US3172313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip rolling apparatus
Assignee: Individual
•
Filing: 1961-03-21
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Granted: 1965-03-09
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Expires: 1981-03-21
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:46
CPC Classifications
B; B21; B21B; B21B35/00; B21B35/06; B21B37/00; B21B37/28; B21B37/38; B21B2203/00; B21B2203/04; B21B2269/00; B21B2269/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN APPARATUS FOR ROLLING STRIP MATERIAL, A MULTIPLE HIGH STAND OF ROLLS COMPRISING A PAIR OF SMALL DIAMETER WORK ROLLS ADAPTED TO PROVIDE A WORKING PASS FOR SAID STRIP MATERIAL AND A LARGE DIAMETER BACK-UP ROLL FOR EACH WORK ROLL FORMING ANOTHER PAIR OF ROLLS, DRIVING MEANS CONNECTED TO ONE PAIR OF SAID ROLLS FOR IMPARTING DRIVEN ROTATION THERETO, AND VARIABLE LOAD MEANS ACTING DIRECTLY ON THE UNDRIVEN PAIR OF SAID ROLLS TO CAUSE THE WORK ROLLS TO REMAIN IN VERTICAL ALIGNMENT WITH THE BACK-UP ROLL AXES.
Claim 2
Dependent Claim
87 words
IN APPARATUS FOR ROLLING STRIP MATERIAL, A MULTIPLE HIGH STAND OF ROLLS COMPRISING A PAIR OF SMALL DIAMETER WORK ROLLS ADAPTED TO PROVIDE A WORKING PASS FOR SAID STRIP MATERIAL AND A LARGE DIAMETER BACK-UP ROLL FOR EACH WORK ROLL FORMING ANOTHER PAIR OF ROLLS, DRIVING MEANS CONNECTED TO ONE PAIR OF SAID ROLLS FOR IMPARTING DRIVEN ROTATION THERETO, AND VARIABLE LOAD MEANS ACTING DIRECTLY ON THE UNDRIVEN PAIR OF SAID ROLLS TO CAUSE THE WORK ROLLS TO REMAIN IN VERTICAL ALIGNMENT WITH THE BACK-UP ROLL AXES.
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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |