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:
Sep. 20, 2016
Filed:
Mar. 05, 2013
Applicants:
Keio University, Tokyo, JP;
Olympus Corporation, Tokyo, JP;
Inventors:
Norihisa Miki, Yokohama, JP;
Yoshiyuki Okayama, Yokohama, JP;
Keijiro Nakahara, Yokohama, JP;
Kaori Yoshimura, Yokohama, JP;
Shinji Yasunaga, Higashimurayama, JP;
Assignees:
OLYMPUS CORPORATION, Tokyo, JP;
KEIO UNIVERSITY, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F04B 43/04 (2006.01); A61B 1/00 (2006.01); A61B 1/12 (2006.01); F04B 43/02 (2006.01);
U.S. Cl.
CPC ...
A61B 1/00131 (2013.01); A61B 1/128 (2013.01); F04B 43/025 (2013.01); F04B 43/046 (2013.01); A61B 1/0008 (2013.01);
Abstract
A pump unit which can be made to be small-sized, and which enables to achieve a sufficient flow and an endoscope apparatus using such pump are provided. The pump unit which transports a fluid in a channel upon generating a progressive wave which is propagated in a longitudinal direction of the channel, in a first flexible thin film which constitutes at least a part of a channel-wall surface, includes a vibration exciter unit.