US3204076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric arc torch
Assignee: Victor Equipment Co
•
Filing: 1964-12-23
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Granted: 1965-08-31
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Expires: 1984-12-23
Abstract
No abstract record available.
Inventors
- 👤 James A Browning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:52
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/34; B; B23; B23K; B23K10/00; H05H1/3421
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
AN ELECTRIC ARC TORCH COMPRISING AT LEAST ONE ELECTRODE, A NOZZLE HAVING AN ARC PASSAGEWAY EXTENDING FROM SAID ELECTRODE, MEANS FOR ESTABLISHING AN ARC FROM SAID ELECTRODE, GAS STABILIZING MEANS TO CARRY SAID ARC THROUGH SAID PASSAGEWAY, A PROTECTIVE SHELL SURROUNDING SAID NOZZLE, A SPACER RING ELECTRICALLY INSULATING SAID SHELL FROM SAID NOZZLE, A PLURALITY OF APERTURES IN SAID RING AND AROUND THE CIRCUMFERENCE THEREOF COMMUNICATING WITH THE SPACED WITHIN SAID SHELL, AND MEANS FOR PROVIDING A FLOW OF GAS THROUGH SAID APERTURES.
Claim 2
Dependent Claim
83 words
AN ELECTRIC ARC TORCH COMPRISING AT LEAST ONE ELECTRODE, A NOZZLE HAVING AN ARC PASSAGEWAY EXTENDING FROM SAID ELECTRODE, MEANS FOR ESTABLISHING AN ARC FROM SAID ELECTRODE, GAS STABILIZING MEANS TO CARRY SAID ARC THROUGH SAID PASSAGEWAY, A PROTECTIVE SHELL SURROUNDING SAID NOZZLE, A SPACER RING ELECTRICALLY INSULATING SAID SHELL FROM SAID NOZZLE, A PLURALITY OF APERTURES IN SAID RING AND AROUND THE CIRCUMFERENCE THEREOF COMMUNICATING WITH THE SPACED WITHIN SAID SHELL, AND MEANS FOR PROVIDING A FLOW OF GAS THROUGH SAID APERTURES.
References Cited (Backward Citations)
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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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |