US3228241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for indicating tension in strip between stands of a multi-stand rolling mill
Assignee: United States Steel Corp
•
Filing: 1963-03-06
•
Granted: 1966-01-11
•
Expires: 1983-03-06
Abstract
No abstract record available.
Inventors
- 👤 Arvin J Hullinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:03
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/04; G01L5/10; B; B21; B21B; B21B38/00; B21B38/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
APPARATUS FOR INDICATING THE TENSION TO WHICH A WORKPIECE BEING ROLLED IN A CONTINUOUS ROLLING MILL IS SUBJECTED BETWEEN ADJACENT STANDS THEREOF, EACH HAVING ITS OWN DRIVING MOTOR FOR DRIVING ITS WORKING ROLLS, COMPRISING MEANS PRODUCING A VOLTAGE PROPORTIONAL TO THE CURRENT DRAWN BY THE DRIVING MOTORS OF SAID STANDS, MEANS PRODUCING A VOLTAGE PROPORTIONAL TO THE ROLLING PRESSURE EXERTED ON THE WORKPIECE BY THE WORKING ROLLS OF SAID STANDS, MEANS ASSOCIATED WITH EACH OF SAID STANDS
Claim 2
Dependent Claim
77 words
APPARATUS FOR INDICATING THE TENSION TO WHICH A WORKPIECE BEING ROLLED IN A CONTINUOUS ROLLING MILL IS SUBJECTED BETWEEN ADJACENT STANDS THEREOF, EACH HAVING ITS OWN DRIVING MOTOR FOR DRIVING ITS WORKING ROLLS, COMPRISING MEANS PRODUCING A VOLTAGE PROPORTIONAL TO THE CURRENT DRAWN BY THE DRIVING MOTORS OF SAID STANDS, MEANS PRODUCING A VOLTAGE PROPORTIONAL TO THE ROLLING PRESSURE EXERTED ON THE WORKPIECE BY THE WORKING ROLLS OF SAID STANDS, MEANS ASSOCIATED WITH EACH OF SAID STANDS
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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |