US3282304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire uncoiling device
Assignee: American Pipe and Construction Co
•
Filing: 1963-11-12
•
Granted: 1966-11-01
•
Expires: 1983-11-12
Abstract
No abstract record available.
Inventors
- 👤 Fred K Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:18
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A DEVICE FOR UNCOILING WIRE FROM PACKAGED COILS COMPRISING: A PLURALITY OF SHEAVES ROTATABLY SUPPORTED IN AN ARCUATE ARRANGEMENT, THE PERIPHERY OF EACH SHEAVE PROVIDING POINTS OF CONTACT ALONG A CURVED PATHWAY, SAID SHEAVES BEING DISPOSED ON BOTH SIDES OF SAID PATHWAY TO RETAIN THE WIRE WITHIN THE GROOVES OF SAID SHEAVES, AND MEANS FOR GUIDING THE WIRE INTO THE GROOVE OF THE FIRST CONTACTED SHEAVE; SAID SHEAVE HAVING A TOTAL TORQUE SUBSTANTIALLY LESS THAN THE TORQUE OF A SINGLE SHEAVE HAVING THE RADIUS OF SAID CURVED PATHWAY.
Claim 2
Independent Claim
88 words
A DEVICE FOR UNCOILING WIRE FROM PACKAGED COILS COMPRISING: A PLURALITY OF SHEAVES ROTATABLY SUPPORTED IN AN ARCUATE ARRANGEMENT, THE PERIPHERY OF EACH SHEAVE PROVIDING POINTS OF CONTACT ALONG A CURVED PATHWAY, SAID SHEAVES BEING DISPOSED ON BOTH SIDES OF SAID PATHWAY TO RETAIN THE WIRE WITHIN THE GROOVES OF SAID SHEAVES, AND MEANS FOR GUIDING THE WIRE INTO THE GROOVE OF THE FIRST CONTACTED SHEAVE; SAID SHEAVE HAVING A TOTAL TORQUE SUBSTANTIALLY LESS THAN THE TORQUE OF A SINGLE SHEAVE HAVING THE RADIUS OF SAID CURVED PATHWAY.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |