US3922887A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positive yarn feeding system for circular knitting machine
Assignee: MONARCH MANUFACTURING CORP
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Filing: 1974-09-13
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Granted: 1975-12-02
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Expires: 1994-09-13
Abstract
Abstract A circular knitting machine is provided with a positive yarn feeding system which includes a driven toothed belt and gear-like wheels that mesh with the belt. Yarn supplied from cones is received between the belt and wheels where it is gripped between mating parts of the belt and wheel and fed without slippage to the needles of the machine.
Inventors
- 👤 Lester Mishcon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:20
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/38; D04B15/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
In a yarn feeding system for a knitting machine, the combination comprising an endless belt to be driven by the knitting machine, the belt having trapezoidly shaped teeth, a plurality of gear-like wheels over which the belt extends and which are driven by the belt, the wheels having spaced cogs which mesh with teeth on the belt, and means at each wheel for guiding a yarn between the belt and the wheel where the yarn is gripped between the meshing parts of the belt and the wheel and moved at a speed determined by the speed of the belt.
Claim 2
Dependent Claim
99 words
In a yarn feeding system for a knitting machine, the combination comprising an endless belt to be driven by the knitting machine, the belt having trapezoidly shaped teeth, a plurality of gear-like wheels over which the belt extends and which are driven by the belt, the wheels having spaced cogs which mesh with teeth on the belt, and means at each wheel for guiding a yarn between the belt and the wheel where the yarn is gripped between the meshing parts of the belt and the wheel and moved at a speed determined by the speed of the belt.
References Cited (Backward Citations)
US2432685A
Cited
US3090215A
Cited
US3194276A
Cited
US3264845A
Cited
US3363815A
Cited
US3418831A
Cited
US3675446A
Cited
US3802228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-01 | 1979-06-02 | 1979-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-01 | 1983-06-02 | 1983-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-01 | 1987-06-02 | 1987-12-02 | $7700.00 | Window Closed / Lapsed |