Patent US3344643A successfully refreshed from Google Patents.
US3344643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling mills
Assignee: Davy Loewy Ltd
•
Filing: 1963-11-06
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Granted: 1967-10-03
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Expires: 1983-11-06
Abstract
No abstract record available.
Inventors
- 👤 Howard David Robert
- 👤 Stubbs Dennis
- 👤 Swallow Reginald Dennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:11
CPC Classifications
B; B21; B21B; B21B31/00; B21B31/02; B21B31/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A ROLLING MILL HAVING FIRST AND SECOND ROLL NECK BEARING ASSEMBLIES, A HOUSING COMPRISING A FIRST HOUSING MEMBER CONSTITUTING A SUPPORT FOR SAID FIRST BEARING ASSEMBLY, A SECOND HOUSING MEMBER ARRANGED TO SUPPORT SAID SECOND BEARING ASSEMBLY, MEANS FOR PRESTRESSING TOGETHER THE FIRST AND SECOND HOUSING MEMBERS, AND HINGING DEVICES BETWEEN SAID HOUSING MEMBERS AND LOCATED AT A POSITION ALONG THE AXIS OF SAID FIRST ROLL NECK BEARING ASSEMBLY, PERMITTING RELATIVE HINGING OF SAID HOUSING MEMBERS ABOUT AN AXIS PARALLEL TO THE PASS-LINE OF THE MILL.
Claim 2
Dependent Claim
86 words
A ROLLING MILL HAVING FIRST AND SECOND ROLL NECK BEARING ASSEMBLIES, A HOUSING COMPRISING A FIRST HOUSING MEMBER CONSTITUTING A SUPPORT FOR SAID FIRST BEARING ASSEMBLY, A SECOND HOUSING MEMBER ARRANGED TO SUPPORT SAID SECOND BEARING ASSEMBLY, MEANS FOR PRESTRESSING TOGETHER THE FIRST AND SECOND HOUSING MEMBERS, AND HINGING DEVICES BETWEEN SAID HOUSING MEMBERS AND LOCATED AT A POSITION ALONG THE AXIS OF SAID FIRST ROLL NECK BEARING ASSEMBLY, PERMITTING RELATIVE HINGING OF SAID HOUSING MEMBERS ABOUT AN AXIS PARALLEL TO THE PASS-LINE OF THE MILL.
References Cited (Backward Citations)
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Cited
US1741405A
Cited
US2123754A
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US2312648A
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US2601793A
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US3217525A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |