Patent US3335581A successfully refreshed from Google Patents.
US3335581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cam means for circular knitting machines
Assignee: Monarch International Ltd
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Filing: 1965-03-03
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Granted: 1967-08-15
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Expires: 1985-03-03
Abstract
No abstract record available.
Inventors
- 👤 Pernick David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:22
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
IN A MULTI-FEED CIRCULAR KNITTING MACHINE OF THE TYPE HAVING AT EACH FEED THEREOF AN INCLINED DESIGN WHEEL ADAPTED TO ACT UPON THE BUTTS OF THE NEEDLES OF SAID MACHINE TO SELECTIVELY POSITION THE SAME AT A PAIR OF SPACED UPPER AND LOWER LEVELS AND HAVING A STITCH CAM SPACED FROM SAID WHEEL AND ADAPTED TO LOWER SAID NEEDLES TO CAST OFF POSITION, A CAM ASSEMBLY OPERATIVELY DISPOSED BETWEEN SAID WHEEL AND SAID STITCH CAM TO ACT UPON THE BUTTS OF SAID NEEDLES, SAID ASSEMBLY HAVING ASSOCIATED THEREWITH A VERTICALLY MOVABLE NULLIFYING CAM AND A RADIALLY MOVABLE WING CAM AND MEANS OPERATIVELY RELATED TO SAID CAMS TO CAUSE RADIAL MOVEMENT OF SAID WING CAM IN RESPONSE TO VERTICAL MOVEMENT OF SAID NULLIFYING CAM, SAID WING CAM BEING MOVABLE BETWEEN AN OUTWARD INOPERATIVE AND AN INNER OPERATIVE POSITION WHEREIN IT IS ADAPTED TO ACT UPON THE NEEDLE BUTTS OF SAID LOWER LEVEL THEREOF TO MOVE THE SAME TO A STILL LOWER LEVEL AND SAID NULLIFYING CAM BEING
Claim 2
Dependent Claim
166 words
IN A MULTI-FEED CIRCULAR KNITTING MACHINE OF THE TYPE HAVING AT EACH FEED THEREOF AN INCLINED DESIGN WHEEL ADAPTED TO ACT UPON THE BUTTS OF THE NEEDLES OF SAID MACHINE TO SELECTIVELY POSITION THE SAME AT A PAIR OF SPACED UPPER AND LOWER LEVELS AND HAVING A STITCH CAM SPACED FROM SAID WHEEL AND ADAPTED TO LOWER SAID NEEDLES TO CAST OFF POSITION, A CAM ASSEMBLY OPERATIVELY DISPOSED BETWEEN SAID WHEEL AND SAID STITCH CAM TO ACT UPON THE BUTTS OF SAID NEEDLES, SAID ASSEMBLY HAVING ASSOCIATED THEREWITH A VERTICALLY MOVABLE NULLIFYING CAM AND A RADIALLY MOVABLE WING CAM AND MEANS OPERATIVELY RELATED TO SAID CAMS TO CAUSE RADIAL MOVEMENT OF SAID WING CAM IN RESPONSE TO VERTICAL MOVEMENT OF SAID NULLIFYING CAM, SAID WING CAM BEING MOVABLE BETWEEN AN OUTWARD INOPERATIVE AND AN INNER OPERATIVE POSITION WHEREIN IT IS ADAPTED TO ACT UPON THE NEEDLE BUTTS OF SAID LOWER LEVEL THEREOF TO MOVE THE SAME TO A STILL LOWER LEVEL AND SAID NULLIFYING CAM BEING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |