Web thread changing device for web-loom

Claim 1

A DEVICE FOR INSERTING AND CHANGING WEFT THREADS IN THE SHED OF A WEB LOOM, COMPRISING A PLURALITY OF HOLDERS FOR SUPPLIES OF WEFT THREADS A PLURALITY OF THREADS GUIDES, MEANS MOUNTING THE THREAD GUIDES FOR MOVEMENT INDEPENDENTLY OF EACH OTHER BETWEEN FIRST AND SECOND POSITIONS, MEANS NORMALLY HOLDING THE THREAD GUIDES IN THE FIRST POSITION, A THREAD PRESSER MOVABLE TRANSVERSELY WITH RESPECT TO THE PATH OF THE WEFT THREADS, EACH OF SAID THREAD GUIDES IN ITS SECOND POSITION HOLDING A WEFT THREAD IN THE PATH OF MOVEMENT OF SAID THREAD PRESSER, A FEEDER MOUNTED FOR MOVEMENT INTO AND OUT OF THE SHED, MOVEMENT OF THE THREAD PRESSER CARRYING A WEFT THREAD ENGAGED THEREBY INTO THE PATH OF THE FEEDER TO BE CARRIED INTO THE SHED, INDEPENDENTLY RELEASABLE, NORMALLY OPERATIVE THREAD CLAMPS IN THE PATHS OF THE WEFT THREADS BETWEEN THE HOLDERS AND THE GUIDES, MEANS FOR SELECTIVELY MOVING ANY ONE OF THE THREAD GUIDES TO THE SECOND POSITION COMPRISING A SHIFTING MEMBER, MEANS FOR PERIODICALLY MOVING SAID SHIFTING MEMBER IN SYNCHRONISM WITH THE MOVEMENTS OF THE FEEDER, INDEPENDENT MEANS OPERATIVELY CONNECTED TO EACH THREAD GUIDE AND CLAMP FOR MOVING THE THREAD GUIDE TO THE SECOND POSITION AND RELEASING THE CLAMP, AND PATTERN MEANS OPERATIVELY CONNECTED TO EACH SUCH INDEPENDENT MEANS FOR SELECTIVELY OPERABLY CONNECTING ONE OF SUCH INDEPENDENT MEANS TO THE SHIFTING MEMBER FOR OPERATION THEREBY TO MOVE THE THREAD GUIDE TO THE SECOND POSITION AND RELEASE THE CORRESPONDING CLAMP.

Claim 2

A DEVICE FOR INSERTING AND CHANGING WEFT THREADS IN THE SHED OF A WEB LOOM, COMPRISING A PLURALITY OF HOLDERS FOR SUPPLIES OF WEFT THREADS A PLURALITY OF THREADS GUIDES, MEANS MOUNTING THE THREAD GUIDES FOR MOVEMENT INDEPENDENTLY OF EACH OTHER BETWEEN FIRST AND SECOND POSITIONS, MEANS NORMALLY HOLDING THE THREAD GUIDES IN THE FIRST POSITION, A THREAD PRESSER MOVABLE TRANSVERSELY WITH RESPECT TO THE PATH OF THE WEFT THREADS, EACH OF SAID THREAD GUIDES IN ITS SECOND POSITION HOLDING A WEFT THREAD IN THE PATH OF MOVEMENT OF SAID THREAD PRESSER, A FEEDER MOUNTED FOR MOVEMENT INTO AND OUT OF THE SHED, MOVEMENT OF THE THREAD PRESSER CARRYING A WEFT THREAD ENGAGED THEREBY INTO THE PATH OF THE FEEDER TO BE CARRIED INTO THE SHED, INDEPENDENTLY RELEASABLE, NORMALLY OPERATIVE THREAD CLAMPS IN THE PATHS OF THE WEFT THREADS BETWEEN THE HOLDERS AND THE GUIDES, MEANS FOR SELECTIVELY MOVING ANY ONE OF THE THREAD GUIDES TO THE SECOND POSITION COMPRISING A SHIFTING MEMBER, MEANS FOR PERIODICALLY MOVING SAID SHIFTING MEMBER IN SYNCHRONISM WITH THE MOVEMENTS OF THE FEEDER, INDEPENDENT MEANS OPERATIVELY CONNECTED TO EACH THREAD GUIDE AND CLAMP FOR MOVING THE THREAD GUIDE TO THE SECOND POSITION AND RELEASING THE CLAMP, AND PATTERN MEANS OPERATIVELY CONNECTED TO EACH SUCH INDEPENDENT MEANS FOR SELECTIVELY OPERABLY CONNECTING ONE OF SUCH INDEPENDENT MEANS TO THE SHIFTING MEMBER FOR OPERATION THEREBY TO MOVE THE THREAD GUIDE TO THE SECOND POSITION AND RELEASE THE CORRESPONDING CLAMP.