← Back to Patent Explorer
US3228071A Expired / Lapsed US ⏱️ 0.0 years remaining

Continuous-casting mold

Assignee: United States Steel Corp
•
Filing: 1963-04-12
•
Granted: 1966-01-11
•
Expires: 1983-04-12
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Robert A Schultz

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 16:01
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/05

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 190 words
A MOLD FOR CONTINUOUS METAL CASTING COMPRISING A PAIR OF OPPOSED SPACED SIDE WALLS AND A PAIR OF OPPOSED SPACED END WALLS DEFINING THEREBETWEEN A CAVITY FOR THE CONTINUOUS FORMATION OF A METAL CASTING, SAID SIDE WALLS AND SAID END WALLS EACH COMPRISING AN INNER PLATE ADAPTED TO CONTACT MOLTEN METAL AND A BACKING STRUCTURE FOR SAID INNER PLATE, THE INNER SIDE WALL PLATE EXTENDING LATERALLY BEYOND THE EDGES OF THE BACKING STRUCTURES THEREFOR, THE SIDE WALL BACKING STRUCTURES INCLUDING OUTER PLATES SPACED FROM THE ADJACENT INNER SIDE WALL PLATES SO AS TO DEFINE PASSAGES FOR COOLING WATER BETWEEN THE ADJACENT INNER AND OUTER PLATES, MEANS SEALING SAID PASSAGES ALONG THE EDGES OF SAID OUTER PLATES, MEANS SECURING SAID INNER SIDE WALL PLATES TO THE ADJACENT BACKING STRUCTURES SO AS TO PERMIT EXPANSION OF SAID INNER PLATES WHILE PREVENTING MOVEMENT OF SAID PLATES TOWARD AND AWAY FROM THE ADJACENT BACKING STRUCTURES, AND MEANS FOR CLAMPING THE INNER END WALL PLATES BETWEEN SAID INNER SIDE WALL PLATES SO THAT NO RELATIVE MOVEMENT BETWEEN SAID END WALL PLATE AND SAID SIDE WALL PLATES OCCURS AS SAID SIDE WALL PLATES EXPAND AND CONTRACT.
Claim 2
Dependent Claim 190 words
A MOLD FOR CONTINUOUS METAL CASTING COMPRISING A PAIR OF OPPOSED SPACED SIDE WALLS AND A PAIR OF OPPOSED SPACED END WALLS DEFINING THEREBETWEEN A CAVITY FOR THE CONTINUOUS FORMATION OF A METAL CASTING, SAID SIDE WALLS AND SAID END WALLS EACH COMPRISING AN INNER PLATE ADAPTED TO CONTACT MOLTEN METAL AND A BACKING STRUCTURE FOR SAID INNER PLATE, THE INNER SIDE WALL PLATE EXTENDING LATERALLY BEYOND THE EDGES OF THE BACKING STRUCTURES THEREFOR, THE SIDE WALL BACKING STRUCTURES INCLUDING OUTER PLATES SPACED FROM THE ADJACENT INNER SIDE WALL PLATES SO AS TO DEFINE PASSAGES FOR COOLING WATER BETWEEN THE ADJACENT INNER AND OUTER PLATES, MEANS SEALING SAID PASSAGES ALONG THE EDGES OF SAID OUTER PLATES, MEANS SECURING SAID INNER SIDE WALL PLATES TO THE ADJACENT BACKING STRUCTURES SO AS TO PERMIT EXPANSION OF SAID INNER PLATES WHILE PREVENTING MOVEMENT OF SAID PLATES TOWARD AND AWAY FROM THE ADJACENT BACKING STRUCTURES, AND MEANS FOR CLAMPING THE INNER END WALL PLATES BETWEEN SAID INNER SIDE WALL PLATES SO THAT NO RELATIVE MOVEMENT BETWEEN SAID END WALL PLATE AND SAID SIDE WALL PLATES OCCURS AS SAID SIDE WALL PLATES EXPAND AND CONTRACT.

References Cited (Backward Citations)

CA538863A Cited
US2283450A Cited
US2510100A Cited
US2747244A Cited
US3049769A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-10 1969-07-12 1970-01-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-10 1973-07-12 1974-01-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-10 1977-07-12 1978-01-11 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag