Patent US3211883A successfully refreshed from Google Patents.
US3211883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arc welding with arc stabilizing additives
Assignee: ALLOY RODS Inc KAREN LANE & WILSON AVE A CORP OF
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Filing: 1962-08-31
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Granted: 1965-10-12
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Expires: 1982-08-31
Abstract
No abstract record available.
Inventors
- 👤 Michael W Zimmermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:18
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
THE PROCESS OF ELECTRIC ARC METAL DEPOSITION WHEREIN A BARE METALLIC WIRE ELECTRODE AND A METALLIC WORKPIECE ARE CONNECTED TO A SOURCE OF ELECTRIC POWER COMPRISING, FEEDING SAID ELECTRODE TOWARD SAID WORKPIECE TO ESTABLISH AND MAINTAIN AN ARC AND DEPOSITION ZONE ON SAID WORKPIECE, DISPOSING A PLURALITY OF BARE METAL ROLLERS IN POSITIVE METAL-TO-METAL CONTACT WITH SAID ELECTRODE TO CONTINUOUSLY APPLY A THIN LIQUID FILM CONTAINING AN ELECTRON EMISSIVE MATERIAL ONTO SAID ELECTRODE SIMULTANEOUSLY WITH THE FEEDING OF SAID ELECTRODE TO SAID ARC, SIMULTANEOUSLY SUPPLYING A SHIELDING GAS TO SAID ARC TO PROTECT THE WELD FROM OXIDATION AND SIMULTANEOUSLY PROVIDING ELECTRICAL CONTACT OF SAID ELECTRODE THROUGH SAID LIQUID BY MEANS OF A SLIDING CONTACT PENETRATING THROUGH THE LIQUID TO THE
Claim 2
Dependent Claim
120 words
THE PROCESS OF ELECTRIC ARC METAL DEPOSITION WHEREIN A BARE METALLIC WIRE ELECTRODE AND A METALLIC WORKPIECE ARE CONNECTED TO A SOURCE OF ELECTRIC POWER COMPRISING, FEEDING SAID ELECTRODE TOWARD SAID WORKPIECE TO ESTABLISH AND MAINTAIN AN ARC AND DEPOSITION ZONE ON SAID WORKPIECE, DISPOSING A PLURALITY OF BARE METAL ROLLERS IN POSITIVE METAL-TO-METAL CONTACT WITH SAID ELECTRODE TO CONTINUOUSLY APPLY A THIN LIQUID FILM CONTAINING AN ELECTRON EMISSIVE MATERIAL ONTO SAID ELECTRODE SIMULTANEOUSLY WITH THE FEEDING OF SAID ELECTRODE TO SAID ARC, SIMULTANEOUSLY SUPPLYING A SHIELDING GAS TO SAID ARC TO PROTECT THE WELD FROM OXIDATION AND SIMULTANEOUSLY PROVIDING ELECTRICAL CONTACT OF SAID ELECTRODE THROUGH SAID LIQUID BY MEANS OF A SLIDING CONTACT PENETRATING THROUGH THE LIQUID TO THE
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) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |