US3570268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn guide means for circular warp knitting machine
Assignee: Individual
•
Filing: 1968-11-07
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Granted: 1971-03-16
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Expires: 1988-11-07
Abstract
Abstract THE CIRCULAR WRAP KNITTING MACHINE IS PROVIDED WITH MAIN YARN GUIDING MEANS TO GUIDE BASE WRAP YARNS TO THE NEEDLES SO THAT A TUBULAR SEAMLESS BASE FABRIC IS FORMED OF INTERCONNECTED STITCH CHAINS. ADDITIONAL YARN GUIDE MEANS IN THE FORM OF THREE AUXILIARY YARN GUIDE DEVICES ARE PROVIDED FOR SELECTIVELY KNITTING FLOATING AND INLAYING ADDITIONAL PATTERN OR FANCY YARNS WITH HE BASE WRAP YARNS IS SELECTED PORTIONS OF THE TUBULAR FABRIC TO FORM CLUSTERS OF DESIGNS, VERTICAL STRIPES, OR REINFORCEMENTS IN SELECTED PORTIONS OF THE FABRIC. THE THREE AUXILIARY YARN GUIDE DEVICES MAY BE OPERATED TOGETHER OR SEPARATELY TO FORM VARIOUS PATTERNS IN THE TUBULAR FABRIC.
Inventors
- 👤 Federico Sanfeliu Nogues
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:21
CPC Classifications
D; D04; D04B; D04B25/00; D04B25/02
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) | 1974-03-15 | 1974-09-14 | 1975-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-15 | 1978-09-14 | 1979-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-15 | 1982-09-14 | 1983-03-16 | $7700.00 | Window Closed / Lapsed |