82results about How to "Increase purchase cost" patented technology

The invention provides a stitching method for piecing and suturing cloth, which comprises the following steps: (a) orderly placing a left cut piece and a right cut piece needing to be stitched, and preparing a handwork needle and a sewing thread; (b) ensuring the location of a needle starting position on the right cut piece, and then making the needle threaded from the bottom of the right cut piece onto the surface of the right cut piece; (c) making the needle threaded from the surface of the left cut piece to the bottom of the left cut piece, enabling the needle to be pierced out from the upper side of the sewing thread of a sutured position via the bottom of the right cut piece, and straining to finish the first suturing; and (d) on the upper surface of the right cut piece, making the needle and the sewing thread bypass the upper right part of the upper surface of such a needle position point firstly, enabling the needle and the sewing thread to pass through the bottom of the right cut piece from the sutured position, then leading the needle and the sewing thread to be threaded from the needle position point of the right cut piece onto the surface of the right cut piece, furthermore, making the needle and the sewing thread pierced out from the upper side of a peripheral sewing thread via the needle position point of the right cut piece, and straining to finish the second suturing; then, keeping the stitch lengths of the stitches uniform, and alternating the operation of suturing steps in sequence until completion.