US3248916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Workpiece shape control with a rolling mill
Assignee: Westinghouse Electric Corp
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Filing: 1963-04-29
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Granted: 1966-05-03
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Alonzo F Kenyon
- 👤 Jr Andrew W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:56
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/16; B21B37/165; B21B37/24; B21B37/28; B21B37/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
THE METHOD OF CONTROLLING THE SHAPE OF A WORKPIECE PASSED THROUGH A ROLLING MILL HAVING A PAIR OF ROLLS, WITH THE SEPARATION FORCE BETWEEN SAID ROLLS BEING CONTROLLED BY A SCREWDOWN MECHANISM, COMPRISING THE STEPS OF PREDICTING A PASS ROLL SEPARATION FORCE IN ACCORDANCE WITH A PREDETERMINED RELATIONSHIP WITH THE INCOMING THICKNESS AND WIDTH OF THE WORKPIECE, AND THE CROWN OF THE ROLLS THROUGH USE OF THE FORCE EQUATION
Claim 2
Independent Claim
69 words
THE METHOD OF CONTROLLING THE SHAPE OF A WORKPIECE PASSED THROUGH A ROLLING MILL HAVING A PAIR OF ROLLS, WITH THE SEPARATION FORCE BETWEEN SAID ROLLS BEING CONTROLLED BY A SCREWDOWN MECHANISM, COMPRISING THE STEPS OF PREDICTING A PASS ROLL SEPARATION FORCE IN ACCORDANCE WITH A PREDETERMINED RELATIONSHIP WITH THE INCOMING THICKNESS AND WIDTH OF THE WORKPIECE, AND THE CROWN OF THE ROLLS THROUGH USE OF THE FORCE EQUATION
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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |