Patent US1681145A successfully refreshed from Google Patents.
Patent US3153440A successfully refreshed from Google Patents.
US3153440A
Expired / Lapsed
US
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Electric igniting and fuel supply control arrangement for fuel burners
Assignee: Schwank Gasgeraete GmbH
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Filing: 1962-12-21
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Granted: 1964-10-20
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Expires: 1982-12-21
Abstract
No abstract record available.
Inventors
- 👤 Baumanns Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:18
CPC Classifications
F; F23; F23Q; F23Q9/00; F23Q9/08; F23Q9/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A FUEL BURNING SYSTEM INCLUDING A FUEL BURNER AND A FUEL SUPPLY MEANS FOR THE BURNER, COMPRISING, IN COMBINATION, ELECTRICALLY ENERGIZABLE IGNITER MEANS ARRANGED IN THE REGION OF THE FUEL BURNER FOR IGNITING FUEL EMANATING FROM THE BURNER WHEN SAID IGNITER MEANS IS ENERGIZED; FUEL VALVE MEANS ARRANGED IN THE FUEL SUPPLY MEANS TO SAID BURNER, SAID VALVE MEANS BEING NORMALLY IN CLOSED CONDITION AND INCLUDING ELECTRICAL ACTUATING MEANS FOR BEING CHANGED TO OPEN CONDITIONS UPON APPLICATION OF ELECTRIC ENERGY TO SAID ELECTRIC ACTUATING MEANS; A SOURCE OF ELECTRIC ENERGY; AND ELECTRIC CIRCUIT MEANS CONNECTED
Claim 2
Dependent Claim
95 words
A FUEL BURNING SYSTEM INCLUDING A FUEL BURNER AND A FUEL SUPPLY MEANS FOR THE BURNER, COMPRISING, IN COMBINATION, ELECTRICALLY ENERGIZABLE IGNITER MEANS ARRANGED IN THE REGION OF THE FUEL BURNER FOR IGNITING FUEL EMANATING FROM THE BURNER WHEN SAID IGNITER MEANS IS ENERGIZED; FUEL VALVE MEANS ARRANGED IN THE FUEL SUPPLY MEANS TO SAID BURNER, SAID VALVE MEANS BEING NORMALLY IN CLOSED CONDITION AND INCLUDING ELECTRICAL ACTUATING MEANS FOR BEING CHANGED TO OPEN CONDITIONS UPON APPLICATION OF ELECTRIC ENERGY TO SAID ELECTRIC ACTUATING MEANS; A SOURCE OF ELECTRIC ENERGY; AND ELECTRIC CIRCUIT MEANS CONNECTED
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) | 1967-10-20 | 1968-04-20 | 1968-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-20 | 1972-04-20 | 1972-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-20 | 1976-04-20 | 1976-10-20 | $7700.00 | Window Closed / Lapsed |