US3609996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for making narrowed knitwear on flat-bed knitting machines
Assignee: FAHRRADWERK ELITE DIAMANT VEB
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Filing: 1968-12-17
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Granted: 1971-10-05
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Expires: 1988-12-17
Abstract
Abstract A METHOD OF MAKING NARROWED KNITWEAR ON A FLAT BED KNITTING MACHINE IN WHICH THE ENTIRE NARROWING OPERATION TAKES PLACE DURING A RETARDED RETURN STROKE OF THE KNITTING CARRIAGE, AND NARROWING DEVICE FOR A FLAT-BED KNITTING MACHINE WITH A PLURALITY OF NARROWING HOUSING FIXEDLY MOUNTED ON THE THREAD GUIDE BRIDGE OF THE KNITTING MACHINE, GROOVED SHAFTS, CAM DISCS AND ECCENTRICS SLIDABLY AMOUNTED ON THE GROOVED SHAFTS, AND A DRIVE INCLUDING A SLIDE AND A SERIES OF CONNECTING LINKS FOR DRIVINGLY CONNECTING THE DISCS AND ECCENTRICS TO THE NARROWING NEEDLES IN THE NARROWING HOUSINGS FOR RESPECTIVELY LIFTING AND LOWERING AND LATERALLY OFFSETTING THE NEEDLE.
Inventors
- 👤 Helmut Irmscher
- 👤 Harald Kuhnrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:10
CPC Classifications
D; D04; D04B; D04B7/00; D04B7/10
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) | 1974-10-04 | 1975-04-05 | 1975-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-04 | 1979-04-05 | 1979-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-04 | 1983-04-05 | 1983-10-05 | $7700.00 | Window Closed / Lapsed |