US3226814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire cladding system
Assignee: Copperweld Steel Co
•
Filing: 1961-10-05
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Granted: 1966-01-04
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Expires: 1981-10-05
Abstract
No abstract record available.
Inventors
- 👤 Francis E Leib
- 👤 James H Schmalz
- 👤 John G Kura
- 👤 James H Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:10
CPC Classifications
B; B22; B22F; B22F7/00; B22F7/06; B22F7/08; B22F5/00; B22F5/12; B21; B21B; B21B1/00; B21B1/16; B21B1/18; B21B13/00; B21B13/08; B21B13/10; B21B13/103; B21B17/00; B21B17/02; B21B17/04; B21B1/38; B21B2001/383; B21B45/00; B21B45/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
IN A METHOD OF PRODUCING A CLAD WIRE, THE STEPS COMPRISING ROLL COMPACTING CLADDING METAL IN POWDERED FORM COMPLETELY AROUND AND DIRECTLY AGAINST AN ELONGATED SOLID WIRE CORE BEING PULLED ALONG A PASS LINE TO A DENSITY IN SAID COMPACTED CLADDING METAL APPROACHING THAT OF SOLID METAL, HEATING SAID WIRE TO RAISE AT LEAST THE INTERFACE BETWEEN SAID CLADDING METAL AND CORE BY ELECTROMAGNETIC INDUCTION TO A TEMPERATURE IN THE NEIGHBORHOOD OF BUT BELOW THE MELTING POINT OF SAID CLADDING METAL, WORK ROLLING SAID HEATED WIRE IN A CLOSED WORKSHAPING ROLL PASS HAVING AN OUTWARDLY CORNERED PROFILE AT ANGULARLY SPACED POSITIONS TO HOT WORK SAID CLADDING METAL BY RESHAPING IT AGAINST SAID CORE INTO SAID CLADDING PROFILE UTILIZING TRANSVERSE MOVEMENT OF SAID CLADDING METAL, THE AREA OF SAID WORK-SHAPING PASS BEING JUST FILLED BY SAID HEATED WIRE, AND IMMEDIATELY ROUND ROLLING SAID WORK ROLLED WIRE IN A CLOSED ROUNDING ROLL PASS HAVING A CIRCULAR PROFILE TO PROVIDE SAID CIRCULAR PROFILE WITH SUBSTANTIAL CONCENTRICITY BETWEEN SAID CLADDING METAL AND SAID CORE, THE AREA OF SAID ROUNDING PASS BEING BARELY FILLED BY SAID WORK ROLLED WIRE, WHEREBY CLADDING METAL INITIALLY IN POWDERED FROM BECOMES A CONTINUOUS COHERENT CLADDING BONDED TO SAID CORE IN THE FINISHED WIRE PRODUCT LEAVING SAID ROUNDING PASS.
Claim 2
Dependent Claim
209 words
IN A METHOD OF PRODUCING A CLAD WIRE, THE STEPS COMPRISING ROLL COMPACTING CLADDING METAL IN POWDERED FORM COMPLETELY AROUND AND DIRECTLY AGAINST AN ELONGATED SOLID WIRE CORE BEING PULLED ALONG A PASS LINE TO A DENSITY IN SAID COMPACTED CLADDING METAL APPROACHING THAT OF SOLID METAL, HEATING SAID WIRE TO RAISE AT LEAST THE INTERFACE BETWEEN SAID CLADDING METAL AND CORE BY ELECTROMAGNETIC INDUCTION TO A TEMPERATURE IN THE NEIGHBORHOOD OF BUT BELOW THE MELTING POINT OF SAID CLADDING METAL, WORK ROLLING SAID HEATED WIRE IN A CLOSED WORKSHAPING ROLL PASS HAVING AN OUTWARDLY CORNERED PROFILE AT ANGULARLY SPACED POSITIONS TO HOT WORK SAID CLADDING METAL BY RESHAPING IT AGAINST SAID CORE INTO SAID CLADDING PROFILE UTILIZING TRANSVERSE MOVEMENT OF SAID CLADDING METAL, THE AREA OF SAID WORK-SHAPING PASS BEING JUST FILLED BY SAID HEATED WIRE, AND IMMEDIATELY ROUND ROLLING SAID WORK ROLLED WIRE IN A CLOSED ROUNDING ROLL PASS HAVING A CIRCULAR PROFILE TO PROVIDE SAID CIRCULAR PROFILE WITH SUBSTANTIAL CONCENTRICITY BETWEEN SAID CLADDING METAL AND SAID CORE, THE AREA OF SAID ROUNDING PASS BEING BARELY FILLED BY SAID WORK ROLLED WIRE, WHEREBY CLADDING METAL INITIALLY IN POWDERED FROM BECOMES A CONTINUOUS COHERENT CLADDING BONDED TO SAID CORE IN THE FINISHED WIRE PRODUCT LEAVING SAID ROUNDING PASS.
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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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |