US3386638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Looping tower carriage suspension
Assignee: United States Steel Corp
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Filing: 1966-09-16
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Granted: 1968-06-04
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Expires: 1986-09-16
Abstract
No abstract record available.
Inventors
- 👤 William A Turner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:14
CPC Classifications
B; B21; B21C; B21C49/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
IN A LOOPING TOWER FOR ACCUMULATING STRIP, INCLUDING A FRAME FIXED TO THE TOWER, AND A FRAME RECIPROCABLE TOWARD AND FROM THE FIXED FRAME, SAID FRAMES HAVING ROLLS JOURNALED THEREIN AROUND WHICH STRIP IS TRAINED, A PAIR OF ROPES FOR RAISING SAID RECIPROCABLE FRAME AND A PAIR OF ROPES FOR LOWERING IT, AND BEAMS CARRIED BY SAID RECIPROCABLE FRAME AND PIVOTED THERETO, TO THE ENDS OF WHICH SAID PAIRS OF ROPES, RESPECTIVELY, ARE SECURED, WHEREIN THE IMPROVEMENT COMPRISES A SINGLE PIVOT SHAFT NORMAL TO SAID RECIPROCABLE FRAME, ON WHICH BOTH BEAMS ARE JOURNALED.
Claim 2
Dependent Claim
93 words
IN A LOOPING TOWER FOR ACCUMULATING STRIP, INCLUDING A FRAME FIXED TO THE TOWER, AND A FRAME RECIPROCABLE TOWARD AND FROM THE FIXED FRAME, SAID FRAMES HAVING ROLLS JOURNALED THEREIN AROUND WHICH STRIP IS TRAINED, A PAIR OF ROPES FOR RAISING SAID RECIPROCABLE FRAME AND A PAIR OF ROPES FOR LOWERING IT, AND BEAMS CARRIED BY SAID RECIPROCABLE FRAME AND PIVOTED THERETO, TO THE ENDS OF WHICH SAID PAIRS OF ROPES, RESPECTIVELY, ARE SECURED, WHEREIN THE IMPROVEMENT COMPRISES A SINGLE PIVOT SHAFT NORMAL TO SAID RECIPROCABLE FRAME, ON WHICH BOTH BEAMS ARE JOURNALED.
References Cited (Backward Citations)
US3109572A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |