERPOSED ABOVE AND COVERING SAID COVER MEANS AND SILENCING CONDENSATION DRIPPING FROM THE CENTRAL FLUE PIPE AND STRIKING SAID COVER MEANS.
References Cited (Backward Citations)
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Cited
US1303970A
Cited
GB191507689A
Cited
US1512480A
Cited
GB364063A
Cited
US2549347A
Cited
US2855988A
Cited
US2623578A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |