US3072309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip guiding method and apparatus
Assignee: Individual
•
Filing: 1960-04-13
•
Granted: 1963-01-08
•
Expires: 1980-04-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:51
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/34; B21C47/3408; B21C47/3416; B21C47/3466; B21C47/3483; Y; Y10; Y10T; Y10T83/00; Y10T83/727; Y10T83/739; Y10T83/744; Y10T83/745
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
APPARATUS FOR MAINTAINING THE LONGITUDINAL CENTER LINE OF MOVING STRIP MATERIAL STRAIGHT OVER LONG LENGTHS COMPRISING, IN COMBINATION, A PAIR OF PARALLEL GUIDEWAYS BETWEEN WHICH THE STRIP IS ADAPTED TO PASS AS IT MOVES ALONG A SUBSTANTIALLY STRAIGHT LINE PATH, SAID GUIDEWAYS BESPACED APART IN AN AMOUNT LESS THAN THE WIDTH OF THE STRIP, AND MEMBERS POSITIONED BETWEEN SAID GUIDEWAYS IN THE PATH OF TRAVEL OF THE STRIP FOR EXERTING A PRESSURE AT THE CENTRAL PORTION OF THE STRIP WHEREBY THE SAME WILL BECOME BOWED ACROSS ITS WIDTH AND ANY CAMBER IN THE STRIP OR VARIATION IN ITS WIDTH WILL BE REFLECTED BY A CHANGE IN RADIUS OF THE BOW IN THE STRIP.
Claim 2
Dependent Claim
113 words
APPARATUS FOR MAINTAINING THE LONGITUDINAL CENTER LINE OF MOVING STRIP MATERIAL STRAIGHT OVER LONG LENGTHS COMPRISING, IN COMBINATION, A PAIR OF PARALLEL GUIDEWAYS BETWEEN WHICH THE STRIP IS ADAPTED TO PASS AS IT MOVES ALONG A SUBSTANTIALLY STRAIGHT LINE PATH, SAID GUIDEWAYS BESPACED APART IN AN AMOUNT LESS THAN THE WIDTH OF THE STRIP, AND MEMBERS POSITIONED BETWEEN SAID GUIDEWAYS IN THE PATH OF TRAVEL OF THE STRIP FOR EXERTING A PRESSURE AT THE CENTRAL PORTION OF THE STRIP WHEREBY THE SAME WILL BECOME BOWED ACROSS ITS WIDTH AND ANY CAMBER IN THE STRIP OR VARIATION IN ITS WIDTH WILL BE REFLECTED BY A CHANGE IN RADIUS OF THE BOW IN THE STRIP.
References Cited (Backward Citations)
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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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |