269results about How to "Easy to sew" patented technology

An image representation format for representing a digital image comprises: image information stored as a bitstream representing sequential image blocks, each block comprising one or more components, each component comprising one or more data units and each data unit being represented as a Huffman-coded stream of coefficients of basis functions, wherein a zeroth order coefficient is represented as a difference to the previous zeroth order coefficient of the corresponding component, and a block information table, which comprises: indicators to the first coefficient of a specified order of each image block in said bitstream, information indicating the number of bits in the bitstream between adjacent coefficients of said specified order of the image block, and the zeroth order coefficient of at least the first data unit of each components said zeroth order coefficient being represented in a non-differential form.

The invention belongs to the technical field of fixtures, and discloses a sewing fixture for sewing a suit front part with a flap pocket adding with a welt to front facing. The sew fixture comprises five templates of a first template, a second template, a third template, a fourth template and a fifth template, the third template is the base template, the second template and the first template are movably installed on the first edge of the third template and used for sewing the front facing; meanwhile, the fourth template and the fifth template are movably installed on the second edge of the third template and used for making the flap pocket adding with the welt. According to the sewing fixture for sewing the suit front part with the flap pocket adding with the welt to the front facing, the flap pocket adding with the welt can be made at the same time of sewing the front facing only by utilizing the five templates, and the sewing fixture has the advantages of being easy to sew, short in needed man-hour and high in yield; in production, the difficulty of operation of workers and labor intensity can be reduced, waste products are reduced, the cost in the garment production process is greatly reduced, and the quality of a garment is improved.

The invention provides a folding sewing fixture of arc-hem style beach shorts. The folding sewing fixture comprises a left shorts piece template and a right shorts piece template; the right shorts piece template takes a first template as a base module, and the first template is matched with a second template to be used for sewing a right pocket; the first template is matched with a third template to be used for sewing a round-angle welt of a right leg opening; the left shorts piece template and the right shorts piece template are in mirror symmetry, the left shorts piece template takes a fourth template as a base module, and the fourth template is matched with a fifth template to be used for sewing a left pocket; the fourth template is matched with a sixth template to be used for sewing a round-angle welt of a left leg opening; the fourth template is further provided with a first left side top fly topstitching through groove, the left shorts piece template further comprises a seventh template, and the fourth template is matched with the seventh template to be used for sewing a top fly zipper. According to the folding sewing fixture of the arc-hem style beach shorts, the processes of sewing the top fly zipper, the pockets and the round-angle welts of the leg openings are completed simultaneously through the seven templates, the front shorts pieces are made completely, and the folding sewing fixture of the arc-hem style beach shorts has the advantages that sewing is easy, the needed working hour is short, and the product making efficiency is high.