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:
Jun. 11, 2019
Filed:
Oct. 02, 2015
National University Corporation Tokyo University of Marine Science and Technology, Tokyo, JP;
Hayato Kondo, Tokyo, JP;
Masahiro Osakabe, Tokyo, JP;
Abstract
An underwater propulsion apparatusaccording to an embodiment includes a main bodyhaving a conical tail portion, a channelhaving an inletin the outer circumferential surface of the main bodyand a nozzleon the side downstream of the inletand in the tail portion, at least one pumphaving an impellerprovided in the channel, a diffuserattached to the main bodyso as to surround the outer circumference of the nozzle, and a plurality of direction control wingsattached to the outer surface of the main bodyand located in positions downstream of the nozzleand close thereto, each of the plurality of direction control wingshaving an upstream end pivotally supported by the main body