Patent US4420108A successfully refreshed from Google Patents.
Patent US3678710A successfully refreshed from Google Patents.
US3678710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Needle operating means in knitting machines
Assignee: BENTLEY MACHINE DEV CO Ltd
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Filing: 1970-02-17
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Granted: 1972-07-25
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Expires: 1990-02-17
Abstract
Abstract Controlling means is provided for a knitting machine needle comprising a needle holder having a shank part in a recess in which there is positioned a rockable element provided with an operating butt displaced from its fulcrum, said element engaging the shank part for two-way transmission of movements to it and so arranged that its rocking movements bring its operating butt into and out of active position.
Inventors
- 👤 Daniel William Fredri Gostelow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:42
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/66; D04B15/68
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
166 words
In a knitting machine the combination comprising a tricked needle bed, a needle holder slidable in a tricK in said bed and including a shank occupying the depth of said trick, said shank being formed within its width with an outwardly facing recess, a rocking jack contained in said recess and coupled to said shank for movement both ways therewith along said trick, a fulcrum for rocking movement of said jack positioned centrally of the length of the jack, said jack at its central part occupying the full depth of said recess and being tapered in width towards each end, and double edged butts on said jack projecting outwardly one from each of the opposite ends of the jack, each of said butts being retracted fully into said recess when the jack is rocked to project the other butt therefrom, the recess in the said shank being double ended and the ends of the jack being rounded to engage slidably with the ends of the recess.
Claim 2
Dependent Claim
166 words
In a knitting machine the combination comprising a tricked needle bed, a needle holder slidable in a tricK in said bed and including a shank occupying the depth of said trick, said shank being formed within its width with an outwardly facing recess, a rocking jack contained in said recess and coupled to said shank for movement both ways therewith along said trick, a fulcrum for rocking movement of said jack positioned centrally of the length of the jack, said jack at its central part occupying the full depth of said recess and being tapered in width towards each end, and double edged butts on said jack projecting outwardly one from each of the opposite ends of the jack, each of said butts being retracted fully into said recess when the jack is rocked to project the other butt therefrom, the recess in the said shank being double ended and the ends of the jack being rounded to engage slidably with the ends of the recess.
Claim 3
Dependent Claim
166 words
A needle holder for mounting in a trick of a needle bed in a knitting machine, comprising a needle holding end part and an elongated shank for accomodation in such trick, said shank being formed within its width with an outwardly facing recess, a rocking jack contained in said recess and coupled to said shank for movement both ways therewith along said trick, a fulcrum for rocking movement of said jack positioned centrally of the length of the jack, said jack at its central part occupying the full depth of said recess and being tapered in width towards each end, and double edged butts on said jack projecting outwardly one from each of the opposite ends of the jack, each of said butts being retracted fully into said recess when the jack is rocked to project the other butt therefrom, the recess in the said shank being double ended and the ends of the jack being rounded to engage slidably with the ends of the recess.
Claim 4
Dependent Claim
166 words
A needle holder for mounting in a trick of a needle bed in a knitting machine, comprising a needle holding end part and an elongated shank for accomodation in such trick, said shank being formed within its width with an outwardly facing recess, a rocking jack contained in said recess and coupled to said shank for movement both ways therewith along said trick, a fulcrum for rocking movement of said jack positioned centrally of the length of the jack, said jack at its central part occupying the full depth of said recess and being tapered in width towards each end, and double edged butts on said jack projecting outwardly one from each of the opposite ends of the jack, each of said butts being retracted fully into said recess when the jack is rocked to project the other butt therefrom, the recess in the said shank being double ended and the ends of the jack being rounded to engage slidably with the ends of the recess.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |