Patents by Inventor Hayami Kawamoto

Hayami Kawamoto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5257591
    Abstract: An automatic sewing apparatus for hemming and closing a sleeve is used for hemming a sleeve blank and sewing it into tubular form for making, for example, a short-sleeved T-shirt. The steps subsequent to putting the sleeve blank on a conveyor are done fully automatically and continuously to make the tubular sleeve. The apparatus according to one embodiment of the invention comprises first and second sewing machines disposed at inner corner sides of an L-shaped sewing table, a feed device having a conveying surface disposed on a table part of the first sewing machine side of the sewing table, a folding member for folding the blank edge along the feed direction, a deflecting device having a member for stopping the running of the front end of the hemmed piece above the conveying surface, and a transfer device for feeding the deflected piece of a hemmed sleeve blank to the second sewing machine.
    Type: Grant
    Filed: March 16, 1992
    Date of Patent: November 2, 1993
    Assignee: Pegasus Sewing Machine Mfg., Co., Ltd.
    Inventors: Yukinori Suzuki, Hayami Kawamoto, Tatsuaki Kaneda, Masahiko Nishikawa
  • Patent number: 5226378
    Abstract: An automatic sewing apparatus for hemming and closing a sleeve is used for making a tubular sleeve a short-sleeved T-shirt. After placing the sleeve blanks on a conveyor only, subsequent operations are done fully automatically and continuously to make tubular sleeves, resulting in labor savings, productivity enhancement, and a reduction in savings production cost. In particular two types of shapes cut for sleeves can be sewn by using the apparatus by turning them in the appropriate direction. The apparatus comprises a first sewing machine for hemming and a second sewing machine for edge sewing disposed at both inner corner sides of an L-shaped sewing table, a blank feed device installed at a table part of the first sewing machine side, a folding member for the blank edge, a hemmed piece deflecting device, and direction turning members for turning the deflected piece.
    Type: Grant
    Filed: March 23, 1992
    Date of Patent: July 13, 1993
    Assignee: Pegasus Sewing Machine Mfg. Co., Ltd.
    Inventors: Yukinori Suzuki, Hayami Kawamoto, Tatsuaki Kaneda, Masahiko Nishikawa