Patent US3341731A successfully refreshed from Google Patents.
US3341731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reflector arc lamp with arc tube support comprising arc tube inlead connectors fastened to the outer end of ferrules sealed in the outer envelope
Assignee: General Electric Co
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Filing: 1966-10-31
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Granted: 1967-09-12
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Expires: 1986-10-31
Abstract
No abstract record available.
Inventors
- 👤 Wilson John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:08
CPC Classifications
F; F21; F21V; F21V17/00; H; H01; H01J; H01J61/00; H01J61/84; H01J61/86
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A REFLECTOR LAMP COMPRISING A VITREOUS OUTER ENVELOPE FORMED OF A CONCAVE REFLECTOR AND A LIGHT-TRANSMITTING COVER PERIPHERALLY SEALED TOGETHER, AN ARC TUBE MOUNTED WITHIN SAID ENVELOPE WITH ITS LONGITUDINAL AXIS LYING SUBSTANTIALLY IN THE OPTICAL AXIS OF SAID REFLECTOR MEMBER AND HAVING AN INTERELECTRODE GAP LOCATED AT THE FOCUS THEREOF, ONE FERRULE CENTRALLY SEALED TO SAID REFLECTOR AND ANOTHER FERRULE CENTRALLY SEALED TO SAID COVER SAID FERRULES DEFINING PASSAGEWAYS INTO SAID ENVELOPE, SAID ARC TUBE HAVING INLEAD CONNECTORS AT OPPOSITE ENDS EXTENDING THROUGH SAID FERRULES AND BEING FASTENED THERETO AT THE OUTER ENDS THEREOF, SAID INLEADS PROVIDING THE ENTIRE SUPPORT FOR SAID ARC TUBE.
Claim 2
Dependent Claim
105 words
A REFLECTOR LAMP COMPRISING A VITREOUS OUTER ENVELOPE FORMED OF A CONCAVE REFLECTOR AND A LIGHT-TRANSMITTING COVER PERIPHERALLY SEALED TOGETHER, AN ARC TUBE MOUNTED WITHIN SAID ENVELOPE WITH ITS LONGITUDINAL AXIS LYING SUBSTANTIALLY IN THE OPTICAL AXIS OF SAID REFLECTOR MEMBER AND HAVING AN INTERELECTRODE GAP LOCATED AT THE FOCUS THEREOF, ONE FERRULE CENTRALLY SEALED TO SAID REFLECTOR AND ANOTHER FERRULE CENTRALLY SEALED TO SAID COVER SAID FERRULES DEFINING PASSAGEWAYS INTO SAID ENVELOPE, SAID ARC TUBE HAVING INLEAD CONNECTORS AT OPPOSITE ENDS EXTENDING THROUGH SAID FERRULES AND BEING FASTENED THERETO AT THE OUTER ENDS THEREOF, SAID INLEADS PROVIDING THE ENTIRE SUPPORT FOR SAID ARC TUBE.
References Cited (Backward Citations)
US3138731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |