A multivane centrifugal fan having a plurality of vanes arranged in a circumferentially spaced state is provided with a plurality of annular plates piled at radially inner portions of the vanes so as to be spaced from one another slightly in the axial direction of the multivane centrifugal fan.
申请公布号
WO9600854(A1)
申请公布日期
1996.01.11
申请号
WO1995JP01307
申请日期
1995.06.30
申请人
TOTO LTD.;HATAKEYAMA, MAKOTO;SHINBARA, NOBORU;HARAGA, HISATO
