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:
Nov. 19, 2024
Filed:
Dec. 25, 2020
Hoya Corporation, Tokyo, JP;
Yoshitsugu Hosogoe, Tokyo, JP;
HOYA CORPORATION, Tokyo, JP;
Abstract
An endoscope includes: a hardness adjustment cable that is arranged in an insertion portion and includes a hardness adjustment sheath, a hardness adjustment wire inserted in the hardness adjustment sheath, and a coupling tool coupling the hardness adjustment sheath and the hardness adjustment wire; a retaining member fixed to the hardness adjustment wire on an operation unit side of the hardness adjustment cable; a cam mechanism that is coupled to the retaining member when tension is applied to the hardness adjustment wire; a sheath fixing unit coupled to the hardness adjustment sheath on the operation unit side of the hardness adjustment cable; and a guide frame that is arranged between the insertion portion and an operation unit and that holds the cam mechanism and the sheath fixing unit so as to be independently movable in a longitudinal direction of the insertion portion.