Patents by Inventor Atushi Tukuda

Atushi Tukuda 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: 9358160
    Abstract: An apparatus for producing an absorbent is provided with a stacking unit which sequentially forms a plurality of stacks S and discharges these stacks in the machine direction separated by gaps, pattern plates respectively having deep recesses so that thick parts are formed around back ends of the stacks in the machine direction, a wrapping unit which wraps the stacks which are sequentially discharged from the stacking unit by a wrapping web to thereby form continuous wrapped stacks, a conveying unit which conveys the continuous wrapped stacks in the machine direction, a pressing unit which presses the conveyed continuous wrapped stacks to stretch the stacks and thereby form connected parts C at which adjoining stacks are connected, and a cutting unit which cuts the continuous wrapped stacks at the connected parts C to thereby form the absorbents into predetermined shapes.
    Type: Grant
    Filed: January 26, 2012
    Date of Patent: June 7, 2016
    Assignee: UNICHARM CORPORATION
    Inventors: Atushi Tukuda, Seiji Murakami
  • Publication number: 20130328233
    Abstract: An apparatus for producing an absorbent is provided with a stacking unit which sequentially forms a plurality of stacks S and discharges these stacks in the machine direction separated by gaps, pattern plates respectively having deep recesses so that thick parts are formed around back ends of the stacks in the machine direction, a wrapping unit which wraps the stacks which are sequentially discharged from the stacking unit by a wrapping web to thereby form continuous wrapped stacks, a conveying unit which conveys the continuous wrapped stacks in the machine direction, a pressing unit which presses the conveyed continuous wrapped stacks to stretch the stacks and thereby form connected parts C at which adjoining stacks are connected, and a cutting unit which cuts the continuous wrapped stacks at the connected parts C to thereby form the absorbents into predetermined shapes.
    Type: Application
    Filed: January 26, 2012
    Publication date: December 12, 2013
    Inventors: Atushi Tukuda, Seiji Murakami