Patent US3088762A successfully refreshed from Google Patents.
US3088762A
Expired / Lapsed
US
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Screw nipple joint for carbon electrodes
Assignee: Siemens Plania Werke AG
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Filing: 1961-01-25
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Granted: 1963-05-07
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Expires: 1981-01-25
Abstract
No abstract record available.
Inventors
- 👤 Kaufmann Waldemar
- 👤 Hub Wilfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:05
CPC Classifications
H; H05; H05B; H05B7/00; H05B7/02; H05B7/14; Y; Y02; Y02P; Y02P10/00; Y02P10/25; Y10; Y10S; Y10S403/00; Y10S403/05; Y10T; Y10T403/00; Y10T403/55; Y10T403/556
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A CARBON ELECTRODE JOINT, COMPRISING TWO CARBON ELECTRODES COAXIALLY ALIGNED IN ABUTMENT WITH EACH OTHER AND FORMING EACH FRUSTO-CONICAL, INWARDLY TAPERING AND THREADED SOCKET IN ITS BUTT FACE, A DOUBLE-CONICAL SCREW NIPPLE OF ELECTRODE MATERIAL HAVING RESPECTIVE EXTERNAL THREADS ON EACH HALF PORTION THEREOF FOR ENGAGING THE THREADS IF SAID RESPECTIVE TWO SOCKETS, A FIRST ABUTMENT MEANS EXTEMDING NEAR SAID BUTT FACE ALONG A PORTION OF AT LEAST ONE THREAD TURN OF AT LEAST ONE CONICAL NIPPLE PORTION, SECOND ABUTMENT MEANS EXTENDING ALONG A PORTION OF AT LEAST ONE TURN OF SAID SAME NIPPLE PORTION BUT NEAR THE NIPPLE END, SAID TWO ABUTMENT MEANS BEING LOCATED AT A NIPPLE-THREAD FLANK FACING AWAY FROM THE BUTT FACE FOR PROVIDING SPACE FOR THERMAL EXPANSION WHEREAS THE OTHER NIPPLE-THREAD FLANK DIRECTLY ENGAGES THE ADJACENT SOCKET-THREAD FLANK.
Claim 2
Dependent Claim
133 words
A CARBON ELECTRODE JOINT, COMPRISING TWO CARBON ELECTRODES COAXIALLY ALIGNED IN ABUTMENT WITH EACH OTHER AND FORMING EACH FRUSTO-CONICAL, INWARDLY TAPERING AND THREADED SOCKET IN ITS BUTT FACE, A DOUBLE-CONICAL SCREW NIPPLE OF ELECTRODE MATERIAL HAVING RESPECTIVE EXTERNAL THREADS ON EACH HALF PORTION THEREOF FOR ENGAGING THE THREADS IF SAID RESPECTIVE TWO SOCKETS, A FIRST ABUTMENT MEANS EXTEMDING NEAR SAID BUTT FACE ALONG A PORTION OF AT LEAST ONE THREAD TURN OF AT LEAST ONE CONICAL NIPPLE PORTION, SECOND ABUTMENT MEANS EXTENDING ALONG A PORTION OF AT LEAST ONE TURN OF SAID SAME NIPPLE PORTION BUT NEAR THE NIPPLE END, SAID TWO ABUTMENT MEANS BEING LOCATED AT A NIPPLE-THREAD FLANK FACING AWAY FROM THE BUTT FACE FOR PROVIDING SPACE FOR THERMAL EXPANSION WHEREAS THE OTHER NIPPLE-THREAD FLANK DIRECTLY ENGAGES THE ADJACENT SOCKET-THREAD FLANK.
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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |