Patent US3606197A successfully refreshed from Google Patents.
US3606197A
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US
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Plural cycle cam yarn winding process and packages produced thereby
Assignee: EIDP Inc
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Filing: 1969-06-03
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Granted: 1971-09-20
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Expires: 1989-06-03
Abstract
Abstract A PROCESS FOR WINDING YARN INTO A CYLINDRICAL-BODIED PACKAGE WHEREIN THE YARN IS TRAVERSE WOUND IN LAYERS OF HELICAL COILS ON A BOBBIN WHEREIN THE COILS ARE LAID DOWN IN THEIR REVERSALS IN DIFFERENT SHAPED CURVES IN A REPEATING PROGRESSION THROUGHOUT THE WINDING OF THE PACKAGE. THE CORRESPONDING STROKE LENGTHS OF THE COILS WITH DIFFERENT SHAPED REVERSALS MAY ALSO BE OF DIFFERENT LENGTHS.
Inventors
- 👤 Richard L Akers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:43
CPC Classifications
B; B65; B65H; B65H55/00; B65H55/04; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |