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:
May. 19, 2020
Filed:
Aug. 07, 2017
Olympus Corporation, Tokyo, JP;
Keijiro Omoto, Hachioji, JP;
Yasuaki Natori, Akishima, JP;
Takashi Suzuki, Hino, JP;
Yoshitaka Umemoto, Hachioji, JP;
Takashi Yamashita, Hachioji, JP;
Fumiyuki Onoda, Tama, JP;
OLYMPUS CORPORATION, Tokyo, JP;
Abstract
An insertion device includes a thin and elongated insertion section, a rotating body which is rotated to advance or retreat the insertion section, a driving force supply source which supplies a driving force to the rotating body, a variable stiffness section provided for the insertion section and permitting stiffness of the insertion section to be varied, a stiffness detector which detects the stiffness of the insertion section varied by the variable stiffness section, and a controller which controls the driving force supply source in accordance with the stiffness of the insertion section detected by the stiffness detector.