US3321671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically ignited lighter
Assignee: —
•
Filing: —
•
Granted: 1967-05-23
•
Expires: 1984-05-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:52
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/28; F23Q2/16; F23Q2/164
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
AN ELECTRICALLY IGNITED GAS-FUELED LIGHTER COMPRISING, IN COMBINATION: A FUEL TANK; A NORMALLY CLOSED FUEL VALVE FOR DISCHARGING A FLOW OF GASIFIED FUEL FROM SAID TANK UPON OPENING OF THE VALVE; AN IGNITION SYSTEM INCLUDING A VOLTAGE SOURCE, ELECTRODES DEFINING A SPARK GAP THEREBETWEEN, AND NORMALLY OPEN SWITCH MEANS FOR CONNECTING SAID VOLTAGE SOURCE AND SAID ELECTRODES TO EFFECT A SPARK DISCHARGE ACROSS SAID SPARK GAP, SAID SPARK GAP BEING DISPOSED IN THE PATH OF THE FUEL DISCHARGED THROUGH SAID VALVE; A PIVOTALLY MOUNTED TWO-ARMED VALVE CONTROL LEVER, ONE ARM OF SAID LEVER COACTING WITH SAID VALVE TO OPEN THE SAME IN ONE PIVOTAL POSITION OF SAID LEVER AND TO CLOSE THE VALVE IN ANOTHER PIVOTAL POSITION OF THE LEVER; A MOVABLE MOUNTED SWITCH CONTROL MEMBER COACTING WITH SAID SWITCH MEANS AND DISPLACEABLE BETWEEN A SWITCHING POSITION MOVING THE SWITCH MEANS INTO THE CLOSED POSITION AND AN INITIAL POSITION FREEING THE SWITCH MEANS FOR RETURN INTO THE OPEN POSITION; COACTING CAM MEANS ON SAID CONTROL MEMBER AND THE OTHER ARM OF SAID LEVER, SAID CAM MEANS UPON DISPLACEMENT OF THE CONTROL MEMBER TOWARD THE SWITCH-CLOSING POSITION PIVOTING SAID LEVER INTO THE VALVE-OPENING POSITION; RELEASABLE CATCH MEANS COACTING WITH SAID CONTROL LEVER TO RETAIN THE SAME IN THE VALVEOPENING PIVOTAL POSITION; AND RELEASE MEANS COACTING WITH SAID CATCH MEANS FOR RELEASING THE SAME.
Claim 2
Dependent Claim
222 words
AN ELECTRICALLY IGNITED GAS-FUELED LIGHTER COMPRISING, IN COMBINATION: A FUEL TANK; A NORMALLY CLOSED FUEL VALVE FOR DISCHARGING A FLOW OF GASIFIED FUEL FROM SAID TANK UPON OPENING OF THE VALVE; AN IGNITION SYSTEM INCLUDING A VOLTAGE SOURCE, ELECTRODES DEFINING A SPARK GAP THEREBETWEEN, AND NORMALLY OPEN SWITCH MEANS FOR CONNECTING SAID VOLTAGE SOURCE AND SAID ELECTRODES TO EFFECT A SPARK DISCHARGE ACROSS SAID SPARK GAP, SAID SPARK GAP BEING DISPOSED IN THE PATH OF THE FUEL DISCHARGED THROUGH SAID VALVE; A PIVOTALLY MOUNTED TWO-ARMED VALVE CONTROL LEVER, ONE ARM OF SAID LEVER COACTING WITH SAID VALVE TO OPEN THE SAME IN ONE PIVOTAL POSITION OF SAID LEVER AND TO CLOSE THE VALVE IN ANOTHER PIVOTAL POSITION OF THE LEVER; A MOVABLE MOUNTED SWITCH CONTROL MEMBER COACTING WITH SAID SWITCH MEANS AND DISPLACEABLE BETWEEN A SWITCHING POSITION MOVING THE SWITCH MEANS INTO THE CLOSED POSITION AND AN INITIAL POSITION FREEING THE SWITCH MEANS FOR RETURN INTO THE OPEN POSITION; COACTING CAM MEANS ON SAID CONTROL MEMBER AND THE OTHER ARM OF SAID LEVER, SAID CAM MEANS UPON DISPLACEMENT OF THE CONTROL MEMBER TOWARD THE SWITCH-CLOSING POSITION PIVOTING SAID LEVER INTO THE VALVE-OPENING POSITION; RELEASABLE CATCH MEANS COACTING WITH SAID CONTROL LEVER TO RETAIN THE SAME IN THE VALVEOPENING PIVOTAL POSITION; AND RELEASE MEANS COACTING WITH SAID CATCH MEANS FOR RELEASING THE SAME.
References Cited (Backward Citations)
US1895032A
Cited
US1894006A
Cited
US1982561A
Cited
US2482794A
Cited
US2888066A
Cited
FR1183510A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |