US3368019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-consumable electrode
Assignee: Westinghouse Electric Corp
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Filing: 1965-05-24
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Granted: 1968-02-06
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Expires: 1985-05-24
Abstract
No abstract record available.
Inventors
- 👤 Corso Serafino M De
- 👤 Charles B Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:13
CPC Classifications
H; H05; H05B; H05B7/00; H05B7/02; H05B7/06; H05B7/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
IN A NON-CONSUMABLE ELECTRODE, IN COMBINATION, AN ANNULAR ELECTRODE FACE MEMBER ADAPTED TO BE FLUID COOLED, THE ELECTRODE FACE MEMBER INCLUDING AN ANNULAR TIP HAVING A PLURALITY OF GENERALLY U-SHAPED PASSAGEWAYS THEREIN, EACH OF THE U-SHAPED PASSAGEWAYS PASSING NEAR THE ARCHING SURFACE OF THE ANNULAR ELECTRODE FACE MEMBER, A FIELD COIL DISPOSED WITHIN THE TIP, MEANS INCLUDING CYLINDRICAL FLUID CHANNELING MEANS FOR BRINGING A COOLING FLUID TO THE ELECTRODE FACE MEMBER, MEANS INCLUDING OTHER CYLINDRICAL FLUID CHANNELING MEANS FOR CONDUCTING FLUID FROM THE ELECTRODE FACE MEMBER, FLUID INLET HEADER MEANS AND FLUID OUTLET HEADER MEANS COMMUNICATING WITH THE FLUID CHANNELING MEANS AND THE OTHER FLUID CHANNELING MEANS RESPECTIVELY, THE FLUID INLET HEADER MEANS INCLUDING MEANS FORMING AN ANNULAR CHAMBER ENCIRCLING THE ELECTRODE AND HAVING A PLURALITY OF FLUID PASSAGEWAY FOR CONDUCTING FLUID THEREFROM, FLUID FILTER MEANS IN THE ANNULAR CHAMBER, AND PLUG MEANS INCLUDING AT LEAST ONE REMOVABLE PLUG COMPOSED OF A HIGHLY HEAT RESISTANT MATERIAL MOUNTED IN THE CENTRAL APERTURE OF THE ELECTRODE AND PREVENTING THE PASSAGE OF HEAT FLUX THERETHROUGH.
Claim 2
Dependent Claim
172 words
IN A NON-CONSUMABLE ELECTRODE, IN COMBINATION, AN ANNULAR ELECTRODE FACE MEMBER ADAPTED TO BE FLUID COOLED, THE ELECTRODE FACE MEMBER INCLUDING AN ANNULAR TIP HAVING A PLURALITY OF GENERALLY U-SHAPED PASSAGEWAYS THEREIN, EACH OF THE U-SHAPED PASSAGEWAYS PASSING NEAR THE ARCHING SURFACE OF THE ANNULAR ELECTRODE FACE MEMBER, A FIELD COIL DISPOSED WITHIN THE TIP, MEANS INCLUDING CYLINDRICAL FLUID CHANNELING MEANS FOR BRINGING A COOLING FLUID TO THE ELECTRODE FACE MEMBER, MEANS INCLUDING OTHER CYLINDRICAL FLUID CHANNELING MEANS FOR CONDUCTING FLUID FROM THE ELECTRODE FACE MEMBER, FLUID INLET HEADER MEANS AND FLUID OUTLET HEADER MEANS COMMUNICATING WITH THE FLUID CHANNELING MEANS AND THE OTHER FLUID CHANNELING MEANS RESPECTIVELY, THE FLUID INLET HEADER MEANS INCLUDING MEANS FORMING AN ANNULAR CHAMBER ENCIRCLING THE ELECTRODE AND HAVING A PLURALITY OF FLUID PASSAGEWAY FOR CONDUCTING FLUID THEREFROM, FLUID FILTER MEANS IN THE ANNULAR CHAMBER, AND PLUG MEANS INCLUDING AT LEAST ONE REMOVABLE PLUG COMPOSED OF A HIGHLY HEAT RESISTANT MATERIAL MOUNTED IN THE CENTRAL APERTURE OF THE ELECTRODE AND PREVENTING THE PASSAGE OF HEAT FLUX THERETHROUGH.
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) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |