Claims
- 1. A multiple system circular knitting machine for knitting stockings having leg portions and heel cup portions, said machine being operable in a rotation mode to knit said leg portions and being operable in a reciprocating mode to knit said heel cup portions, said machine comprising: needles having butts thereon, needle retractors (1-4), jacks (SCH) and jack advancing and retracting cams (13-30) together with narrowing (31-32) and widening (33-34) pickers, needle advancing cams (5-8) engaging said butts for advancing the needles in the rotation mode, and a reciprocating means for knitting the heel cup using at least two of said multiple systems; wherein during said reciprocating mode all needles are adapted to be retracted out of the knitting position by said needle retractors (2-4) and to be advanced only by means of said jacks (SCH), means (57, 68a-b) being provided for said needle advancing cams (5-8) to be deactivated in said reciprocating mode; so that said needles are lifted to their thread take-up position during said reciprocating mode solely by said jacks.
- 2. A multiple system circular knitting machine according to claim 1, including reversing cam members contributing to the needle control in said reciprocating mode, characterized in that said reversing cam members (11, 12) are adapted to be deactivated in said rotation mode.
- 3. A circular knitting machine according to claim 1 or 2, characterized in that additional advancing cam members (26 to 28) for said jacks are provided acting on the jacks after stitch formation in the reciprocating mode.
Priority Claims (3)
Number |
Date |
Country |
Kind |
3022080 |
Jun 1980 |
DEX |
|
3028603 |
Jul 1980 |
DEX |
|
3102814 |
Jan 1981 |
DEX |
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Parent Case Info
This is a continuation of U.S. patent application Ser. No. 548,088, filed Nov. 2, 1983, now abandoned, which in turn was a continuation-in-part of U.S. patent application Ser. No. 251,137, filed Apr. 6, 1981, now abandoned.
US Referenced Citations (4)
Foreign Referenced Citations (2)
Number |
Date |
Country |
2484475 |
Dec 1981 |
FRX |
1590895 |
Jun 1981 |
GBX |
Continuations (1)
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Number |
Date |
Country |
Parent |
548088 |
Nov 1983 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
251137 |
Apr 1981 |
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