Patents by Inventor Kiyotaka Omae

Kiyotaka Omae 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).

  • Pipe connecting device with fastening completion structure
    Patent number: 9664325
    Abstract: A pipe connecting device having a joint body including a fitting cylinder to which a flared synthetic resin-made tube is to be externally fitted, an external thread formed on a radially outward side of the fitting cylinder; and a union nut including an internal thread screwed with the external thread, and a tube pressing portion that presses a diameter changing portion formed between a flared portion in the tube, and a non-flared portion, in the direction of the axis. In a fastening completion state in which the tube pressing portion is caused to press the diameter changing portion by a screw advancement of the union nut, the screw advancement being produced by screwing the internal thread to the external thread, positions of a basal end of the external thread and a tip end of the union nut in the directions of axes coincident with each other.
    Type: Grant
    Filed: January 23, 2014
    Date of Patent: May 30, 2017
    Assignee: NIPPON PILLAR PACKAGING CO., LTD.
    Inventors: Masateru Yamada, Takayuki Kishimoto, Takeshi Nakagawa, Kiyotaka Omae
  • PIPE CONNECTING DEVICE
    Publication number: 20140210205
    Abstract: A pipe connecting device having a joint body including a fitting cylinder to which a flared synthetic resin-made tube is to be externally fitted, an external thread formed on a radially outward side of the fitting cylinder; and a union nut including an internal thread screwed with the external thread, and a tube pressing portion that presses a diameter changing portion formed between a flared portion in the tube, and a non-flared portion, in the direction of the axis. In a fastening completion state in which the tube pressing portion is caused to press the diameter changing portion by a screw advancement of the union nut, the screw advancement being produced by screwing the internal thread to the external thread, positions of a basal end of the external thread and a tip end of the union nut in the directions of axes coincident with each other.
    Type: Application
    Filed: January 23, 2014
    Publication date: July 31, 2014
    Applicant: NIPPON PILLAR PACKING CO., LTD.
    Inventors: Masateru Yamada, Takayuki Kishimoto, Takeshi Nakagawa, Kiyotaka Omae