US3113234A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge lamp with magnetic stabilization
Assignee: Osram GmbH
•
Filing: 1961-12-14
•
Granted: 1963-12-03
•
Expires: 1981-12-14
Abstract
No abstract record available.
Inventors
- 👤 Schlegel Horst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:07
CPC Classifications
H; H01; H01J; H01J61/00; H01J61/84; H01J61/86; H01J61/02; H01J61/04; H01J61/10; H01J61/106; H01J61/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A MAGNETICALLY STABILIZED HIGH PRESSURE DISCHARGE LAMP COMPRISING AN ENVELOPE CONTAINING AN IONIZABLE FILLING AND HAVING A PAIR OF ELECTRODES SUPPORTED ON INLEADS SEALED THEREIN, AT LEAST ONE OF SAID ELECTRODES HAVING AN EMITTING PORTION LOCATED ON THE LAMP AXIS AND SURROUNDED BY A COIL PROVIDING CIRCUIT CONTINUITY FROM THE INLEAD TO THE EMITTING PORTION, THE TURNS OF SAID COIL GENERALLY SURROUNDING SAID EMITTING PORTION BUT BEING SPACED THEREFROM AND FROM EACH OTHER WHEREBY CURRENT FLOWING TO SAID EMITTING PORTION CIRCULATES THROUGH SAID COIL AND PRODUCES AN AXIAL MAGNETIC FIELD IN SAID LAMP.
Claim 2
Dependent Claim
93 words
A MAGNETICALLY STABILIZED HIGH PRESSURE DISCHARGE LAMP COMPRISING AN ENVELOPE CONTAINING AN IONIZABLE FILLING AND HAVING A PAIR OF ELECTRODES SUPPORTED ON INLEADS SEALED THEREIN, AT LEAST ONE OF SAID ELECTRODES HAVING AN EMITTING PORTION LOCATED ON THE LAMP AXIS AND SURROUNDED BY A COIL PROVIDING CIRCUIT CONTINUITY FROM THE INLEAD TO THE EMITTING PORTION, THE TURNS OF SAID COIL GENERALLY SURROUNDING SAID EMITTING PORTION BUT BEING SPACED THEREFROM AND FROM EACH OTHER WHEREBY CURRENT FLOWING TO SAID EMITTING PORTION CIRCULATES THROUGH SAID COIL AND PRODUCES AN AXIAL MAGNETIC FIELD IN SAID LAMP.
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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |