A generator includes: an upper housing and a lower housing; a water inlet and a water outlet provided in the upper housing; an impeller rotatably fixed inside the upper housing; a magnet provided in the lower housing, connected to a rotating shaft of the impeller, and rotated integrally with the impeller; and a bobbin positioned outside the magnet. A bearing through which the rotating shaft passes and a communication hole connecting a space for housing the impeller to a space for housing the magnet are disposed in an intermediate surface between the space for housing the impeller and the space for housing the magnet.
申请公布号
EP2558655(A1)
申请公布日期
2013.02.20
申请号
EP20100849903
申请日期
2010.09.30
申请人
WOONGJIN COWAY CO., LTD.
发明人
PARK, MAN-UK;JIN, SUNG-WORL;YUN, YOUNG-SANG;JEONG, JI-HYE;SEO, IN-SEOK;KIM, KI-CHUL;SON, JOUNG-HO