Patents Examined by Sung Ham
  • Patent number: 10980401
    Abstract: An endoscope includes a bending operation apparatus including: a rod-like shaft section that is standing perpendicularly from one surface of an operation section and capable of being tilted; and a cover member including a central section that is placed to externally cover the rod-like shaft section in a water tight manner, a peripheral section that closes in a water tight manner an opening portion in which the rod-like shaft section is disposed, and an intermediate section provided between the peripheral section and the central section, wherein the cover member of the bending operation apparatus includes a deformation restricting section that is a tubular section formed along a longitudinal axis of the rod-like shaft section and placed to externally cover an intermediate portion of the rod-like shaft section, and restricts outward expansion of the intermediate section.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: April 20, 2021
    Assignee: OLYMPUS CORPORATION
    Inventors: Keisuke Hatano, Shun Nagasawa