Patents by Inventor Shinichiro Oga

Shinichiro Oga 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).

  • Safety link with pulley
    Patent number: 11459207
    Abstract: A safety link for an elevator car traveling in an elevator hoistway includes a hitch bracket slidably mounted to the elevator car frame so as to be movable in the moving directions of the elevator car and biased toward the downward movement direction of the elevator car in normal operating condition, the hitch bracket connected to the governor rope, and a pulley rotatably mounted to the hitch bracket and including an actuation wire wrapped around the pulley and connected to a safety device.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: October 4, 2022
    Assignee: OTIS ELEVATOR COMPANY
    Inventors: Hideki Arai, Tanaka Takashi, Hideaki Sasaki, Michiyuki Sato, Shinichiro Oga
  • SAFETY LINK WITH PULLEY
    Publication number: 20210403286
    Abstract: A safety link for an elevator car traveling in an elevator hoistway includes a hitch bracket slidably mounted to the elevator car frame so as to be movable in the moving directions of the elevator car and biased toward the downward movement direction of the elevator car in normal operating condition, the hitch bracket connected to the governor rope, and a pulley rotatably mounted to the hitch bracket and including an actuation wire wrapped around the pulley and connected to a safety device.
    Type: Application
    Filed: June 25, 2020
    Publication date: December 30, 2021
    Inventors: Hideki Arai, Tanaka Takashi, Hideaki Sasaki, Michiyuki Sato, Shinichiro Oga