of a support arm an opposing support arm and an horizontal reach therebetween being equipped with and an attachment device for removably attaching interchangeable mounting frames each with a different sewing field dimension so as to allow insertion of the sewing field into various size pre sewn garment elements such as pockets application_number US 83614001 A description with reference to fig1 and 2 the embroidery machine interchangeable frame is shown installed on an automated computerized embroidery machine 1 having a support carriage 2 a receiving arm 3 and opposing receiving arm 12 retaining spring clamps 11 and tooling points 13 thereon commonly used to support a two piece hoop frame that maintains a work piece and backing material in correct position within the embroidery machine in the preferred embodiment the mounting frame 28 to include the interchangeable frame 9 is formed from sheet metal having an upper and lower surface with a support arm 5 formed at one end and an opposing support arm 8 at the other end both being so shaped as to readily communicate and overlay the receiving arms 3 12 of the support carriage 2 and having apertures through the thickness of the support arms 5 8 of proper shape and dimension so as to accommodate with and securely hold the tooling points 4 13 of the receiving arms 3 12 therein and stretching therebetween from the corresponding ends of the receiving arms 3 12 an horizontal reach to which is removably attached an interchangeable frame 9 of the same material whose lower surface is adapted to receive thereon adhesive backing material 10 oriented so that the adhesive side 14 is facing upward to adhere to the lower surface of the width legs 25 and the length legs 24 of.