US3240992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for flashing gaseous discharge lamps
Assignee: General Electric Co
•
Filing: 1963-04-11
•
Granted: 1966-03-15
•
Expires: 1983-04-11
Abstract
No abstract record available.
Inventors
- 👤 Alexander R Hallay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:36
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/34; Y; Y10; Y10S; Y10S315/00; Y10S315/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
AN APPARATUS FOR FLASHING A GASEOUS DISCHARGE LAMP FROM AN ALTERNATING CURRENT SOURCE, SAID APPARATUS COMPRISING: A HIGH LEAKAGE REACTANCE TRANSFORMER FOR CONNECTION WITH THE ALTERNATING CURRENT SOURCE TO PROVIDE THE STARTING AND OPERATING POTENTIAL FOR SAID LAMP, SAID TRANSFORMER HAVING A SECONDARY WINDING FOR CONNECTION IN CIRCUIT WITH THE GASEOUS DISCHARGE LAMP, A FLASHER TRANSFORMER HAVING A PRIMARY WINDING FOR CONNECTION IN PARALLEL WITH THE GASEOUS DISCHARGE LAMP, A SECONDARY WINDING INDUCTIVELY COUPLED WITH THE PRIMARY WINDING OF SAID FLASHER TRANSFORMER, AND A SWITCHING MEANS INCLUDING A SWITCHING ELEMENT CONNECTED ACROSS SAID SECONDARY WINDING OF SAID FLASHER TRANSFORMER TO ALTERNATELY OPEN AND CLOSE THE SECONDARY CIRCUIT THEREOF TO FLASH SAID GASEOUS DISCHARGE LAMP ON AND OFF.
Claim 2
Independent Claim
117 words
AN APPARATUS FOR FLASHING A GASEOUS DISCHARGE LAMP FROM AN ALTERNATING CURRENT SOURCE, SAID APPARATUS COMPRISING: A HIGH LEAKAGE REACTANCE TRANSFORMER FOR CONNECTION WITH THE ALTERNATING CURRENT SOURCE TO PROVIDE THE STARTING AND OPERATING POTENTIAL FOR SAID LAMP, SAID TRANSFORMER HAVING A SECONDARY WINDING FOR CONNECTION IN CIRCUIT WITH THE GASEOUS DISCHARGE LAMP, A FLASHER TRANSFORMER HAVING A PRIMARY WINDING FOR CONNECTION IN PARALLEL WITH THE GASEOUS DISCHARGE LAMP, A SECONDARY WINDING INDUCTIVELY COUPLED WITH THE PRIMARY WINDING OF SAID FLASHER TRANSFORMER, AND A SWITCHING MEANS INCLUDING A SWITCHING ELEMENT CONNECTED ACROSS SAID SECONDARY WINDING OF SAID FLASHER TRANSFORMER TO ALTERNATELY OPEN AND CLOSE THE SECONDARY CIRCUIT THEREOF TO FLASH SAID GASEOUS DISCHARGE LAMP ON AND OFF.
References Cited (Backward Citations)
US2148007A
Cited
US2568767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |