Importance

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Abstract

A circular interlock knitting machine of the interlock butting type including jacquard knitting includes a rotating cylinder having cylinder needles movable between welt, tuck and knit positions, dial needles movable between welt and knit positions along paths of travel which intersect the paths of the cylinder needles, and a needle selection and operating mechanism for the cylinder needles which prevents collision between cylinder and dial needles including an intermediate jack beneath each cylinder needle, a lower jack beneath each intermediate jack, the lower jacks being selectively movable between operative and non-operative positions, lower jack raising cam means for raising the lower jacks in the operative position from the bottom position to the welt position, intermediate jack raising cam means selectively movable between operating and non-operating positions for engaging, when in operating position, and raising from the welt position to the tuck position only those intermediate jacks raised by the selected lower jacks beneath cylinder needles which will not collide with dial needles being moved to the knit position.

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First Claim