Devices for use in stitching together plies of fabric

Claim 1

A TEMPLATE DEVICE FOR USE BENEATH THE PRESSER FOOT OF A SEWING MACHINE AND ADAPTED TO HOLD AT LEAST TWO PLIES OF FABRIC TOGETHER FOR STITCHING BY SAID SEWING MACHINE, COMPRISING: (A) TWO FLAT SHEETS, INCLUDING AN UPPER SHEET AND A LOWER SHEET, PARALLEL TO AND BELOW SAID UPPER SHEET; (B) EACH OF SAID UPPER AND LOWER SHEETS HAVING FORMED THEREIN A SLOT REPRESENTING A PREDETERMINED STITCHING PATH; (C) SAID SLOTS BEING FORMED IN SAID UPPER AND LOWER SHEETS IN A POSITION SUCH THAT THE CENTER LINE OF SAID SLOT IN SAID UPPER SHEET CAN BE MADE TO OVERLIE THE CENTER LINE OF SAID SLOT IN SAID LOWER SHEET WHEN SAID LOWER SHEET IS POSITIONED IN A PREDETERMINED LOCATION BELOW SAID UPPER SHEET; (D) A GRIPPING SURFACE FORMED ON ONE OF SAID UPPER AND LOWER SHEETS ON THAT SURFACE OF SAID ONE SHEET WHICH FACES THE OTHER OF SAID SHEETS AND ADAPTED TO GRIP A PIECE OF FABRIC PLACED ADJACENT SAID GRIPPING SURFACE BETWEEN SAID UPPER AND LOWER SHEETS; AND (E) GUIDE MEANS ON THE UPPER SURFACE OF SAID UPPER SHEET ADJACENT ONE END OF SAID SLOT IN SAID UPPER SHEET AND ADAPTED TO LOWER AND RAISE SAID PRESSER FOOT OF SAID SEWING MACHING WHEN SAID TEMPLATE DEVICE IS MOVED TO PASS SAID GUIDE MEANS BENEATH SAID PRESSER FOOT.