Pneumatic device for inserting weft threads in warp loops of warp knitted fabric

Claim 1

IN A WARP KNITTING MACHINE, IN COMBINATION: (A) A PLURALITY OF WARP THREADS; (B) A PLURALITY OF KNITTING NEEDLE MEANS JUXTAPOSED IN A PREDETERMINED DIRECTION, SAID NEEDLE MEANS BEING SIMULTANEOUSLY MOVABLE INTO A POSITION OF ENGAGEMENT WITH RESPECTIVE PORTIONS OF SAID WARP THREADS FOR KNITTING THE SAME INTO STITCHES OF A WRAP CHAIN; (C) A SUPPLY OF ELONGATED WEFT THREAD; (D) FIRST PNEUMATIC MEANS FOR LONGITUDINALLY PROPELLING A LENGTH OF SAID WEFT THREAD INTO A FIRST POSITION WHEREIN SAID WEFT THREAD LONGITUDINALLY EXTENDS IN SAID DIRECTION AND IS REMOTE FROM SAID WRAP THREAD PORTIONS; AND (E) SECOND PNEUMATIC MEANS FOR PROPELLING SAID LENGTH OF WEFT THREAD FROM SAID FIRST POSITION TRANSVERSELY OF SAID DIRECTION INTO A SECOND POSITION ADJACENT SAID WRAP THREAD PORTIONS FOR ENGAGEMENT OF RESPECTIVE PORTIONS OF SAID WEFT THREAD LENGTH BY SAID WARP THREAD PORTIONS WHILE THE SAME ARE BEING KNITTED INTO WARP CHAIN STICHES.