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US3226814A Expired / Lapsed US ⏱️ 0.0 years remaining

Wire cladding system

Assignee: Copperweld Steel Co
•
Filing: 1961-10-05
•
Granted: 1966-01-04
•
Expires: 1981-10-05
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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.

References Cited (Backward Citations)

US410202A Cited
US411480A Cited
US721209A Cited
US1883205A Cited
US2071712A Cited
US2234127A Cited
US2268472A Cited
US2756492A Cited
US2873517A Cited
US2917821A Cited

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

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