US3159201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion apparatus and components
Assignee: Hupp Corp
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Filing: 1961-10-30
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Granted: 1964-12-01
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Expires: 1981-10-30
Abstract
No abstract record available.
Inventors
- 👤 Fred W Hottenroth
- 👤 Richard C Spooner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:34
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/22; B60H1/2203; B60H2001/2268; B60H2001/2271
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
137 words
IN A LIQUID FUEL BURNER HAVING A COMBUSTION CHAMBER PROVIDED WITH AN IMPERFORATE END WALL, MEANS TO VAPORIZE AND IGNITE THE FUEL, COMPRISING: A FLAT NON-COMBUSTIBLE WICK ASSEMBLY COMPRISING TWO SHEETS OF FELTED CERAMIC FIBERS MOUNTED WITHIN THE BURNER ON SAID IMPERFORATE END WALL AND SUBJECTED TO THE HEAT OF THE BURNER FLAME; A FLAT COIL OF SHEATHED RESISTANCE WIRE POSITIONED BETWEEN AND IN CONTACT WITH SAID SHEETS; A FUEL SUPPLY CONDUIT HAVING ITS DISCHARGE END LOCATED TO DISCHARGE FUEL BETWEEN SAID SHEETS; MEANS PROVIDING A SPARK GAP ADJACENT TO SAID WICK; MEANS TO PRODUCE A HIGH VOLTAGE DISCHARGE ACROSS SAID SPARK GAP; MEANS TO DELIVER FUEL TO SAID WICK; MEANS TO CONNECT SAID RESISTANCE WIRE TO A SOURCE OF ELECTRICAL CURRENT; AND MEANS TO SUPPLY COMBUSTION AIR TO THE BURNER IN THE VICINITY OF THE WICK.
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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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |