Flat knitting machine

A flat knitting machine comprising:

• at least two needle beds each having needle grooves and arranged to oppose each other, one in front and the other in rear, with a trick gap between them;
• compound needles arranged in said needle grooves, each having a slider including two blades and a tongue formed in the head thereof, a needle proper with a hook formed in the head thereof, and a select jack, wherein said compound needles open and close the hook by relative movement of the slider and the needle proper, and said tongue of the slider is capable of advancing beyond the hook;
• wherein a needle proper butt is protrusively provided on the top face of each needle proper;
• and an elastic foot is provided in the rear of the needle proper to make the needle proper butt sinkable in the needle groove;
• wherein each slider is held on the needle proper;
• and a first butt located on the front side and a second butt behind the first butt are protrusively provided on the top face of the slider;
• and
• wherein each select jack is arranged in the rear of and above the needle proper;
• a select jack butt is protrusively provided on the top face of the select jack;
• and the select jack can change the position between an initial position and an advanced position;
• a carriage reciprocating over said needle beds comprising:
• a needle proper cam lock including a bridge cam, a stitch cam and a raising cam, each contacting said needle proper butt to advance and retract the needle proper;
• a slider cam lock including a guide cam contacting said second butt to advance and retract the slider;
• and
• a presser system being capable of selectively press said select jack butt in such a way that said needle proper butt and said second butt are made sinkable into the needle groove by the presser system;
• said carriage further comprising for split knit:
• a split knit bypass route guiding the second butt of the slider to the trailing cam lock while the slider is kept in a position into which the slider is advanced by the slider cam lock;
• and a split knit cam preventing the second butt of said slider from leaving the split knit bypass route;
• each provided in said slider cam lock;
• and
• a guiding means for guiding the first butt of the slider to engage with said split knit cam.