US3299686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strand extruder
Assignee: Nortel Networks Ltd
•
Filing: 1964-01-13
•
Granted: 1967-01-24
•
Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Roger J Lemieux
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:20
CPC Classifications
B; B21; B21C; B21C25/00; B21C25/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
AN APPARATUS FOR PRODUCING A FLEXIBLE CABLE COMPRISING EXTRUSION MEANS FOR SIMULTANEOUSLY PRODUCING A PLURALITY OF METAL STRANDS IN THE APPROXIMATE CONFIGURATION WHICH THE STRANDS ASSUME IN THE FINISHED CABLE, SAID EXTRUSION MEANS BEING ADAPTED TO PRODUCE EACH STRAND IN THE SAME SHAPE AND DIMENSIONS AS DESIRED IN THE FINISHED CABLE, AND CLOSING MEANS FOR DRAWING SAID STRANDS TOGETHER TO FORM SAID FLEXIBLE CABLE, SAID EXTRUSION MEANS INCLUDING AN EXTRUSION DIE COMPRISING A DIE HOUSING HAVING A BORE, SAID BORE HAVING AN INLET END AND AN OUTLET END, A DIE INSERT HAVING A PLURALITY OF LONGITUDINAL FINS PROJECTING RADIALLY THEREFROM, SAID DIE INSERT BEING ADAPTED TO BE INSERTED INTO THE BORE OF THE DIE HOUSING THROUGH
Claim 2
Independent Claim
116 words
AN APPARATUS FOR PRODUCING A FLEXIBLE CABLE COMPRISING EXTRUSION MEANS FOR SIMULTANEOUSLY PRODUCING A PLURALITY OF METAL STRANDS IN THE APPROXIMATE CONFIGURATION WHICH THE STRANDS ASSUME IN THE FINISHED CABLE, SAID EXTRUSION MEANS BEING ADAPTED TO PRODUCE EACH STRAND IN THE SAME SHAPE AND DIMENSIONS AS DESIRED IN THE FINISHED CABLE, AND CLOSING MEANS FOR DRAWING SAID STRANDS TOGETHER TO FORM SAID FLEXIBLE CABLE, SAID EXTRUSION MEANS INCLUDING AN EXTRUSION DIE COMPRISING A DIE HOUSING HAVING A BORE, SAID BORE HAVING AN INLET END AND AN OUTLET END, A DIE INSERT HAVING A PLURALITY OF LONGITUDINAL FINS PROJECTING RADIALLY THEREFROM, SAID DIE INSERT BEING ADAPTED TO BE INSERTED INTO THE BORE OF THE DIE HOUSING THROUGH
References Cited (Backward Citations)
GB330960A
Cited
US2098922A
Cited
US2142704A
Cited
US2638213A
Cited
DE958287C
Cited
US3063560A
Cited
US3174364A
Cited
US3089804A
Cited
US3150773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |