Patents by Inventor Kosei HASHIMOTO

Kosei HASHIMOTO 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).

  • SEAL STRUCTURE
    Publication number: 20230160473
    Abstract: The seal structure includes a shaft member, a bush having a shaft hole for passing the shaft member, a pressure-receiving member having a facing surface facing an end surface of the bush on one side in the direction of the axis, and an elastic member that presses the bush against the pressure-receiving member from another side in the direction of the axis, in which a first coating layer is formed between an outer peripheral surface of the shaft member and an inner peripheral surface of the shaft hole of the bush, and a second coating layer is formed between the end surface of the bush on one side in the direction of the axis and the facing surface of the pressure-receiving member.
    Type: Application
    Filed: March 26, 2021
    Publication date: May 25, 2023
    Inventors: Norimasa HOSONUMA, Yoshiaki TAKIGAHIRA, Takuto FUKUHARA, Kosei HASHIMOTO, Nozomu SUZUKI