公开(公告)号：US4612734A

公开(公告)日：1986-09-23

申请号：US726065

申请日：1985-04-23

申请人： Motoharu Nakajima ,  Seishiro Sakane ,  Norimichi Sato ,  Etsuro Haruta

发明人： Motoharu Nakajima ,  Seishiro Sakane ,  Norimichi Sato ,  Etsuro Haruta

IPC分类号： B24B23/02 ,  B24B55/10

CPC分类号： B24B55/102 ,  B24B23/02

摘要： A grinding machine includes a casing having intake apertures for introducing the air and discharge apertures for discharging the air. A motor is mounted within the casing and has a rotatable shaft. A fan member is fixedly mounted on the shaft for rotation therewith and has a mounting portion and a plurality of blades provided on the mounting portion for flowing the air through the casing from the intake apertures to the discharge apertures for cooling the motor. A grinding wheel is secured to the mounting portion.

摘要翻译： 研磨机包括具有用于引入空气的进气孔和用于排出空气的排出孔的壳体。 电机安装在壳体内并具有可旋转的轴。 风扇构件固定地安装在轴上以与其一起旋转，并且具有安装部分和设置在安装部分上的多个叶片，用于使空气从进气孔流过壳体到用于冷却马达的排放孔。 砂轮被固定到安装部分。