Multiple automatic sewing apparatus

Claim 1

MULTIPLE-PATTERN SEWING APPARATUS COMPRISING IN COMBINATION: (A) A COMMON WORK SUPPORTING BED, (B) AN ARRAY OF ZIGZAG SEWING UNITS IN OPERATIVE RELATION TO SAID BED EACH INCLUDING STITCH-FORMING TOOLS AND FIRST AND SECOND ADJUSTING MEANS THEREFOR, TO VARY THE OVERSTITCH WIDTH AND STITCHING POSITION, RESPECTIVELY, (C) COMMON DRIVE MEANS FOR SAID SEWING UNITS INCLUDING MEANS FOR STARTING AND STOPPING SAID UNITS IN UNISON, (D) A COMMON WORK-DISPLACING CARRIER AND A PLURALITY OF WORK CLAMPS SUPPORTED THEREBY EACH OF COOPERATION WITH ONE OF SAID UNITS, (E) A COMMON STITCHING PATTERN CONTROL DEVICE INCLUDING DATA STORAGE AND PICKUP MEANS COOPERATING THEREWITH, (F) MEANS TO OPERATE SAID DEVICE IN SYNCHRONISM WITH SAID UNITS, TO PRODUCE CONTROL MOVEMENTS FOR SAID FIRST AND SECOND ADJUSTMENT MEANS AND OPERATING MOVEMENT FOR SAID CARRIER, RESPECTIVELY, IN ACCORDANCE WITH THE CONFIGURATION OF THE MULTIPLE STITCHING PATTERNS TO BE PRODUCED BY SAID UNITS UPON THE WORK SUPPORTED BETWEEN SAID BED BY SAID CLAMPS, AND (G) MONTION-TRANSMITTING MEANS OPERABLY CONNECTING SAID PICKUP MEANS WITH THE COORDINATED ADJUSTING MEANS OF SAID UNITS AND WITH SAID CARRIER, RESPECTIVELY.