US3335260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Annealing apparatus for wire and like conductors
Assignee: MASCHINENFABRIK NIEHOFF KOMMANDIT-GESELLSCHAFT
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Filing: 1965-10-20
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Granted: 1967-08-08
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Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Ferschl Dieter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:17
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/52; C21D9/54; C21D9/64; C21D1/00; C21D1/34; C21D1/40; C22; C22F; C22F1/00; C22F1/08; H; H05; H05B; H05B3/00; H05B3/0004; H05B3/0009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
AN APPARATUS FOR ANNEALING AN ELONGATED CONDUCTOR IN CONTINUOUS OPERATION COMPRISING, IN COMBINATION: (A) GUIDE MEANS FOR GUIDING SAID CONDUCTOR LONGITUDINALLY IN SEQUENCE THROUGH A PREHEATING ZONE, AN ANNEALING ZONE, AND A POST-HEATING ZONE; (B) A SOURCE OF ELECTRIC POTENTIAL; (C) MEANS FOR APPLYING SAID POTENTIAL TO THE ENDS OF A PORTION OF SAID CONDUCTOR IN SAID ANNEALING ZONE RESPECTIVELY ADJACENT THE ENDS OF CONDUCTOR PORTIONS IN SAID PREHEATING AND POST-HEATING ZONES; AND (D) A BODY OF CONDUCTIVE MATERIAL, SAID GUIDE MEANS INCLUDING MEANS FOR HOLDING THE ENDS OF THE CONDUCTOR PORTIONS IN SAID PREHEATING AND POST-HEATING ZONES REMOTE FROM SAID ANNEALING ZONE IN DIRECT ELECTRICAL CONTACT WITH SAID BODY, WHEREBY SAID BODY AND THE CONDUCTOR PORTIONS IN SAID PREHEATING AND POST-HEATING ZONES JOINTLY CONSTITUTE A SERIES CIRCUIT, SAID POTENTIAL BEING APPLIED TO THE ENDS OF SAID SERIES CIRCUIT.
Claim 2
Independent Claim
139 words
AN APPARATUS FOR ANNEALING AN ELONGATED CONDUCTOR IN CONTINUOUS OPERATION COMPRISING, IN COMBINATION: (A) GUIDE MEANS FOR GUIDING SAID CONDUCTOR LONGITUDINALLY IN SEQUENCE THROUGH A PREHEATING ZONE, AN ANNEALING ZONE, AND A POST-HEATING ZONE; (B) A SOURCE OF ELECTRIC POTENTIAL; (C) MEANS FOR APPLYING SAID POTENTIAL TO THE ENDS OF A PORTION OF SAID CONDUCTOR IN SAID ANNEALING ZONE RESPECTIVELY ADJACENT THE ENDS OF CONDUCTOR PORTIONS IN SAID PREHEATING AND POST-HEATING ZONES; AND (D) A BODY OF CONDUCTIVE MATERIAL, SAID GUIDE MEANS INCLUDING MEANS FOR HOLDING THE ENDS OF THE CONDUCTOR PORTIONS IN SAID PREHEATING AND POST-HEATING ZONES REMOTE FROM SAID ANNEALING ZONE IN DIRECT ELECTRICAL CONTACT WITH SAID BODY, WHEREBY SAID BODY AND THE CONDUCTOR PORTIONS IN SAID PREHEATING AND POST-HEATING ZONES JOINTLY CONSTITUTE A SERIES CIRCUIT, SAID POTENTIAL BEING APPLIED TO THE ENDS OF SAID SERIES CIRCUIT.
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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |