US3159991A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighter operated by liquefied gas
Assignee: Individual
•
Filing: 1963-06-07
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Granted: 1964-12-08
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Expires: 1983-06-07
Abstract
No abstract record available.
Inventors
- 👤 Maltner Hermann
- 👤 Maltner Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:17
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/34; F23Q2/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
331 words
A LIGHTER OPERABLE WITH LIQUEFIED GAS COMPRISING A FUEL STORAGE CONTAINER, MEANS DIVIDING THE CONTAINER INTO A LOWER CHAMBER FOR LIQUEFIED FUEL UNDER PRESSURE AND AN UPPER CHAMBER FOR FUEL IN A VAPOR STATE, THE LIGHTER HAVING A BURNER IN COMMUNICATION WITH THE VAPORIZED FUEL IN THE UPPER CHAMBER, AND VALVE MEANS IN SAID LOWER CHAMBER MOVABLE BETWEEN AN OPEN AND A CLOSED POSITION, SAID VALVE MEANS IN THE OPEN POSITION PROVIDING EXTERNAL COMMUNICATION WITH THE LOWER CHAMBER TO PERMIT FILLING THE SAME WITH LIQUEFIED FUEL, WHILE THROTTLING COMMUNICATION BETWEEN THE UPPER AND LOWER CHAMBERS TO LEAVE VAPOR IN THE UPPER CHAMBER AFTER THE LOWER CHAMBER HAS BEEN FILLED, SAID VALVE MEANS IN THE CLOSED POSITION CLOSING EXTERNAL COMMUNICATION WITH THE LOWER CHAMBER WHILE PROVIDING COMMUNICATION BETWEEN THE UPPER AND LOWER CHAMBERS TO PERMIT LIQUEFIED FUEL IN THE LOWER CHAMBER TO VAPORIZE AND FLOW TO THE UPPER CHAMBER, SAID LIGHTER FURTHER COMPRISING A TUBULAR CAP SURROUNDING SAID VALVE MEANS AND HAVING A LOWER OPENING CONSTITUTING AN OUTFLOW APERTURE, SAID VALVE MEANS INCLUDING A VALVE BODY SUPPORTED IN THE LOWER CHAMBER AND A SPRING LOADED VALVE MEMBER DISPLACEABLY SUPPORTED IN THE BODY FOR MOVEMENT BETWEEN FIRST AND SECOND POSITIONS CORRESPONDING RESPECTIVELY TO OPEN AND CLOSED POSITIONS FOR THE LOWER CHAMBER, SAID VALVE BODY HAVING A BORE WHICH IS IN COMMUNICATION WITH THE OUTFLOW APERTURE WITH THE VALVE MEMBER IN THE FIRST POSITION, SAID BORE BEING CLOSED FROM COMMUNICATION WITH THE OUTFLOW APERTURE IN THE SECOND POSITION OF THE VALVE MEMBER, SAID MEANS WHICH DIVIDES THE CONTAINER COMPRISING A PARTITION HAVING AN OPENING IN WHICH PROJECTS SAID TUBULAR CAP TO PROVIDE A THROTTLED PASSAGEWAY FOR THE FLOW OF VAPORIZED FUEL FROM THE LOWER CHAMBER TO THE UPPER CHAMBER, AND A SECOND CAP SUPPORTED IN THE OPENING IN THE PARTITION AND EXTENDING INTO THE UPPER CHAMBER, SAID SECOND CAP HAVING A PREADJUSTED THROTTLED PASSAGEWAY FOR THE FLOW OF VAPORIZED GAS INTO THE UPPER CHAMBER AFTER HAVING PASSED THROUGH THE FIRST OF SAID THROTTLED PASSAGEWAYS.
Claim 2
Dependent Claim
331 words
A LIGHTER OPERABLE WITH LIQUEFIED GAS COMPRISING A FUEL STORAGE CONTAINER, MEANS DIVIDING THE CONTAINER INTO A LOWER CHAMBER FOR LIQUEFIED FUEL UNDER PRESSURE AND AN UPPER CHAMBER FOR FUEL IN A VAPOR STATE, THE LIGHTER HAVING A BURNER IN COMMUNICATION WITH THE VAPORIZED FUEL IN THE UPPER CHAMBER, AND VALVE MEANS IN SAID LOWER CHAMBER MOVABLE BETWEEN AN OPEN AND A CLOSED POSITION, SAID VALVE MEANS IN THE OPEN POSITION PROVIDING EXTERNAL COMMUNICATION WITH THE LOWER CHAMBER TO PERMIT FILLING THE SAME WITH LIQUEFIED FUEL, WHILE THROTTLING COMMUNICATION BETWEEN THE UPPER AND LOWER CHAMBERS TO LEAVE VAPOR IN THE UPPER CHAMBER AFTER THE LOWER CHAMBER HAS BEEN FILLED, SAID VALVE MEANS IN THE CLOSED POSITION CLOSING EXTERNAL COMMUNICATION WITH THE LOWER CHAMBER WHILE PROVIDING COMMUNICATION BETWEEN THE UPPER AND LOWER CHAMBERS TO PERMIT LIQUEFIED FUEL IN THE LOWER CHAMBER TO VAPORIZE AND FLOW TO THE UPPER CHAMBER, SAID LIGHTER FURTHER COMPRISING A TUBULAR CAP SURROUNDING SAID VALVE MEANS AND HAVING A LOWER OPENING CONSTITUTING AN OUTFLOW APERTURE, SAID VALVE MEANS INCLUDING A VALVE BODY SUPPORTED IN THE LOWER CHAMBER AND A SPRING LOADED VALVE MEMBER DISPLACEABLY SUPPORTED IN THE BODY FOR MOVEMENT BETWEEN FIRST AND SECOND POSITIONS CORRESPONDING RESPECTIVELY TO OPEN AND CLOSED POSITIONS FOR THE LOWER CHAMBER, SAID VALVE BODY HAVING A BORE WHICH IS IN COMMUNICATION WITH THE OUTFLOW APERTURE WITH THE VALVE MEMBER IN THE FIRST POSITION, SAID BORE BEING CLOSED FROM COMMUNICATION WITH THE OUTFLOW APERTURE IN THE SECOND POSITION OF THE VALVE MEMBER, SAID MEANS WHICH DIVIDES THE CONTAINER COMPRISING A PARTITION HAVING AN OPENING IN WHICH PROJECTS SAID TUBULAR CAP TO PROVIDE A THROTTLED PASSAGEWAY FOR THE FLOW OF VAPORIZED FUEL FROM THE LOWER CHAMBER TO THE UPPER CHAMBER, AND A SECOND CAP SUPPORTED IN THE OPENING IN THE PARTITION AND EXTENDING INTO THE UPPER CHAMBER, SAID SECOND CAP HAVING A PREADJUSTED THROTTLED PASSAGEWAY FOR THE FLOW OF VAPORIZED GAS INTO THE UPPER CHAMBER AFTER HAVING PASSED THROUGH THE FIRST OF SAID THROTTLED PASSAGEWAYS.
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) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |