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:
Jul. 25, 2023
Filed:
Dec. 20, 2018
Olympus Corporation, Hachioji, JP;
Kazuhiro Tanaka, Hachioji, JP;
Yuki Kawaguchi, Koshu, JP;
Yusuke Takei, Hino, JP;
Ojiro Kitamura, Hachioji, JP;
Akinori Kobayashi, Hino, JP;
Tomoyuki Takashino, Fuchu, JP;
Tatsuro Yamamoto, Hachioji, JP;
OLYMPUS CORPORATION, Tokyo, JP;
Abstract
A treatment instrument includes a rotating body and a housing. The rotating body includes a connecting portion including: a supported portion having a cylindrical outer peripheral surface, and an engaged portion that is adjacent to the supported surface. The housing includes a supporting portion that is configured to support the supported portion of the rotating body, the supporting portion being rotatable around a predetermined rotation axis; and an engaging portion that is configured to generate a frictional force larger than a frictional force between the supporting portion and the supported portion by coming into contact with the engaged portion.