← Back to Patent Explorer
US3140593A Expired / Lapsed US ⏱️ 0.0 years remaining

Gas fueled lighter

Assignee: Wieden & Co GmbH
•
Filing: 1962-09-21
•
Granted: 1964-07-14
•
Expires: 1982-09-21
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Baumann Kurt
  • 👤 Buss Klaus

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 20:15
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/16; F23Q2/167; F23Q2/173

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 348 words
A GAS FUELED LIGHTER COMPRISING A CONTAINER, DEFINING A FUEL CHAMBER, A TUBULAR BURNER HOUSING RIGIDLY SECURED TO AND DISPOSED WITHIN SAID FUEL CHAMBER, A CLOSING CAP PIVOTALLY MOUNTED ON SAID BURNER HOUSING, SAID TUBULAR BURNER HOUSING HAVING AN INNER THREAD AT ITS UPPER END, A HOLLOW SHAFT HAVING AN OUTER THREAD AT ITS UPPER END COMPLEMENTARY TO SAID INNER THREAD OF SAID TUBULAR BURNER AND THREADEDLY RECEIVED BY THE LATTER, A BURNER TUBE MOUNTED IN SAID HOLLOW SHAFT, SPRING MEANS SURROUNDING THE UPPER END OF SAID BURNER TUBE AND URGING SAID BURNER TUBE INTO ITS OUTERMOST POSITION, A VALVE PISTON DISPOSED IN SAID HOLLOW SHAFT BELOW SAID BURNER TUBE, A VALVE CONE DISPOSED IN SAID BURNER HOUSING BELOW AND OPPOSITE SAID VALVE PISTON AND HAVING AN UPPER SEAT AND AN AXIAL FUEL DISCHARGE BORE EXTENDING THROUGH SAID VALVE CONE, SAID VALVE PISTON BEING AXIALLY SPACED APART FROM SAID VALVE CONE IN ITS OPERATIVE, LIFTED AND FUEL-FEEDING POSITION AND URGED AGAINST THE UPPER SIDE OF SAID VALVE CONE UPON CLOSING SAID CLOSING CAP IN ITS LOWERED, INOPERATIVE POSITION, A CORE MEMBER DISPOSED IN SAID BURNER HOUSING BELOW SAID VALVE CONE. A WICK SURROUNDING SAID CORE MEMBER AND SAID VALVE CONE BEING PRESSED ON SAID WICK BY MEANS WITH A VARIABLE PRESSURE IN ORDER TO CONTROL THE FUEL FEED FROM SAID WICK THROUGH SAID DISCHARGE BORE OF SAID VALVE CONE, A FIBROUS STOPPER DISPOSED IN SAID DISCHARGE BORE OF SAID VALVE CONE, THE RUN OF THE FIBERS OF SAID FIBROUS STOPPER BEING DISPOSED CROSSWISE TO THE FIBERS OF SAID WICK WITHIN THE RANGE OF ENGAGEMENT OF THE LOWER FACE OF SAID VALVE CONE WITH SAID WICK, THE INNER END OF SAID BURNER HOUSING BELOW SAID VALVE CONE DEFINING A CHAMBER RECEIVING SAID WICK AND HAVING AN OPENING FOR COMMUNICATION BETWEEN SAID LAST-MENTIONED CHAMBER AND SAID FUEL CHAMBER, AND SAID FIBROUS STOPPER, BEING DISPOSED IN SAID DISCHARGE BORE OF SAID VALVE CONE, HAS A LENGTH AMOUNTING TO A MULTIPLE OF THE DIAMETER OF SAID DISCHARGE BORE AND EXTENDS TO A POINT SHORT OF SAID UPPER SEAT OF SAID VALVE CONE.
Claim 2
Dependent Claim 348 words
A GAS FUELED LIGHTER COMPRISING A CONTAINER, DEFINING A FUEL CHAMBER, A TUBULAR BURNER HOUSING RIGIDLY SECURED TO AND DISPOSED WITHIN SAID FUEL CHAMBER, A CLOSING CAP PIVOTALLY MOUNTED ON SAID BURNER HOUSING, SAID TUBULAR BURNER HOUSING HAVING AN INNER THREAD AT ITS UPPER END, A HOLLOW SHAFT HAVING AN OUTER THREAD AT ITS UPPER END COMPLEMENTARY TO SAID INNER THREAD OF SAID TUBULAR BURNER AND THREADEDLY RECEIVED BY THE LATTER, A BURNER TUBE MOUNTED IN SAID HOLLOW SHAFT, SPRING MEANS SURROUNDING THE UPPER END OF SAID BURNER TUBE AND URGING SAID BURNER TUBE INTO ITS OUTERMOST POSITION, A VALVE PISTON DISPOSED IN SAID HOLLOW SHAFT BELOW SAID BURNER TUBE, A VALVE CONE DISPOSED IN SAID BURNER HOUSING BELOW AND OPPOSITE SAID VALVE PISTON AND HAVING AN UPPER SEAT AND AN AXIAL FUEL DISCHARGE BORE EXTENDING THROUGH SAID VALVE CONE, SAID VALVE PISTON BEING AXIALLY SPACED APART FROM SAID VALVE CONE IN ITS OPERATIVE, LIFTED AND FUEL-FEEDING POSITION AND URGED AGAINST THE UPPER SIDE OF SAID VALVE CONE UPON CLOSING SAID CLOSING CAP IN ITS LOWERED, INOPERATIVE POSITION, A CORE MEMBER DISPOSED IN SAID BURNER HOUSING BELOW SAID VALVE CONE. A WICK SURROUNDING SAID CORE MEMBER AND SAID VALVE CONE BEING PRESSED ON SAID WICK BY MEANS WITH A VARIABLE PRESSURE IN ORDER TO CONTROL THE FUEL FEED FROM SAID WICK THROUGH SAID DISCHARGE BORE OF SAID VALVE CONE, A FIBROUS STOPPER DISPOSED IN SAID DISCHARGE BORE OF SAID VALVE CONE, THE RUN OF THE FIBERS OF SAID FIBROUS STOPPER BEING DISPOSED CROSSWISE TO THE FIBERS OF SAID WICK WITHIN THE RANGE OF ENGAGEMENT OF THE LOWER FACE OF SAID VALVE CONE WITH SAID WICK, THE INNER END OF SAID BURNER HOUSING BELOW SAID VALVE CONE DEFINING A CHAMBER RECEIVING SAID WICK AND HAVING AN OPENING FOR COMMUNICATION BETWEEN SAID LAST-MENTIONED CHAMBER AND SAID FUEL CHAMBER, AND SAID FIBROUS STOPPER, BEING DISPOSED IN SAID DISCHARGE BORE OF SAID VALVE CONE, HAS A LENGTH AMOUNTING TO A MULTIPLE OF THE DIAMETER OF SAID DISCHARGE BORE AND EXTENDS TO A POINT SHORT OF SAID UPPER SEAT OF SAID VALVE CONE.

References Cited (Backward Citations)

US2764008A Cited
US2737037A Cited
US2895318A Cited
GB886289A Cited
GB833074A Cited
FR1200837A Cited
US3085412A Cited
US3096636A Cited
US3083554A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-07-14 1968-01-13 1968-07-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-07-14 1972-01-13 1972-07-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-07-14 1976-01-13 1976-07-14 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag