Patents by Inventor Takaji ARAI

Takaji ARAI 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).

  • Pressure roller for shaping tire member
    Patent number: 11104092
    Abstract: To improve durability by preventing breakage of each roller piece for a long time. It is a pressure roller for pressing a surface of a tire member made from an unvulcanized rubber member. The pressure roller has a support shaft and a plurality of elastically deformable roller pieces supported by the support shaft and arranged in the axial direction of the support shaft. Each roller piece has a pressing surface for contacting with the surface of the tire member. Each roller piece is independently rotatably supported by the support shaft.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: August 31, 2021
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Hiroyuki Onimatsu, Kimitaka Yoshimura, Santa Momii, Takeshi Kawazu, Takaji Arai, Noboru Ishihara, Yu Nosaka, Toshiyuki Yamagiwa
  • PRESSURE ROLLER FOR SHAPING TIRE MEMBER
    Publication number: 20190143622
    Abstract: To improve durability by preventing breakage of each roller piece for a long time. It is a pressure roller for pressing a surface of a tire member made from an unvulcanized rubber member. The pressure roller has a support shaft and a plurality of elastically deformable roller pieces supported by the support shaft and arranged in the axial direction of the support shaft. Each roller piece has a pressing surface for contacting with the surface of the tire member. Each roller piece is independently rotatably supported by the support shaft.
    Type: Application
    Filed: April 17, 2017
    Publication date: May 16, 2019
    Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Hiroyuki ONIMATSU, Kimitaka YOSHIMURA, Santa MOMII, Takeshi KAWAZU, Takaji ARAI, Noboru ISHIHARA, Yu NOSAKA, Toshiyuki YAMAGIWA