US3222569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for generating high-intensity light
Assignee: Giannini Scientific Corp
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Filing: 1963-09-30
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Granted: 1965-12-07
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Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 John W Winzeler
- 👤 James F Tucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:23
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
133 words
APPARATUS FOR GENERATING A HIGH-INTENSITY LIGHT, COMPRISING AN ELECTRICAL PLAMA-JET TORCH HAVING A BACK ELECTRODE AND A NOZZLE ELECTRODE, MEANS TO MAINTAIN A FIRST ARC BEWTWEEN SAID BACK ELECTRODE AND SAID NOZZLE ELECTRODE, WALL MEANS TO DEFINE A CHAMBER COMMUNICATING WITH THE NOZZLE OPENING IN SAID NOZZLE ELECTRODE, SAID CHAMBER HAVING AN OUTLET OPENING THEREFROM, MEANS TO PASS GAS THROUGH SAID TORCH AND SAID NOZZLE OPENING FOR IONIZATION BY SAID FIRST ARC, SAID GAS PASSING THROUGH SAID CHAMBER AND OUT SAID OUTLET OPENING, MEANS TO MAINTAIN A SECOND AND HIGH-CURRENT ARC IN SAID CHAMBER THROUGH SAID IONIZED GAS AND BETWEEN SAID NOZZLE ELECTRODE AND AN ADDITIONAL ELECTRODE HAVING AT LEAST A PORTION DISPOSED IN SAID CHAMBER, AND WINDOW MEANS TO TRANSMIT LIGHT FROM SAID SECOND ARC THROUGH SAID WALL MEANS DEFINING SAID CHAMBER.
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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |