The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 11, 2022
Filed:
Jan. 04, 2019
Olympus Corporation, Hachioji, JP;
Keisuke Hatano, Koganei, JP;
Yutaro Watanabe, Chofu, JP;
OLYMPUS CORPORATION, Tokyo, JP;
Abstract
A bending operation mechanism of an endoscope includes a bending operation lever, a seal unit having a tubular member and an elastic member. The elastic member has a fixed part attached to an outer circumference of the tubular member in a circumferential manner along a longitudinal axis direction N of the tubular member. An extending part that extends from an outer circumference of the fixed part to the outside of the fixed part in a radial direction K into a shape of a circle substantially concentric with the fixed part. A region extends from the outer circumference of the fixed part would extend with a predetermined angle.