US3405314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-pressure light source having inclined tangential gas supply passages
Assignee: Giannini Scientific Corp
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Filing: 1963-11-18
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Granted: 1968-10-08
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Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 Delbert G Van Ornum
- 👤 John W Winzeler
- 👤 Arthur C Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:12
CPC Classifications
H; H04; H04B; H04B10/00; H04B10/50; H05; H05H; H05H1/00; H05H1/24; H05H1/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
APPARATUS FOR GENERATING HIGH-INTENSITY LIGHT, COMPRISING: WALL MEANS TO DEFINE AN ARC CHAMBER, AT LEAST A MAJOR PORTION OF SAID WALL MEANS BEING A SURFACE OF REVOLUTION ABOUT A CENTRAL AXIS, AT LEAST A PORTION OF SAID WALL MEANS BEING LIGHTTRANSMISSIVE TO PERMIT LIGHT TO EMANATE FROM SAID CHAMBER, PASSAGE MEANS INCLINED RELATIVE TO SAID AXIS TO INTRODUCE DIRECTLY AND GENERALLY TANGENTIALLY INTO SAID CHAMBER, FOR FLOW VORTICALLY ABOUT SAID AXIS, A RELATIVELY COOL, INERT GAS HAVING A PRESSURE OF AT LEAST 100 P.S.I.A. AT SAID AXIS, MEANS TO DISCHARGE GAS FROM SAID CHAMBER ALONG SAID AXIS, AND MEANS TO CREATE IN SAID CHAMBER ALONG AT LEAST A PORTION OF SAID AXIS A HIGH-CURRENT ELECTRIC ARC OR DISCHARGE, SAID ARC OR DISCHARGE BEING STABILIZED BY SAID GAS AND GENERATING LIGHT FOR TRANSMISSION THROUGH SAID LIGHT-TRANSMISSIVE PORTION OF SAID WALL MEANS.
Claim 2
Dependent Claim
140 words
APPARATUS FOR GENERATING HIGH-INTENSITY LIGHT, COMPRISING: WALL MEANS TO DEFINE AN ARC CHAMBER, AT LEAST A MAJOR PORTION OF SAID WALL MEANS BEING A SURFACE OF REVOLUTION ABOUT A CENTRAL AXIS, AT LEAST A PORTION OF SAID WALL MEANS BEING LIGHTTRANSMISSIVE TO PERMIT LIGHT TO EMANATE FROM SAID CHAMBER, PASSAGE MEANS INCLINED RELATIVE TO SAID AXIS TO INTRODUCE DIRECTLY AND GENERALLY TANGENTIALLY INTO SAID CHAMBER, FOR FLOW VORTICALLY ABOUT SAID AXIS, A RELATIVELY COOL, INERT GAS HAVING A PRESSURE OF AT LEAST 100 P.S.I.A. AT SAID AXIS, MEANS TO DISCHARGE GAS FROM SAID CHAMBER ALONG SAID AXIS, AND MEANS TO CREATE IN SAID CHAMBER ALONG AT LEAST A PORTION OF SAID AXIS A HIGH-CURRENT ELECTRIC ARC OR DISCHARGE, SAID ARC OR DISCHARGE BEING STABILIZED BY SAID GAS AND GENERATING LIGHT FOR TRANSMISSION THROUGH SAID LIGHT-TRANSMISSIVE PORTION OF SAID WALL MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |