Control for stopping yarn carriers in flat bed knitting machines

Claim 1

IN A FLAT BED KNITTING MACHINE OF THE TYPE COMPRISING GUIDE BARS DISPOSED SIDE BY SIDE IN SPACED RELATIONSHIP TO A BED OF KNITTING NEEDLES, YARN CARRIES MOUNTED ON SAID GUIDE BARS FOR FREE SLIDABLE MOVEMENT THEREON, YARN CARRIER STOPPERS MOUNTED ON SAID GUIDE BARS FOR MOVEMENT THEREALONG, SAID YARN CARRIER STOPPERS ADAPTED TO STOP SAID YARN CARRIERS AT THE END OF THEIR MOVEMENT ALONG SAID GUIDE BARS TO DEFINE LIMIT POSITIONS FOR SAID YARN CARRIERS, A CONTROL MEMBER MOUNTED ON ONE OF SAID GUIDE BARS FOR STEP-WISE MOVEMENT THEREALONG, A LINK CONNECTING SAID CONTROL MEMBER AND SAID YARN CARRIER STOPPERS FOR DISPLACEMENT OF THE LATTER BY THE FORMER, A YARN CARRIER DRIVING ASSEMBLY COMPRISING A BLOCK POSITIVELY DRIVEN INTO A TO AND FRO LINEAR MOVEMENT PARALLEL TO AND SPACED FROM SAID FIRST-NAMED GUIDE BARS, AND PLUNGERS CARRIED BY SAID BLOCK AND MOVABLE RELATIVE TO SAID BLOCK BETWEEN AN OPERATIVE EXTENDED POSITION WITH SOME OF SAID PLUNGERS ENGAGING SAID YARN CARRIERS TO MOVE THE SAME ALONG THEIR GUIDE BARS, AND ANOTHER ONE OF SAID PLUNGERS ENGAGEABLE WITH SAID CONTROL MEMBER TO DISPLACE THE SAME ONE STEP ALONG ITS GUIDE BAR, AND AN INOPERATIVE RETRACTED POSITION IN WHICH SAID PLUNGERS CLEAR SAID YARN CARRIERS AND CONTROL MEMBER, AND MEANS ON SAID CONTROL MEMBER OPERABLE TO MOVE SAID CONTROL MEMBER ONE STEP TO A NEW POSITION AND TO LOCK SAID CONTROL MEMBER INTO SAID NEW POSITION UPON DRIVING ENGAGEMENT BY A PLUNGER OF SAID BLOCK.