Patents by Inventor Keiichi NODO

Keiichi NODO 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).

  • Sensor having tube cap restricting rearward movement of heat shield tube
    Patent number: 11199474
    Abstract: Disclosed is a sensor, including: a sensor body having a cylindrical case and a sensor element accommodated in the case; a seal member disposed in a rear end part of the case; lead wires electrically connected to the sensor element and extending from inside to outside of the casing through the seal member; and a cylindrical heat shield tube retained to an outer surface of the case and extending rearward from the case so as to circumferentially surround the seal member and parts of the lead wires, characterized in that: the sensor further includes a cylindrical tube cap made of an elastic material and arranged to restrict a rearward movement of the heat shield tube; the tube cap has formed therein at least one lead wire insertion hole through which the lead wires are inserted; and the tube cap is reduced in diameter and held to the lead wires.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: December 14, 2021
    Assignee: NGK SPARK PLUG CO., LTD.
    Inventors: Keiichi Nodo, Keiichi Noda, Ryuta Fukano, Yasuhiro Ishiguro, Shoji Akatsuka
  • SENSOR
    Publication number: 20190310166
    Abstract: Disclosed is a sensor, including: a sensor body having a cylindrical case and a sensor element accommodated in the case; a seal member disposed in a rear end part of the case; lead wires electrically connected to the sensor element and extending from inside to outside of the casing through the seal member; and a cylindrical heat shield tube retained to an outer surface of the case and extending rearward from the case so as to circumferentially surround the seal member and parts of the lead wires, characterized in that: the sensor further includes a cylindrical tube cap made of an elastic material and arranged to restrict a rearward movement of the heat shield tube; the tube cap has formed therein at least one lead wire insertion hole through which the lead wires are inserted; and the tube cap is reduced in diameter and held to the lead wires.
    Type: Application
    Filed: March 25, 2019
    Publication date: October 10, 2019
    Applicant: NGK SPARK PLUG CO., LTD.
    Inventors: Keiichi NODO, Keiichi NODA, Ryuta FUKANO, Yasuhiro ISHIGURO, Shoji AKATSUKA