Patent US3327508A successfully refreshed from Google Patents.
US3327508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling mills
Assignee: Loewy Engineering Co Ltd
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Filing: 1964-04-09
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Granted: 1967-06-27
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Expires: 1984-04-09
Abstract
No abstract record available.
Inventors
- 👤 Brown Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:06
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/58; B21B37/64; B21B31/00; B21B31/16; B21B31/20; B21B31/32; B21B2203/00; B21B2203/36; B21B38/00; B21B38/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A ROLLING MILL FOR ROLLING FLAT PRODUCTS, HAVING TWO ROLL-ASSEMBLIES EACH HAVING A WORKING ROLL, SPACING MEANS FOR MAINTAINING A PRE-SET DISTANCE BETWEEN SAID WORKING ROLLS, MEANS FOR ADJUSTING THE DISTANCE BETWEEN SAID WORKING ROLLS SEPARATE FROM SAID SPACING MEANS, PRE-STRESSING MEANS FOR THE MILL, LOAT METERS MEASURING THE LOAD IN SAID SPACING MEANS, CONTROL MEANS FOR VARYING THE PRE-STRESSING FORCE AND RESPONSIVE TO THE OUTPUT FROM SAID LOAD METERS, SAID SPACING MEANS BEING FORMED BY RODS INTERPOSED BETWEEN ONE OF THE ROLL-ASSEMBLIES AND SAID LOAD METERS, SAID LOAD METERS BEING INTERPOSED IN TURN BETWEEN SAID SPACING MEANS AND SAID PRE-STRESSING MEANS AND SAID ADJUSTING MEANS INTERPOSED BETWEEN THE OTHER ROLL-ASSEMBLY AND THE PRE-STRESSING MEANS.
Claim 2
Dependent Claim
115 words
A ROLLING MILL FOR ROLLING FLAT PRODUCTS, HAVING TWO ROLL-ASSEMBLIES EACH HAVING A WORKING ROLL, SPACING MEANS FOR MAINTAINING A PRE-SET DISTANCE BETWEEN SAID WORKING ROLLS, MEANS FOR ADJUSTING THE DISTANCE BETWEEN SAID WORKING ROLLS SEPARATE FROM SAID SPACING MEANS, PRE-STRESSING MEANS FOR THE MILL, LOAT METERS MEASURING THE LOAD IN SAID SPACING MEANS, CONTROL MEANS FOR VARYING THE PRE-STRESSING FORCE AND RESPONSIVE TO THE OUTPUT FROM SAID LOAD METERS, SAID SPACING MEANS BEING FORMED BY RODS INTERPOSED BETWEEN ONE OF THE ROLL-ASSEMBLIES AND SAID LOAD METERS, SAID LOAD METERS BEING INTERPOSED IN TURN BETWEEN SAID SPACING MEANS AND SAID PRE-STRESSING MEANS AND SAID ADJUSTING MEANS INTERPOSED BETWEEN THE OTHER ROLL-ASSEMBLY AND THE PRE-STRESSING MEANS.
References Cited (Backward Citations)
CA683660A
Cited
CA701014A
Cited
US1669550A
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US2345931A
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GB728012A
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US3024679A
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US3124982A
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US3191408A
Cited
US3247697A
Cited
GB955164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |