US3186200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic thickness regulator for strip rolling mills
Assignee: General Electric Co
•
Filing: 1961-10-31
•
Granted: 1965-06-01
•
Expires: 1981-10-31
Abstract
No abstract record available.
Inventors
- 👤 Hugh S Maxwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:22
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/16; B21B37/165
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
THE COMBINATION, FOR USE IN A ROLLING MILL IN WHICH STRIPS OF MATERIAL ARE ROLLED UNDER PRESSURE INSUCCESSION TO REDUCE THE THICKNESS THEREOF TO A DESIRED DIMENSION, OF MEANS TO MEASURE ANY VARIATION IN THICKNESS OF EACH STRIP FROM SAID DESIRED DIMENSION AS THE STRIP LEAVES THE MILL, AND MEANS TO STORE SAID VARIATION DURING PERIODS BETWEEN THE ROLLING OF SUCCESSIVE STRIPS FOR CONTROLLING THE PRESSURE APPLIED IN ROLLING EACH STRIP IN RESPONSE TO SAID VARIATION IN THICKNESS OF THE LAST PREVIOUS STRIP AS DETERMINED BY SAID LAST MEANS THEREBY TO MAINTAIN SUCCESSIVE STRIPS OF MORE UNIFORM THICKNESS.
Claim 2
Dependent Claim
98 words
THE COMBINATION, FOR USE IN A ROLLING MILL IN WHICH STRIPS OF MATERIAL ARE ROLLED UNDER PRESSURE INSUCCESSION TO REDUCE THE THICKNESS THEREOF TO A DESIRED DIMENSION, OF MEANS TO MEASURE ANY VARIATION IN THICKNESS OF EACH STRIP FROM SAID DESIRED DIMENSION AS THE STRIP LEAVES THE MILL, AND MEANS TO STORE SAID VARIATION DURING PERIODS BETWEEN THE ROLLING OF SUCCESSIVE STRIPS FOR CONTROLLING THE PRESSURE APPLIED IN ROLLING EACH STRIP IN RESPONSE TO SAID VARIATION IN THICKNESS OF THE LAST PREVIOUS STRIP AS DETERMINED BY SAID LAST MEANS THEREBY TO MAINTAIN SUCCESSIVE STRIPS OF MORE UNIFORM THICKNESS.
References Cited (Backward Citations)
US2680976A
Cited
US2959992A
Cited
US2972268A
Cited
US3030836A
Cited
US3111046A
Cited
US3100410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |