Patents by Inventor Naomichi NAKAI

Naomichi NAKAI 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).

  • Endless flat belt and method for manufacturing the same
    Patent number: 10570990
    Abstract: An endless flat belt includes an inner rubber layer 1, a cord core 11 buried in the inner rubber layer 1 and spirally wound at a predetermined pitch in a width direction of the belt, and a reinforcement fabric 2 stuck to the inner rubber layer 1. The cord core comprises polyamide fiber. Opposite ends of the reinforcement fabric 2 are connected with each other into an endless form by adhesion or sewing. A surface rubber layer 3 is stuck to a surface of the reinforcement fabric 2 which is opposite a surface thereof stuck to the inner rubber layer 1.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: February 25, 2020
    Assignee: NITTA CORPORATION
    Inventors: Haruhide Okamura, Yoshihiro Konishi, Mitsuaki Ono, Naomichi Nakai, Naoki Kai
  • Textile machine belt
    Patent number: 10557218
    Abstract: The present invention provides a belt for a textile machine capable of reducing running noise caused during belt running. A canvas core used in the belt is constituted by a woven fabric based on a twill weave texture in which a warp crosses a plurality of wefts and aggregates (19) of weave points at which the warp crosses the wefts are regularly shifted in one longitudinal direction (L) of the belt to form a twill line (17), and some of the aggregates (19) in the twill line (17) are shifted at a predetermined interval in the opposite direction to the one longitudinal direction.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: February 11, 2020
    Assignee: NITTA CORPORATION
    Inventors: Naomichi Nakai, Toshimitsu Higashi
  • TEXTILE MACHINE BELT
    Publication number: 20180245247
    Abstract: The present invention provides a belt for a textile machine capable of reducing running noise caused during belt running. A canvas core used in the belt is constituted by a woven fabric based on a twill weave texture in which a warp crosses a plurality of wefts and aggregates (19) of weave points at which the warp crosses the wefts are regularly shifted in one longitudinal direction (L) of the belt to form a twill line (17), and some of the aggregates (19) in the twill line (17) are shifted at a predetermined interval in the opposite direction to the one longitudinal direction.
    Type: Application
    Filed: August 23, 2016
    Publication date: August 30, 2018
    Inventors: Naomichi NAKAI, Toshimitsu HIGASHI
  • ENDLESS FLAT BELT AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20170074350
    Abstract: An endless flat belt includes an inner rubber layer 1, a cord core 11 buried in the inner rubber layer 1 and spirally wound at a predetermined pitch in a width direction of the belt, and a reinforcement fabric 2 stuck to the inner rubber layer 1. The cord core comprises polyamide fiber. Opposite ends of the reinforcement fabric 2 are connected with each other into an endless form by adhesion or sewing. A surface rubber layer 3 is stuck to a surface of the reinforcement fabric 2 which is opposite a surface thereof stuck to the inner rubber layer 1.
    Type: Application
    Filed: May 14, 2015
    Publication date: March 16, 2017
    Applicant: NITTA CORPORATION
    Inventors: Haruhide OKAMURA, Yoshihiro KONISHI, Mitsuaki ONO, Naomichi NAKAI, Naoki KAI