Patent US3270979A successfully refreshed from Google Patents.
US3270979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire coiling machine having grooved block
Assignee: Individual
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Filing: 1964-12-14
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Granted: 1966-09-06
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Expires: 1984-12-14
Abstract
No abstract record available.
Inventors
- 👤 Donald P Whitacre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:30
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/02; B21C47/10; B21C47/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
APPARATUS FOR CONTROLLING THE FEED RATE OF A CONTINUOUS WIRE, COMPRISING: A BLOCK HAVING A CONTINUOUS PERIPHERAL GROOVE, MEANS TO GUIDE THE WIRE INTO THE GROOVE, A PULLEY POSITIONED ADJACENT THE PERIPHERY OF THE BLOCK AND HAVNG A DIAMETER SUBSTANTIALLY LESS THAN THE DIAMETER OF THE BLOCK, A CASTING ROLLER, A PRESSURE ROLLER, THE SAID GUIDE MEANS, PULLEY, CASTING ROLLER AND PRESSURE ROLLER BEING CIRCUMFERENTIALLY SPACED ABOUT SAID BLOCK IN THE ORDER NAMED AND SUPPORTED SUBSTANTIALLY IN THE PLANE OF SAID GROOVE, THE WIRE PASSING FROM SAID GROOVE AROUND A PORTION OF THE PULLEY REMOTE FROM THE BLOCK, THEN AROUND A PORTION OF THE CASTING ROLLER ADJACENT SAID BLOCK, AND THEN BACK INTO SAID GROOVE, SAID PRESSURE ROLLER HAVING A PERIPHERAL PORTION EXTENDING INTO THE GROOVE AND CONTACTING THE WIRE UNDER PRESSURE TO HOLD IT IN THE GROOVE, THE WIRE THEN EMERGING FROM SAID GROOVE.
Claim 2
Dependent Claim
145 words
APPARATUS FOR CONTROLLING THE FEED RATE OF A CONTINUOUS WIRE, COMPRISING: A BLOCK HAVING A CONTINUOUS PERIPHERAL GROOVE, MEANS TO GUIDE THE WIRE INTO THE GROOVE, A PULLEY POSITIONED ADJACENT THE PERIPHERY OF THE BLOCK AND HAVNG A DIAMETER SUBSTANTIALLY LESS THAN THE DIAMETER OF THE BLOCK, A CASTING ROLLER, A PRESSURE ROLLER, THE SAID GUIDE MEANS, PULLEY, CASTING ROLLER AND PRESSURE ROLLER BEING CIRCUMFERENTIALLY SPACED ABOUT SAID BLOCK IN THE ORDER NAMED AND SUPPORTED SUBSTANTIALLY IN THE PLANE OF SAID GROOVE, THE WIRE PASSING FROM SAID GROOVE AROUND A PORTION OF THE PULLEY REMOTE FROM THE BLOCK, THEN AROUND A PORTION OF THE CASTING ROLLER ADJACENT SAID BLOCK, AND THEN BACK INTO SAID GROOVE, SAID PRESSURE ROLLER HAVING A PERIPHERAL PORTION EXTENDING INTO THE GROOVE AND CONTACTING THE WIRE UNDER PRESSURE TO HOLD IT IN THE GROOVE, THE WIRE THEN EMERGING FROM SAID GROOVE.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |