Patents Assigned to NIHON KIZAI CO., LTD.
  • Illumination device and inspection device of tire
    Patent number: 8824878
    Abstract: Disclosed are an illumination device and an inspection device of a tire that can easily detect abnormality of the shape of the manufactured tire. A photographing portion 18,19 photographs a inner peripheral surface of a tire T, while a driving portion 12 relatively rotates the tire T and a inspection portion 20 around an axis of the tire T, in the state of irradiating a light from a light source unit 36 disposed along the inner peripheral surface of the tire T toward the circumferential direction of the tire T.
    Type: Grant
    Filed: June 9, 2011
    Date of Patent: September 2, 2014
    Assignees: Toyo Tire & Rubber Co., Ltd., Nihon Kizai Co., Ltd.
    Inventors: Hirokatsu Mizukusa, Hitoshi Nakamoto, Wataru Otani
  • ILLUMINATION DEVICE AND INSPECTION DEVICE OF TIRE
    Publication number: 20120134656
    Abstract: Disclosed are an illumination device and an inspection device of a tire that can easily detect abnormality of the shape of the manufactured tire. A photographing portion 18,19 photographs a inner peripheral surface of a tire T, while a driving portion 12 relatively rotates the tire T and a inspection portion 20 around an axis of the tire T, in the state of irradiating a light from a light source unit 36 disposed along the inner peripheral surface of the tire T toward the circumferential direction of the tire T.
    Type: Application
    Filed: June 9, 2011
    Publication date: May 31, 2012
    Applicants: NIHON KIZAI CO., LTD., TOYO TIRE & RUBBER CO., LTD.
    Inventors: Hirokatsu Mizukusa, Hitoshi Nakamoto, Wataru Otani