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. 27, 2014
Filed:
Oct. 24, 2011
Hiromitsu Kiyose, Kobe, JP;
Kiyoto Owaki, Kobe, JP;
Etsuya Yanase, Kobe, JP;
Youhei Murase, Kakogawa, JP;
Hiroyasu Okawa, Amagasaki, JP;
Hiromitsu Kiyose, Kobe, JP;
Kiyoto Owaki, Kobe, JP;
Etsuya Yanase, Kobe, JP;
Youhei Murase, Kakogawa, JP;
Hiroyasu Okawa, Amagasaki, JP;
Kawasaki Jukogyo Kabushiki Kaisha, Kobe-shi, JP;
Abstract
A water flow electricity generating device includes: an annular stator in which a coil is provided; a permanent magnet that causes a magnetic force to act on the coil; a rotor main body that is disposed on an inner circumferential side of a stator core to support the permanent magnet; a blade support unit that is provided on a front side of the rotor main body; a rotor that includes a rotating blade projecting radially outward from the blade support unit; and water-lubricated bearings that are provided in the stator while being opposed to the rotor main body, the water-lubricated bearings supporting loads in a thrust direction and a radial direction. The blade support unit is disposed on a front side of the rotor main body, and the rotor includes a float unit that is provided on the front side of the rotor main body.