US3256728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling mills
Assignee: MESTA ENGINEERING COMPANY APARTNERSHIP OF PA
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Filing: 1962-11-19
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Granted: 1966-06-21
•
Expires: 1982-11-19
Abstract
No abstract record available.
Inventors
- 👤 Herman J Kalberkamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:45
CPC Classifications
B; B21; B21B; B21B13/00; B21B13/001; B21B31/00; B21B31/08; B21B31/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A ROLLING MILL STRUCTURE COMPRISING A ROLLING MILL STAND HAVING SPACED HOUSINGS ON OPPOSITE SIDES OF A ROLLING MILL PASS LINE, WINDOWS IN SAID HOUSING ADAPTED TO REMOVABLY RECEIVE VERTICALLY ALIGNED ROLLS, A PLURALITY OF SETS OF VERTICALLY ALIGNED ROLLS, EACH SET MOUNTED IN UPPER AND LOWER ROLL CARRYING BEAMS EXTENDING BETWEEN THE HOUSINGS INTO THE WINDOWS THEREOF ON TRAPSORT MEANS ADAPTED TO BE INTERCHANGEABLY INSERTED IN SAID WINDOWS WITH THEIR AXIS TRANSVERSE TO THE PASS LINE, MEANS FOR SELECTIVELY MOVING SAID SETS OF ROLLS PARALLEL TO AND SPACED FROM SAID PASS LINE INTO ALIGNMENT WITH SAID WINDOWS, MEANS ADJACENT THE ROLL SAND ACTING ON SAID TRANSPORT MEANS TO MOVE THE ALIGNED SET OF ROLLS AND AT LEAST THE
Claim 2
Dependent Claim
119 words
A ROLLING MILL STRUCTURE COMPRISING A ROLLING MILL STAND HAVING SPACED HOUSINGS ON OPPOSITE SIDES OF A ROLLING MILL PASS LINE, WINDOWS IN SAID HOUSING ADAPTED TO REMOVABLY RECEIVE VERTICALLY ALIGNED ROLLS, A PLURALITY OF SETS OF VERTICALLY ALIGNED ROLLS, EACH SET MOUNTED IN UPPER AND LOWER ROLL CARRYING BEAMS EXTENDING BETWEEN THE HOUSINGS INTO THE WINDOWS THEREOF ON TRAPSORT MEANS ADAPTED TO BE INTERCHANGEABLY INSERTED IN SAID WINDOWS WITH THEIR AXIS TRANSVERSE TO THE PASS LINE, MEANS FOR SELECTIVELY MOVING SAID SETS OF ROLLS PARALLEL TO AND SPACED FROM SAID PASS LINE INTO ALIGNMENT WITH SAID WINDOWS, MEANS ADJACENT THE ROLL SAND ACTING ON SAID TRANSPORT MEANS TO MOVE THE ALIGNED SET OF ROLLS AND AT LEAST THE
References Cited (Backward Citations)
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Cited
US749745A
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Cited
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Cited
DE919528C
Cited
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Cited
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Cited
FR1251984A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |