Web loom

Claim 1

IN A WEB LOOM HAVING MEANS TO FEED AND SHED WARP THREADS AND AT LEAST ONE THREAD CARRIER FOR CARRYING WEFT THREADS BACK AND FORTH THROUGH THE SHED OF THE WARP THREADS, A NEEDLE HAVING A HOOK WITH A POINT MOVABLE TO CLOSE THE HOOK, MEANS MOUNTING SAID NEEDLE FOR LONGITUDINAL MOVEMENT IN A PATH TRANSVERSE TO THE PLANE OF THE WARP THREADS AND ADJACENT ONE EDGE OF THE PATH OF THE WARP THREADS TO ENGAGE THE WEFT THREADS AND FORM SUCCESSIVE INTERLOCKING LOOPS THEREIN, MEANS FOR CLOSING THE HOOK OF THE NEEDLE FOR CASTING OFF PREVIOUSLY FORMED LOOPS COMPRISING A SLIDE MOUNTED ADJACENT TO THE NEEDLE FOR RECIPROCATORY MOVEMENT PARALLEL TO THE DIRECTION OF MOVEMENT OF THE NEEDLE AND HAVING A HOOK POINT ENGAGING SURFACE THEREON, AND MEANS FOR MOVING THE SLIDE AND NEEDLE BACK AND FORTH OUT OF PHASE WITH EACH OTHER, SAID MOVING MEANS INCLUDING MEANS TO MOVE THE NEEDLE, DURING THE LATTER PART OF THE WITHDRAWAL THEREOF, SOMEWHAT FASTER THAN THE SLIDE WHEREBY THE POINT OF THE NEEDLE HOOK ENGAGES THE SAID SURFACE OF THE SLIDE TO CLOSE THE HOOK WHILE THE SLIDE IS MOVING IN THE SAME DIRECTION AS THE NEEDLE, THE NEEDLE STARTING ITS PASSAGE THROUGH A PREVIOUSLY FORMED LOOP WHILE SUCH ENGAGEMENT EXISTS.