Patent US3248919A successfully refreshed from Google Patents.
US3248919A
Expired / Lapsed
US
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Universal rolling mills
Assignee: Davy Loewy Ltd
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Filing: 1963-05-29
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Granted: 1966-05-03
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Expires: 1983-05-29
Abstract
No abstract record available.
Inventors
- 👤 Hewitt Ewan Christian
- 👤 Swallow Reginald Dennis
- 👤 Stubbs Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:35
CPC Classifications
B; B21; B21B; B21B31/00; B21B31/08; B21B31/10; B21B13/00; B21B13/08; B21B13/10; B21B2013/106
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A ROLLING MILL STAND HAVING COPLANAR HORIZONTAL AND VERTICAL ROLLS AND CHOCKS THEREFOR, THE CHOCKS OF THE UPPER HORIZONTAL ROLL BEING NORMALLY SPACED ABOVE THE CHOCKS OF THE VERTICAL ROLLS, AND MEANS FOR LOWERING THE CHOCKS OF THE UPPER HORIZONTAL ROLL TO PERMIT REMOVAL OF THE HORIZONTAL AND VERTICAL ROLL TOGETHER THROUGH A HOUSING WINDOW WITH THE CHOCKS OF THE UPPER HORIZONTAL ROLL RESTING ON THE CHOCKS OF THE VERTICAL ROLLS.
Claim 2
Dependent Claim
71 words
A ROLLING MILL STAND HAVING COPLANAR HORIZONTAL AND VERTICAL ROLLS AND CHOCKS THEREFOR, THE CHOCKS OF THE UPPER HORIZONTAL ROLL BEING NORMALLY SPACED ABOVE THE CHOCKS OF THE VERTICAL ROLLS, AND MEANS FOR LOWERING THE CHOCKS OF THE UPPER HORIZONTAL ROLL TO PERMIT REMOVAL OF THE HORIZONTAL AND VERTICAL ROLL TOGETHER THROUGH A HOUSING WINDOW WITH THE CHOCKS OF THE UPPER HORIZONTAL ROLL RESTING ON THE CHOCKS OF THE VERTICAL ROLLS.
References Cited (Backward Citations)
US1865286A
Cited
US2037210A
Cited
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 |